chemistry Crossword Puzzles
Chemistry 2020-06-13
Across
- Going down
- How far something travels within a given time
- To what degree a product is compact
- Target of a person's ambition or effort
- Difference between lowest and highest
- A material that flows freely but has a constant volume
- To raise the quantity or magnitude
- An amount of matter
- Lower or become less
- Particle with positive charge
- Capacity or strength to do work
- A space between two things
- Anything carried by a rocket
Down
- Measure how fast something is moving in a given direction
- Two or more objects impact one another
- not fluid
- Burnt to generate heat or power
- How much room a material or entity occupies
- Increased volume due to temperature
- Something which is required and contributes directly to the result
- Do again
- A chemical proton donor
- A subatomic particle with negative charge
- A fluid that fills all the space in a container
24 Clues: Do again • not fluid • Going down • An amount of matter • Lower or become less • A chemical proton donor • A space between two things • Anything carried by a rocket • Particle with positive charge • Burnt to generate heat or power • Capacity or strength to do work • To raise the quantity or magnitude • To what degree a product is compact • Increased volume due to temperature • ...
CHEMISTRY 2020-05-20
Across
- -uniterm in composition.
- – a positively charged ion.
- – is the separation of a mixture by passing it in solution or suspension or as a vapor (as in gas chromatography) through a medium in which the components move at different rates.
- – a property that describes a substances ability to participate in chemical reaction.
- -it is when a substances react with each other and form one or more new substances.
- – a chemical reaction that releases energy.
- composed of 2 or more atom.
- – it has a definite shape and a definite volume.
- - is a form of matter in which many of the electrons wander around freely among the nuclei of the atoms.
- – A zero that does not count as significant figures.
- property -a matter that can be observed without changing the matter’s identity.
- – the degree to which a chemical substance or a particular mixture of substance can damage an organism.
- – Any substance that has mass and takes up space.
- – a zero that always counts as a significant figure.
- the mass of an atom.
- – substance that is dissolved or scattered and dispersing medium.
- – refers to the agreement of a particular value with the true value.
- – accompanied by or requiring the absorption of heat.
- -type of matter and the way matter is arranged.
- a negatively charged ion.
- - a method in which two or more components of different sizes are separated from a mixture on the basis of the difference in their sizes.
- the number of protons and the number of neutrons determine an element's mass number.
- - is the method in which heavier components of the mixture are separated from the lighter substances with the help of wind.
- - the ability of a chemical to burn or ignite, causing fire combustion.
- – a branch of chemistry that deals with the study of compounds that are not covered by organic chemistry.
- – a zero that are only significant if the number contains a decimal point.
Down
- – A type of error that occurs in the same direction each time. Often resulting from poor technique.
- – a branch of chemistry that deals with the study of chemical processes that occur inside of living organisms.
- – it has indefinite shape and a definite volume, takes shape of a container.
- TABLE – a organized chart of all the elements.
- - is an effective method to separate mixtures comprised of two or more pure liquids.
- – a branch of chemistry which deals with the study of compounds that contain the element carbon and hydrogen.
- – the mass per unit volume of a substance.
- – is when a substance goes from gas to solid.
- – the ability of a substance to be pulled into a wire.
- – the ability of a substance to be rolled or pounded into thin sheets
- – a branch of chemistry that deals with the study of separation, identification, and quantification of chemical components of natural and artificial materials.
- definite composition.
- – type of chemical bonding wherein it involves the electrostatic attraction between oppositely charged ions.
- – consist of coarse particles which are visible to the naked eye
- – A state of matter that have an indefinite shape and indefinite volume.
- – 2 or more substances compound physically in variable proponents.
- – the transition of substance directly from the solid to the gas state.
- - a technique used to separate out homogenous mixtures where there is one or more dissolved solids.
- - separation method used to separate out pure substances in mixtures comprised of particles some of which are large enough in size to be captured with a porous material.
- -the ability of a substance to dissolve in another substance.
- – A branch of chemistry that deals with the study of physics and math.
- -the ability of two or more substances to chemical combine and form one more new substances.
- – composed of an atom.
- - branch of science that deals with the identification of the substances of which matter is composed.
- – a type of error wherein the measurement has an equal probability of being high or low.
51 Clues: the mass of an atom. • definite composition. • – composed of an atom. • -uniterm in composition. • a negatively charged ion. • – a positively charged ion. • composed of 2 or more atom. • – the mass per unit volume of a substance. • – a chemical reaction that releases energy. • – is when a substance goes from gas to solid. • TABLE – a organized chart of all the elements. • ...
Chemistry 2020-05-20
Across
- SI unit used to measure electric current
- made up of two or more different substances
- measure of the amount of matter contained in a given volume
- unit of measurement for temperature used most commonly in the United States
- numbers are either defined numbers or result of a count
- properties that can be measured or observed without changing the chemical nature of the substance
- method for separating dissolved substances from one another. It is often used when the dissolved substances are coloured, such as inks, food colourings and plant dye
- particles are packed tightly together
- refers to whether a compound will react with water or air
- if a substance does not dissolve
- if a substance can be dissolved
- chemical substance that is made up of a particular kind of atom
- consists of highly charged particles
- example of physical property (2)
- degree of closeness between measurements of a quantity and that quantity’s actual (true) value
- example of physical property
- measure of cold or heat, often measurable with a thermometer
- SI unit for measuring large quantities of very small entities such as atoms, molecules, or other specified particles
- study of chemical processes that occur inside of living organisms
- particles are more loosely packed
- digits that carry meaning in a number and contribute to its precision
- mixture of two or more chemical substances where the different components cannot be visually distinguished
Down
- refers to whether a compound will burn when exposed to flame
- temperature at which a substance melts
- inaccuracy caused by flaws in an instrument
- method for separating a liquid from a mixture of two or more liquids
- SI unit for distance
- SI unit for time
- particles have a great deal of space
- Study that applies physics
- composed of pure elements
- series of units that is accepted and used throughout the scientific world
- pure substances made up of atoms of different elements connected together in a fixed ratio, forming a molecule
- study of the chemistry of matter
- temperature at which a substance boils
- SI unit for mass
- SI unit for temperature
- method for seperating an insoluble solid from a liquid that uses heat
- method for separating an insoluble solid from a liquid that uses filter paper
- measuring that property must lead to a change in the substance’s chemical structure
- mixture of two or more chemical substances where the different components can be visually distinguished and easily separated by physical means
- Study of the chemistry of life
- also called reproducibility or repeatability, it is the degree to which repeated measurements under unchanged conditions show the same results
- Study of compounds
44 Clues: SI unit for time • SI unit for mass • Study of compounds • SI unit for distance • SI unit for temperature • composed of pure elements • Study that applies physics • example of physical property • Study of the chemistry of life • if a substance can be dissolved • study of the chemistry of matter • if a substance does not dissolve • example of physical property (2) • ...
Chemistry 2020-01-23
Across
- ________ solution turns blue litmus red
- This bond is formed when metals transfer electrons to non-metals
- This cation forms a white ppt when a few drops of aqueous NaOH is added but the ppt dissolves and forms a colourless solution when aqueous NaOH is added in excess
- This is the reaction between acids and bases
- pungent gas that turns moist red litmus paper blue
- Acids react with ________ to form salt and hydrogen gas
- Most ________ salts are insoluble (in water) except Sodium, Potassium, Ammonium
- Negatively charged particles
- This gas turns purple acidified potassium manganate (VII) colourless
- _________ oxides can react with both acids and alkalis
- All ________ salts are soluble (in water)
Down
- This bond is formed when non-metals share electrons
- These are oxides that have neither acidic nor basic properties
- Most _________ salts are soluble (in water) except Calcium, Lead and Barium
- An atom is electrically ________ - number of electrons is equal to number of protons
- This is formed acidified silver nitrate is added to a solution containing chloride ions
- The process when a substance changes its state from gas to liquid
- Testing for this ion by adding aqueous NaOH followed by aluminium powder
- Most _________ salts are insoluble (in water) except Calcium, Barium, Sodium, Potassium and Ammonium
- Atoms of the same element that have the same atomic number but different mass number
- Positively charged particles
- Most ________ salts are soluble (in water) except Sodium, Mercury and Lead
- Light blue ppt is formed when aqueous Ammonia is added but upon adding in excess, the ppt dissolves to give a dark blue solution
23 Clues: Negatively charged particles • Positively charged particles • ________ solution turns blue litmus red • All ________ salts are soluble (in water) • This is the reaction between acids and bases • pungent gas that turns moist red litmus paper blue • This bond is formed when non-metals share electrons • _________ oxides can react with both acids and alkalis • ...
CHEMISTRY 2017-03-06
Across
- numero massimo di elettroni che un orbitale può contenere secondo il principio di esclusione di Pauli
- N
- si ottiene dall'unione di un idrossido e un ossiacido
- numero di protoni presenti in un atomo
- composti binari costituiti dallo ione metallico e dallo ione ossido
- numeri utilizzati per il bilanciamento
- dipolo per eccellenza
- Mn
- elemento più elettronegativo della tavola periodica
- nome dell'atomo che riceve il doppietto in un legame covalente dativo
- legame covalente dativo che porta alla formazione di uno ione positivo
- legame che si instaura tra ioni di carica opposta
- FeO
- cosa differenzia gli ossiacidi e gli idracidi
Down
- capacità di un atomo di attrarre gli elettroni
- legame tra gli ioni positivi del metallo e gli elettroni mobili che li circondano
- CO
- si ottiene dall'unione tra un'anidride e l'acqua
- legame in cui un atomo ha una parziale carica positiva e un altro una parziale carica negativa
- acidi binari composti solamente da idrogeno e da un alogeno
- Cu
- legame che si forma per condivisione di un doppietto elettronico fornito da un solo atomo
- forze di attrazione intermolecolari che si creano quando dipoli temporanei sono vicini
- Hf
- atomi di uno stesso elemento con stesso numero di protoni ma diverso numero di neutroni
- NaCl
- ione caricato negativamente
- Y
- composti costituiti da due elementi
- Au
30 Clues: N • Y • CO • Cu • Hf • Mn • Au • FeO • NaCl • dipolo per eccellenza • ione caricato negativamente • composti costituiti da due elementi • numero di protoni presenti in un atomo • numeri utilizzati per il bilanciamento • cosa differenzia gli ossiacidi e gli idracidi • capacità di un atomo di attrarre gli elettroni • si ottiene dall'unione tra un'anidride e l'acqua • ...
Chemistry 2019-10-11
Across
- Teori yang menjelaskan pembentukan geometri molekul
- Zat yang dioksidasi pada larutan basa dengan anoda inert
- Perhitungan reaksi kimia
- Reaksi yang menghasilkan panas
- Sifat yang muncul karena jumlah zat terlarut bukan karena sifat kimia zat terlarut
- Kutub Negatif pada Elektrolisis
- Penggambaran ikatan kimia dari elektron valensi
- Hukum yang menjelaskan hubungan antara muatan dengan mol elektron
- Konfigurasi elektron dengan prinsip "Membangun"
Down
- Proses perusakan suatu benda
- Unsur yang memiliki nilai elektronegatifitas tertinggi
- Sifat magnet yang muncul akibat dari 1-3 elektron yang tidak berpasangan
- Oksidator pada proses terbentuknya karat
- atuan konsentrasi yang dihitung dari mol berbanding dengan volume larutan
- Zat yang direduksi saat terdapat ion natrium dalam larutan
- Kutub Negatif pada Sel Volta
- Satuan jumlah zat
- Ikatan antara sulfur dan oksigen dalam ion sulfat
- Hidrokarbon Tunggal
- Spesi yang memiliki bilangan oksidasi sama dengan nol
20 Clues: Satuan jumlah zat • Hidrokarbon Tunggal • Perhitungan reaksi kimia • Proses perusakan suatu benda • Kutub Negatif pada Sel Volta • Reaksi yang menghasilkan panas • Kutub Negatif pada Elektrolisis • Oksidator pada proses terbentuknya karat • Penggambaran ikatan kimia dari elektron valensi • Konfigurasi elektron dengan prinsip "Membangun" • ...
Chemistry 2019-11-08
Across
- Two or more substances combined
- A combination of symbols that represent a compound and the amount
- One or two letters that represent an element
- Pure substances formed by the combination of a metal and a non-metal
- One type of matter
- Arranged elements in the periodic table according to their properties
- Subatomic particle with a positive electrical charge
- In a chemical reaction the total mass of the reactants is equal to the total mass of the products
- First chemistry text
- Average mass of an element
- A chemical reaction which absorbs heat energy
- Cloudy mixture that cannot be separated
- Number of protons an element has
- Subatomic particle with a negative electrical charge
- A new substance produced in a chemical reaction
Down
- Substance made up of only one type of matter
- A substance that reacts with other substances in a chemical reaction
- Pure substances formed by the combination of two non-metals
- When two or more substances react to form a new substance
- Cloudy mixture that can be separated
- Two or more substances in which the different substances are easy to see
- Two or more pure substances that look like one substance
- Chemical combination
- A chemical change which releases heat energy
- Subatomic particle with no charge
25 Clues: One type of matter • First chemistry text • Chemical combination • Average mass of an element • Two or more substances combined • Number of protons an element has • Subatomic particle with no charge • Cloudy mixture that can be separated • Cloudy mixture that cannot be separated • Substance made up of only one type of matter • One or two letters that represent an element • ...
Chemistry 2019-10-14
Across
- Reaksi yang menghasilkan panas
- Sifat magnet yang muncul akibat dari 1-3 elektron yang tidak berpasangan
- Sifat yang muncul karena jumlah zat terlarut bukan karena sifat kimia zat terlarut
- Satuan jumlah zat
- Ikatan antara sulfur dan oksigen dalam ion sulfat
- Proses perusakan suatu benda
- Zat yang dioksidasi pada larutan basa dengan anoda inert
- Hidrokarbon Tunggal
- Unsur yang memiliki nilai elektronegatifitas tertinggi
- Kutub Negatif pada Sel Volta
Down
- Perhitungan reaksi kimia
- Teori yang menjelaskan pembentukan geometri molekul
- Zat yang direduksi saat terdapat ion natrium dalam larutan
- Satuan konsentrasi yang dihitung dari mol berbanding dengan volume larutan
- Spesi yang memiliki bilangan oksidasi sama dengan nol
- Oksidator pada proses terbentuknya karat
- Konfigurasi elektron dengan prinsip "Membangun"
- Hukum yang menjelaskan hubungan antara muatan dengan mol elektron
- Kutub Negatif pada Elektrolisis
- Penggambaran ikatan kimia dari elektron valensi
20 Clues: Satuan jumlah zat • Hidrokarbon Tunggal • Perhitungan reaksi kimia • Proses perusakan suatu benda • Kutub Negatif pada Sel Volta • Reaksi yang menghasilkan panas • Kutub Negatif pada Elektrolisis • Oksidator pada proses terbentuknya karat • Konfigurasi elektron dengan prinsip "Membangun" • Penggambaran ikatan kimia dari elektron valensi • ...
Chemistry 2019-12-17
Across
- decay
- spring back like a ball
- condition at a particular time
- speed at which something happens within a particular period of time
- series of events, one after another
- increases reaction's speed without being affected
- examining and understanding
- well regarded on their field
- help be successful
- one moving object crashes into another
- idea
- added to
- as if eaten up
- process with chemical change
- area where a force has effect
- chemical process involving heating with exploding
Down
- discover
- moment
- be set free
- important
- show
- enough
- outer
- pushed hard together
- secondary product of a process
- powerful or successful
- can burn
- something that react
- power
29 Clues: show • idea • decay • outer • power • moment • enough • discover • can burn • added to • important • be set free • as if eaten up • help be successful • pushed hard together • something that react • powerful or successful • spring back like a ball • examining and understanding • well regarded on their field • process with chemical change • area where a force has effect • condition at a particular time • ...
ChemisTRY 2019-12-05
Across
- Refers to the way in which atoms bond with each other.
- Molecules with the same chemical formula but different chemical structures.
- Electromagnetic attraction between polar molecules in which hydrogen is bound to a larger atom.
- Weakest intermolecular force.
- Sharing of an electron pair between two atoms.
- Describes the ability of an atom to attract electron towards itself in a covalent bond.
- Process of a substance spreading out to evenly fill its container or environment.
- The number of constituent particles that are contained in one mole.
- Pressure and volume are inversely proportional at constant temperature.
- It is the mass of a given chemical element or chemical compound (g) divided by the amount of substance (mol).
- Transfer of valence electrons between atoms.
- Pressure and temperature are directly proportional at constant volume.
Down
- It is composed of two atoms, chemically bonded together.
- Unsaturated hydrocarbon containing at least one carbon—carbon triple bond.
- Forces that exist between molecules.
- The SI unit for the amount of a substance.
- The rate of a gas is inversely proportional to the square root of the mass of its particles.
- Attractive forces between polar molecules.
- A compound of hydrogen and carbon, such as any of those which are the chief components of petroleum and natural gas.
- Resistance of fluid to change its shape; opposition to flow.
- Average mass of atoms of an element, calculated using the relative abundance of isotopes in a naturally-occurring element.
- Temperature and volume are directly proportional at constant pressure.
- It consists of hydrogen and carbon atoms arranged in a tree structure in which all the carbon–carbon bonds are single.
23 Clues: Weakest intermolecular force. • Forces that exist between molecules. • The SI unit for the amount of a substance. • Attractive forces between polar molecules. • Transfer of valence electrons between atoms. • Sharing of an electron pair between two atoms. • Refers to the way in which atoms bond with each other. • It is composed of two atoms, chemically bonded together. • ...
Chemistry 2020-08-31
Across
- H + 2)
- you breathe it
- you need it for your body
- C + O2
- amount of space an object occupies
- takes the shape of its container and can be compressed
- makes voice high
- a colour and element
- in toothpaste
- Ag
Down
- in pools
- is also a planet
- gas that smells bad
- takes the shape of its container, cant be compressed
- group of atoms
- join up to make molecule
- a part of water
- cant be compressed
- frozen water
- amount of matter
20 Clues: Ag • H + 2) • C + O2 • in pools • frozen water • in toothpaste • you breathe it • group of atoms • a part of water • is also a planet • makes voice high • amount of matter • cant be compressed • gas that smells bad • a colour and element • you need it for your body • join up to make molecule • amount of space an object occupies • takes the shape of its container, cant be compressed • ...
chemistry 2020-05-01
Across
- have definite volume and indefinite shape
- is the relationship between the mass of the substance and how much space it takes up (volume)
- is an ionic species that has negative charge
- is the component of a solution that is present in the greatest amount
- is a chemical bond that involves the sharing of electron pairs between atoms.
- is a process in which you are going to change a different unit to another unit
- is any standard used for making comparisons in measurements
- is a type of homogeneous mixture in which the dispersed particles do not settle out
- mixture that has the same proportions of its components throughout any given sample
- is a state of matter where the gas phase is energized until atomic electrons are no longer associated with any particular atomic nucleus
- mixture that a combinations of two or more substances
- is a branch of chemistry that studies the structure, properties and reactions of organic compounds, which contain carbon in covalent bonding
- is defined as a state of matter consisting of particles that have neither a defined volume nor defined shape
- a substance that can be broken down into chemically simpler components
- is a method by which a mixture is separated by distributing its components between two phases
- consists of a solute and a solvent
- is a substance that has inertia and occupies physical space
- the branch of science that deals with the identification of the substances of which matter is composed
- a substance that cannot be broken down into chemically simpler components
- is the universe's fundamental unit of negative charge
- defined as an atom or molecule that has gained or lost one or more of its valence electrons, giving it a net positive or negative electrical charge
- s a tabular arrangement of chemical elements that is arranged by increasing atomic number and groups elements according to recurring properties
- is an outer shell electron with an atom, and that can participate in the formation of a chemical bond if the outer shell is not closed
Down
- is the transition from the solid phase to the gas phase without passing through an intermediate liquid phase
- type of chemistry in which concerned with the properties and behavior of inorganic compounds
- property in which any characteristic of matter that does not depend on the amount of the substance present
- is the technique of heating a liquid to create vapor which is collected when cooled separate from the original liquid
- is a process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid
- the subdivision of chemistry dealing with the qualitative and quantitative determination of chemical components of substances
- is the phase transition in which gas transforms into solid without passing through
- also called electrovalent bond, type of linkage formed from the electrostatic attraction between oppositely charged ions in a chemical compound
- is the change in the state of matter from the gas phase to the liquid phase
- is made by comparing a quantity with a standard unit
- is a particle made up of two or more atoms that are chemically bonded together
- is a physical property of matter that changes as the amount of matter changes
- is the smallest object that retains the properties of an element
- any sample of matter that has the same physical and chemical properties throughout the sample
- force that holds atoms together in a metallic substance
- Is a substance that is used or produced in a process involving changes to atoms or molecules
- the branch of chemistry dealing with the relations between the physical properties of substances and their chemical composition and transformations
- is a conversion of a liquid to its vapor below to boiling temperature of the liquid
- is a heterogeneous mixture that contains solid particles sufficiently large for sedimentation
- atom or group of atoms that bears a positive electric charge
- is a material used in chromatography
- The chemistry of biology, the application of the tools and concepts of chemistry to living systems
- is the process in which a liquid changes to a solid
- has definite shape and definite volume
- a material composed of two or more substances
- is an element that readily forms positive ions (cations) and has metallic bonds
- is how the elements connect together
50 Clues: consists of a solute and a solvent • is a material used in chromatography • is how the elements connect together • has definite shape and definite volume • have definite volume and indefinite shape • is an ionic species that has negative charge • a material composed of two or more substances • is the process in which a liquid changes to a solid • ...
CHEMISTRY 2021-02-06
Across
- /vibrates in fixed position vigorously
- /drys ammonia
- /liquid to solid
- /concentrated___ acid drys most gases but ammonia
- /smallest particle that retains properties of an element
- /an ___cannot be broken down by ordinary chemical methods
- /gas to liquid,gas to solid
- flask /equipment used for concentration
- /delivery collects gases that are less dense
- /gas___measures volume of gas
Down
- /delivery collects gases that are denser than air
- /displacement of water collects ___gases
- / solid to liquid
- /solid to gas
- /__ contains 2 or more elements or compounds that are not chemically bonded together
- /___ calcium chloride drys most gases
- /slides across one another
- /liquid to gas
- /far apart
- /___consists two or more elements joined together bu chemical reaction
20 Clues: /far apart • /solid to gas • /drys ammonia • /liquid to gas • /liquid to solid • / solid to liquid • /slides across one another • /gas to liquid,gas to solid • /gas___measures volume of gas • /___ calcium chloride drys most gases • /vibrates in fixed position vigorously • flask /equipment used for concentration • /displacement of water collects ___gases • ...
chemistry 2020-12-18
Across
- is a very small piece that cannot be divided into smaller pieces
- is Na
- two atoms of the same element is not identical
- means capable of dissolving more
- element is Mg
- is a way of seeing more colours from one color
- is the liquid
- squares are metal in the periodic table
- is the square in the periodic table that is non-metal
- means the opposite of clear
- elect is H
Down
- looks like salt when mixed with chlorine it turns into ...... chloride
- is calcium oxide
- helps separate soil and water
- is K
- are clear
- element is O
- the diffusion goes if you use hot temperature liquids
- is not a solution because its white coloured
- means to weaken the liquid
- is a solution that is salty and fish swim in it
21 Clues: is K • is Na • are clear • elect is H • element is O • element is Mg • is the liquid • is calcium oxide • means to weaken the liquid • means the opposite of clear • helps separate soil and water • means capable of dissolving more • squares are metal in the periodic table • is not a solution because its white coloured • two atoms of the same element is not identical • ...
Chemistry 2021-09-21
Across
- something not metal
- to attract a bonding pair of electrons
- the distance between the nuclei
- shell of the atom
- the elements when arranged in the order of
- atoms or molecules are converted to
- a column of elements in the
- a measure of the tendency of an
- a positively charged ion
- carbon, nitrogen, oxygen, and fluorine
- hydrogen (H), lithium(li),sodium
- the successive occupation of the orbitals in a
- helium, lithium, beryllium,
- fluorine, chlorine, bromine, iodine, and
- xenon, and radon
Down
- and gold
- invented periodic table
- element whose properties are intermediate
- conductivity
- those of metals and solid nonmetals or
- atomic numbers show a periodic variation of
- charged atoms
- table of the chemical elements
- structure and of most of their properties
- titanium, copper, nickel, silver,
- substances characterized by high electrical and
- two identical atoms bonded together
- a negatively charged ion
- molecule with a net electric charge
- any process by which electrically
- helium, neon, argon,
31 Clues: and gold • conductivity • charged atoms • xenon, and radon • shell of the atom • something not metal • helium, neon, argon, • invented periodic table • a negatively charged ion • a positively charged ion • a column of elements in the • helium, lithium, beryllium, • table of the chemical elements • the distance between the nuclei • a measure of the tendency of an • ...
Chemistry! 2021-09-01
Across
- The process by which a substance changes its physical form/state of matter
- c; 10^-2
- SI unit for amount of a substance
- The process by which a substance(s) becomes a different substance(s)
- n; 10^-9
- d; 10^-1
- a; 10^-18
- Closely situated particles with a definite volume but no definite shape
- SI unit for length
- Atom with a different number of neutrons
- A negatively charged particle
- Greatly dispersed particles with no definite volume or shape
- m; 10^-3
- T; 10^12
Down
- G; 10^9
- E; 10^18
- 10^-6
- Closely situated particles with a definite volume and shape
- Determines an atom's identity; the number of protons
- SI unit for time
- SI unit for temperature
- SI unit for luminous intensity
- M; 10^6
- k; 10^3
- P; 10^15
- A positively charged particle
- p; 10^-12
- f; 10^-15
- SI unit for mass
- The number of protons and neutrons in an atom
- SI unit for electric current
31 Clues: 10^-6 • G; 10^9 • M; 10^6 • k; 10^3 • E; 10^18 • c; 10^-2 • P; 10^15 • n; 10^-9 • d; 10^-1 • m; 10^-3 • T; 10^12 • p; 10^-12 • a; 10^-18 • f; 10^-15 • SI unit for time • SI unit for mass • SI unit for length • SI unit for temperature • SI unit for electric current • A positively charged particle • A negatively charged particle • SI unit for luminous intensity • SI unit for amount of a substance • ...
Chemistry 2021-10-22
Across
- What is the maximum number of electrons in the first energy level?
- What does the triangle border indicate in the hazardous household product system?
- What type of method is used to separate two types of particles that have different magnetic properties?
- True or false? The volume of density volume divided by mass.
- Which quantitative physical property measure the attraction between the same material?
- Do metals like to lose or gain valence electrons?
- Who thought of atoms are small spheres that would differ in their properties?
- Who first created the periodic table?
- What is the smallest particle of an element that gives the element it's properties?
- What type of variable do you intend to change in an experiment?
- Is fluorine and sodium an ionic or molecular compound?
- True or false? Sodium chloride is an ionic compound.
- What group is Alkaline Earth Metals in?
- What is dihydrogen monoxide called?
- What type of chemical property is when gasoline burns easily?
- Bohr-Rutherford diagram is a convenient way to represent atomic ___________ of an element.
- What electric change are electrons?
Down
- What is the most reactive metal?
- Where is the non-metals located on a periodic table?
- What is a negative charged ion called?
- What type of mixture is salt water.
- The _____ is what you already know to make a guess/prediction about what will happen.
- What is the physical property that means the easiness to bend or shape?
- How many minutes do you wash your eyes for when you accidentally got chemical in your eyes?
- What is the change of state from gas to liquid called?
- True or false? Matter is anything that has capacity and volume.
- Which non-metal is the most reactive?
- What type of compound is carbon and oxygen?
- What are protons and neutrons in from an atom?
- Generally how many evidence do you look for to new there's a new substance formed?
- Valence shell is the _________ energy level.
31 Clues: What is the most reactive metal? • What type of mixture is salt water. • What is dihydrogen monoxide called? • What electric change are electrons? • Which non-metal is the most reactive? • Who first created the periodic table? • What is a negative charged ion called? • What group is Alkaline Earth Metals in? • What type of compound is carbon and oxygen? • ...
Chemistry 2021-10-18
Across
- Beryllium
- Mass divided by density
- mass- 9.0190
- part of the solution that gets dissolved
- Part of the solution that does the dissolving
- mass divided by volume
- on mass
- Density times volume
- number- the amount of protons in an atom
- rely on mass
- two or more atoms that are chemically combined
- mixture with no visible difference
- particle that has no charge
Down
- subatomic particle negatively charged
- protons and neutrons are found
- anything with mass and takes up space
- number protons, different number of neutrons
- electrons are found
- property- No chemical change(cutting food)
- mixture you can see a visible difference
- smallest particle of an element
- property- Chemical change(Mixing substances
- atoms bonded together
- Subatomic particle positively charged
24 Clues: on mass • Beryllium • mass- 9.0190 • rely on mass • electrons are found • Density times volume • atoms bonded together • mass divided by volume • Mass divided by density • particle that has no charge • protons and neutrons are found • smallest particle of an element • mixture with no visible difference • subatomic particle negatively charged • anything with mass and takes up space • ...
chemistry 2021-11-01
Across
- Most reactive non metals
- For explosive or reactivity hazards (2 words)
- Gas to liquide
- An explanation or conclusion for your observation
- Observations using our senses
- A mixture of different pure substances with only one phase
- Used to mesure volume(2 words)
- Are negatively charged
- A positively charged Ion
- Product can catch flame easily
- Solid to liquide
- Ability for one object to react with water
- Matter that contains 2 or more different pure substances
- The smallest particle of an element that gives the element it's properties
- Particles have strong attraction forces
Down
- Observations that involve measurement, numbers, or units
- Contains 2 or more elements in a fixed ratio
- A pure substance that can not be broken down into simpler substance
- solid to gas
- For corrosive damage to metals as well as skin, eyes
- Used for picking up objects too small to be easily handled with the human fingers.
- Measurement of how easy one liquide flows
- Attraction between different particles
- A particle that has a negative or positive charge
- contains protons and neutrons and is in the center of the atom
- Measurement of attraction between the same particle
- Taste
- Are positively charged
- Easiness to be stretched into a wire
- Easiness to be flatten
- A negatively charged Ion
- Has very big spaces between particles
- Smell
33 Clues: Taste • Smell • solid to gas • Gas to liquide • Solid to liquide • Are negatively charged • Are positively charged • Easiness to be flatten • Most reactive non metals • A positively charged Ion • A negatively charged Ion • Observations using our senses • Used to mesure volume(2 words) • Product can catch flame easily • Easiness to be stretched into a wire • ...
chemistry 2021-11-08
Across
- a method of seperating substances of various sizes using a sieve
- , molecules of compound can be broken down into their elements by a ___________________ only
- , exists as solid
- , contains penicillin and tetracylin
- , sodium,chloride
- , Mendeleev listed the ______ known elements and their properties on cards
- , they include harmful and toxic chemicals , suspended wastes and heavy metals .these make the soil unfit to grow crops and are very harmful to animals .
- , The number of protons in the nucleus of an atom
- atomic no of sulphur
- he is the symbol of ____
- , __ litre of water is used to produce one sheet of paper
- , when is world water day celebrated ?
- , _____ is a branch of science that deals with the study of composition properties and structure of substances .
- symbol of magnesium
- , a molecule of water can be broken down into hydrogen and oxygen by the process of electrolysis
- , the iron pillar of Qutub Minar is ______ and has not corroded because it is alloy made up of high quality of iron .
- , exists as liquid
- , carbon,oxygen
- , latin name of iron
Down
- , atomic number of oxygen
- , first synthetic fibre
- - also called semi-metals
- , a solution is formed when a solute is _______ in water
- , used to cutdown friction
- , core of the pencil is made up of a non toxic mineral called _____ .
- , latin name of potassium
- , water in rivers and oceans provides a surface for ________ and shipping
- - helium,neon,argon,krypton,redon,xenon
- , ___ is a complex substance made up of pigments, resins , dyes and other particulate material
- atomic number of neon
- , heavier solids settle down at the bottom when mixture is left undisturbed for a while .
- , expansion of matter
- - full form of PET
- , atomic number of sodium
- , solids cannot be ______ because their molecules are closely packed and have negligible intermolecular spaces
- process by which we seperate sand and water
- ,___ which has chemicals like magnesium , silicon and oxygen
- , symbol of iron
- , fibres made from from chemical polymers in a laboratory
- , atomic number of calcium
- , symbol of plumbum
- , smallest unit of matter
42 Clues: , symbol of iron • , exists as solid • - full form of PET • , exists as liquid • symbol of magnesium • , symbol of plumbum • atomic no of sulphur • , latin name of iron • atomic number of neon • , expansion of matter • , first synthetic fibre • he is the symbol of ____ • , atomic number of oxygen • - also called semi-metals • , latin name of potassium • , atomic number of sodium • ...
Chemistry 2023-02-24
Across
- able to pass heat or electricity through
- Property Describes and element. Can be observed without changing the element
- Ability to be dissolved in a liquid
- Ability to reflect light (shiny or dull)
- anything that has mass and volume
- The positive part of an atom.
- Electron Electrons in the outermost energy level
- Two or more different kinds of atoms. (2 or more elements)
- The amount of matter in a given amount of space
- A shiny, malleable, ductile, and conductive material on the left side of the periodic table.
- Property "Potential" to go through a chemical change. Can be seen in a chemical reaction.
- Has properties of both metals and nonmetals and is along the zig-zag line on the periodic table
- Ability to be set on fire
- A pure substance containing only one type of atom
- Formula Chemical symbols that represent a compound
- Displacement How to find the volume of irregular shaped objects using a volume of water in a graduated cylinder.
- Easily broken into small pieces
- Change Changes in the States of Matter. Change the phase or shape but not the substance.
Down
- The number of atom of an element in a chemical formula
- blocks heat or electricity from passing through
- Change Elements that combine for form a new substance
- Number of Molecules in a chemical formula.
- State of being thick, sticky, semi-fluid
- The part of an atom that does not have a charge
- Center of an atom with a positive charge
- How something interacts with something else
- Level The rings around the nucleus of an atom
- a group of atom chemically combine. (2 or more atoms)
- Goes Up and Down on the Periodic Table, Tells how reactive an element is and similar
- the amount of space an object takes up
- Determines whether something is an acid or a base.
- Ability to be pulled into wire
- A brittle, dull, and insulator material that is on the right side of the periodic table.
- Goes from Side to Side on the Periodic Table and tells the number of energy levels.
- to be flattened into sheets
- Number The number of protons in an atom
- of Matter Distinct form of matter such as solid, liquid, or gas.
- The negative part of an atom
- the amount of matter in an object
- Smallest unit of matter
40 Clues: Smallest unit of matter • Ability to be set on fire • to be flattened into sheets • The negative part of an atom • The positive part of an atom. • Ability to be pulled into wire • Easily broken into small pieces • anything that has mass and volume • the amount of matter in an object • Ability to be dissolved in a liquid • the amount of space an object takes up • ...
chemistry 2023-05-03
Across
- state of matter with a definite shape and volume
- electron is most likely to be found rings
- state of matter with no shape or volume
- number of protons
- anything that takes up space
- positively charged atoms
- neutral charged atom
- element that has the property of shiny luster, ductility, and malleability
- elements that make up group 17
Down
- able to be drawn into thin wires
- characteristics used to describe an object
- state of matter made up of electrical charged particles
- substance that cannot be broken
- state of matter with a definite volume but no definite shape
- smallest part of an element
- center or core of an atom
- negatively charged atoms
- total mass of protons and neutrons
- gasses elements that make up group 18
- able to be hammered into different shapes
20 Clues: number of protons • neutral charged atom • positively charged atoms • negatively charged atoms • center or core of an atom • smallest part of an element • anything that takes up space • elements that make up group 17 • substance that cannot be broken • able to be drawn into thin wires • total mass of protons and neutrons • gasses elements that make up group 18 • ...
CHEMISTRY 2023-05-21
Across
- a pure substance that forms when two or more elements join chemically in a fixed proportion.
- the basic building block of most of the matter around us.
- matter that has the same chemical composition throughout and cannot be separated into its parts by physical means.
- a process used to separate the parts of a mixture by particle size.
- the tendency of a substance to undergo chemical changes.
- matter made up of two or more substances that are not joined chemically.
- a code, usually made up of one or two letters, used to represent an element.
- a solid that forms during a chemical reaction that takes place in a solution.
- a mixture in which substances are evenly distributed.
- a vertical column in the periodic table.
- a measure of an atom's mass that is equal to the number of protons & neutrons in the atom's nucleus.
- a substance that is present at the beginning of a chemical reaction.
- a particle with no charge, found in the nucleus of an atom.
- a chart that organizes information about all the known elements according to their properties.
- a characteristic of a substance that cannot be observed without changing the identity of the substance.
- an element that does not conduct heat or electricity well and is dull and brittle.
- a group of two or more atoms held together by chemical bonds.
- a process by which elements and compounds combine to form new substances.
- a horizontal row in the periodic table.
- a method for separating solids from liquids in a solution.
- a description of a chemical reaction using chemical formulas, subscripts, and coefficients.
Down
- the scientific principle that matter is neither created nor destroyed during a chemical reaction.
- a number that tells how many atoms of each element are in a molecule.
- one of the basic substances that combine to form all other substances; a substance that cannot be broken down into simpler means.
- the center of an atom, containing protons and neutrons.
- a group of chemical symbols and numbers that shows the number of atoms of each element in a molecule.
- a negatively charged subatomic particle that is located outside the nucleus of an atom.
- a change that results in the formation of a new substance or substances.
- a change in a substance that does not change the chemical makeup of the substance.
- a mixture in which substances are not distributed evenly.
- a characteristic of a substance that can be observed directly or measured with a tool without changing the identity of the substance.
- a substance that is produced during a chemical reaction.
- the number of protons in the nucleus of an atom.
- a positively charged particle found in the nucleus of an atom.
- an element that has some properties of both metals and nonmetals.
- a number written before a chemical formula to show how many atoms or molecules of that substances are involved in a reaction.
- a method used to separate a dissolved solid from a liquid.
- an element that conducts heat & electricity well, is shiny, and can be hammered into sheets or drawn into wires.
38 Clues: a horizontal row in the periodic table. • a vertical column in the periodic table. • the number of protons in the nucleus of an atom. • a mixture in which substances are evenly distributed. • the center of an atom, containing protons and neutrons. • the tendency of a substance to undergo chemical changes. • a substance that is produced during a chemical reaction. • ...
Chemistry 2023-06-12
Across
- an extremely small amount of a thing or quality
- a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.
- a colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air.
- an optical instrument used for viewing very small objects, such as mineral samples or animal or plant cells, typically magnified several hundred times
- a substance made by mixing other substances together
- a chemical element or substance required in trace amounts for the normal growth and development of living organisms.
- the strength and vitality required for sustained physical or mental activity
- a chemical substance that neutralizes alkalis, dissolves some metals, and turns litmus red; typically, a corrosive or sour-tasting liquid of this kind.
- a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction
- a dye obtained from certain lichens that is red under acid conditions and blue under alkaline conditions.
- its symbol in the periodic table is "Ti"
- the level of reactivity of a metal.
- a particular kind of matter with uniform properties
- the central and most important part of an object, movement, or group, forming the basis for its activity and growth.
Down
- it contains an adequate amount of all the nutrients required by the body to grow, remain healthy and be disease-free.
- a colorless, odorless, highly flammable gas, the chemical element of atomic number 1
- its symbol in the periodic table is "k"
- is a process in which reactants react chemically and convert into products by chemical transformation
- its symbol in the periodic table is "Al"
- a stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids
- a substance that changes when it is combined with another substance in a chemical reaction
- a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
- is the spatial arrangement of atoms in a molecule
- its symbol in the periodic table is "s"
- a substance that can accept hydrogen ions in water and can neutralize an acid.
- is a dimensionless quantity representing the amount of matter in a particle or object.
26 Clues: the level of reactivity of a metal. • its symbol in the periodic table is "k" • its symbol in the periodic table is "s" • its symbol in the periodic table is "Al" • its symbol in the periodic table is "Ti" • an extremely small amount of a thing or quality • is the spatial arrangement of atoms in a molecule • a particular kind of matter with uniform properties • ...
Chemistry 2012-09-21
Across
- Energy in motion
- Direct movement
- bond Atoms that join because of polar charges
- Energy that is inactive or stored.
- The building block of an element
- The "matter" of all substances
- Molecules are broken down
- Combines to help repair tissue
- Have a positive charge
- That which dissolves
- Have a bitter taste
Down
- Extremely weak bond
- Number of electrons in outer shell
- Bonding or releasing
- Anything that takes up space and has mass
- Large and diverse group of organic compounds
- Simple sugars
- Atoms of the same element that have a different atomic number
- Massless, does not take up space
- The sum of all physical and chemical reactions that occur in the body
- Atoms with electrical "charges"
- Uncharged or neutral
- Number of electron shells
- Have a sour taste
- That which is dissolved
25 Clues: Simple sugars • Direct movement • Energy in motion • Have a sour taste • Extremely weak bond • Have a bitter taste • Bonding or releasing • Uncharged or neutral • That which dissolves • Have a positive charge • That which is dissolved • Molecules are broken down • Number of electron shells • The "matter" of all substances • Combines to help repair tissue • Atoms with electrical "charges" • ...
Chemistry 2012-11-03
Across
- chemical formulas that show the arrangements of atoms in molecules
- definite shape, definite volume
- principle that states electron enter orbitals of the lowest energy level first
- negatively charged atom
- starting substance in a chemical reaction is called
- used to write chemical formulas shorthanded
- the lowest energy level
- substance in the gaseous state, liquid or solid at room temperature
- compound of sodium and chlorine
- Atoms will lose, gain or share electrons to achieve the electron configuration of the nearest noble gas
- matter that has a uniform and definite composition
- deoxyribose nucleic acid
- consist of DNA
- the distance between the crests
Down
- attraction between atoms that allows the formation of chemical substances that contain two or more atoms
- amount of matter the object contains
- electrons in the highest occupied energy level
- reaction where one or more substance change into new substance
- anything that has mass or takes up shape
- the substance formed in a chemical reation is called
- indefinite shape, definite volume
- charged atoms
- the "electron shells" of an atom
- light quanta
- the number of wave cycles to pass a given point per unit of time
- the wave's height from the origin to the crest
- group 8 has 8 valence electron
- positively charged atom
- energy needed to move an electron from 1 energy level to a higher energy level
- indefinite shape, indefinite volume
30 Clues: light quanta • charged atoms • consist of DNA • negatively charged atom • the lowest energy level • positively charged atom • deoxyribose nucleic acid • group 8 has 8 valence electron • definite shape, definite volume • compound of sodium and chlorine • the distance between the crests • the "electron shells" of an atom • indefinite shape, definite volume • ...
Chemistry 2013-09-12
Across
- the gaseous state of a substance that is normally solid or liquid at room temperature
- 36
- 50
- oldest artificial sweetener. made by someone looking for more uses of coal tar
- a major export of Arkansas
- 95
- mixture that is not uniform in composition
- Au
- measure of space occupied by a sample of matter
- process that separates a solid from a liquid
- any part of a sample with uniform composition and properties
- burns with a white hot flame
- Rn
- pH higher than 7
- area of chemistry that focuses on processes inside organisms
- found in bananas
- amount of matter in an object
- alloys well with steel
- form of matter that has a fixed volume and mass
- pH lower than 7
- depends on amount of matter
- used for breathing, very flammable
- 6.02 times 10 to the 23rd power
- lightest element
- depends on type of matter
- Sb
- As
Down
- form of matter that has no definite shape, volume, and mass
- larger portion in a solution
- rusts easily
- 92
- smaller portion in a solution
- 59
- basis for computer industry
- has definite shape, volume, and mass
- C
- focuses on composition of matter
- process used to separate components using differences in boiling points
- mixture that is uniform in composition
- a physical blend of two or more substances
- study of substances not containing carbon
- matter that has a uniform and definite composition
- study of compounds containing carbon
- Es
- deals with mechanisms, rate, and energy transfer when matter undergoes a change
- a homogenous mixture
- has mass and takes up space
- makes table salt with chlorine
- white and chalky
- Co
- Ag
51 Clues: C • 92 • 36 • 50 • 59 • 95 • Au • Rn • Es • Co • Sb • As • Ag • rusts easily • pH lower than 7 • pH higher than 7 • found in bananas • lightest element • white and chalky • a homogenous mixture • alloys well with steel • depends on type of matter • a major export of Arkansas • basis for computer industry • has mass and takes up space • depends on amount of matter • larger portion in a solution • burns with a white hot flame • ...
Chemistry 2013-12-09
Across
- it is a nonmetal, its in group 2 with a valence electron of 5, and its atomic# is 7.
- an air like fluid substance which expands freely to fill any space available, irrespective of its quantity.
- concluded that atoms are hard, round, and solid balls.
- the amount of space that a substance or object occupies, or that is enclosed within a container
- a physical phenomenon produced by the motion of electric charge, resulting in attractive and repulsive forces between objects.
- the temperature at which a liquid turns into a solid when cooled.
- the kinetic theory of gases describes a gas as a large number of small particles, all of which are in constant, random motion.
- having a consistency like that of water or oil, flowing freely but of constant volume.
- a table of the chemical elements arranged in order of atomic number, usually in rows
- an ancient Greek philosopher who claimed that everything is made up of atoms.
- firm and stable in shape; not liquid or fluid.
- occupies space
Down
- who called the wave- mechanical model
- the quantity of a particular substance that can dissolve in a particular solvent
- change from one state (solid or liquid or gas) to another without a change in chemical composition.
- substances and mixtures which are in a single phase. This is in contrast to a substance that is heterogeneous.
- a variable whose variation does not depend on that of another.
- something that is constant and unchanged in an experiment.
- mixture is a material system made up of two or more different substances which are mixed but are not combined chemically.
- the temperature at which a liquid boils and turns to vapor.
- which is the correct value for the measurement based on reliable references.
- the atom by J. J. Thomson discovered the electron in
- a quantity that has both a number and a unit.
23 Clues: occupies space • who called the wave- mechanical model • a quantity that has both a number and a unit. • firm and stable in shape; not liquid or fluid. • the atom by J. J. Thomson discovered the electron in • concluded that atoms are hard, round, and solid balls. • something that is constant and unchanged in an experiment. • ...
CHEMISTRY 2013-07-18
Across
- /smallest exact digit
- / Latin name for lead
- /Anomalous Substance
- /occupies space and has mass
- /Group or Family of an element that is used in production of coins
- /Refers to the number of proton equal to the number of electron
- /Latin name for potassium
- /A negatively charge subatomic particles
- /Latin name for silver
- /simplest form of a substance
- /Smallest estimated digit
- /consists of 2 or more elements in definite ratio
- /Latin name for tin
- /Good conductor of heat and electricity
- /Latin name for iron
Down
- /mass or weight of a substance per unit volume
- / Latin name for copper
- /Latin name for gold
- /phenomenon where in substance can behave as acid or base at the same time.
- /temperature that all molecular motion cease
- /Latin name for mercury
- /Latin name for tungsten
- /Strong base, Very reactive and very soluble
- /Anything that has mass and volume
- /salt-former
- /Pull of gravity of the earth in a body
- /Latin name for Antimony
- /The composition is variable
- / Latin name for sodium
- /consisting of positively-charge nucleus at the center, surrounded by negatively-charge electrons in an orbit
30 Clues: /salt-former • /Latin name for tin • /Latin name for gold • /Anomalous Substance • /Latin name for iron • /smallest exact digit • / Latin name for lead • /Latin name for silver • / Latin name for copper • /Latin name for mercury • / Latin name for sodium • /Latin name for tungsten • /Latin name for Antimony • /Latin name for potassium • /Smallest estimated digit • /occupies space and has mass • ...
Chemistry 2013-11-20
Across
- bonding Bond between a metal and a non-metal
- Metals have.... ions
- Metals conduct
- Liquid element at room temperature
- Graphite can be used as a
- Name of group 8
- Regular arrangement of particles
- of electron shells Periods in the periodic table tell us
- Fl
- bonding Bond between two non-metals
- Everything is made up of millions of
- chloride Sodium + chlorine
Down
- Name of group 7
- Ionic bonds conduct electricity if they are
- Ionic solids conduct electricity if
- Example of a giant covalent structure
- electrons In metallic bonding, there is a sea of
- Particle with positive charge
- Particle with negative charge
- Different number of neutrons but same number of electrons
- Particle with no charge
- Covalent bonds share
- Lithium
- Non-metals have.... ions
- Protons and neutrons are located in the
- earth metals Name of group 2 metals
26 Clues: Fl • Lithium • Metals conduct • Name of group 7 • Name of group 8 • Metals have.... ions • Covalent bonds share • Particle with no charge • Non-metals have.... ions • Graphite can be used as a • chloride Sodium + chlorine • Particle with positive charge • Particle with negative charge • Regular arrangement of particles • Liquid element at room temperature • Ionic solids conduct electricity if • ...
Chemistry 2013-11-05
Across
- it is the basic unit of matter
- study of matter and changes it undergoes
- a substance that tells us that if is an acid or base one color change
- heat is absorbed
- enter into reversible chemical combination with a dissolve molecule ion
- positively charged particle
- according to him matter is composed of tiny invisible particles called "atomos"
- number of mole of a substance in a solution for each mole
- force exerted by gas molecules in a given area
- three or more elements in a compound
- bitter taste and turns red litmus paper to blue
- a positively charged element
Down
- heat is released in a form of radiant energy
- compounds that do not have carbon except Co2 and HCo3
- a hard and malleable material
- is a substance that is being dissolved
- amount of any substance that contains avogadro's number of particles
- average kinetic energy of the gas particles
- a homogeneous mixture of two or more substance
- Tentative explanation to a problem
- Comparison between unknown quantities using a standard unit
- contains the dispersed particle and dispersing mixture
- negatively charged particle
- two elements from a single compound
- molecules that contain carbon except Co2 and HCo3
- is a substance that is dissolved
- neutralization reaction
- sour taste and turns blue litmus paper to red
- it is a charge elements
29 Clues: heat is absorbed • neutralization reaction • it is a charge elements • negatively charged particle • positively charged particle • a positively charged element • a hard and malleable material • it is the basic unit of matter • is a substance that is dissolved • Tentative explanation to a problem • two elements from a single compound • three or more elements in a compound • ...
Chemistry 2014-05-16
Across
- A subatomic particle that has a positive charge and that is found in the nucleus of an atom
- Two or more different atoms held together by chemical bonds
- Sum of the atomic masses of elements in a compound expressed in grams
- A substance made up of atoms of two or more different elements joined by chemical bonds
- A table that shows the elements, their atomic number, symbol, and average atomic mass; elements with similar chemical properties are grouped together
- The process of purifying a liquid by boiling it and condensing its vapors
- Smallest particle of an element
- Negatively charged particle; located outside the atomic nucleus
- An energy level representing the distance of an electron from the nucleus of an atom.
- A substance consisting of two or more substances mixed together but not chemically bonded together
- One of two or more atoms with the same atomic number but with different numbers of neutrons
- A subatomic particle that has no charge and that is found in the nucleus of an atom
Down
- a technique that separates the components of a mixture on the basis of the tendency of each to travel or be drawn across the surface of another material
- The sum of the numbers of protons and neutrons in the nucleus of an atom
- Separation of a mixture into fractions that differ in boiling points
- A process that separates materials based on the size of their particles
- The weighted mean mass of an atom of an element compared with one-twelfth of the mass of an atom of carbon-12; average mass of atoms of an element
- A horizontal row of elements in the periodic table
- The number of protons in the nucleus of an atom
- A substance composed of one type of atom only
- Vertical column of elements in the periodic table
21 Clues: Smallest particle of an element • A substance composed of one type of atom only • The number of protons in the nucleus of an atom • Vertical column of elements in the periodic table • A horizontal row of elements in the periodic table • Two or more different atoms held together by chemical bonds • Negatively charged particle; located outside the atomic nucleus • ...
Chemistry 2014-11-18
Across
- / The centre of an atom that contains protons and neutrons
- / Compound that dissolves in water
- / H20
- / Measures heat
- of a reaction/ products are formed during chemical reactions as reagents are consumed
- / Element of an atom
- / A chemical process where two substances interact to form a new substance
- of conservation of mass / that the atoms of an object cannot be created or destroyed but can be moved around and be changed into different particles.
- Reaction / When two substances react
- / The negatively charged part of an atom
- / An expression in which symbols and formulae represent a chemical reaction
Down
- / particles that fill their container though have no definite shape or volume
- / A substance made up of one kind of atom; it cannot be broken down
- / Energy in the form of waves
- / Absorbing heat
- / A new substance produced by a chemical reaction
- / Giving off heat
- / A substance that reacts with another
- / The smallest unit of an element
- / A substance made up of two or more elements chemically combined
20 Clues: / H20 • / Measures heat • / Absorbing heat • / Giving off heat • / Element of an atom • / Energy in the form of waves • / The smallest unit of an element • / Compound that dissolves in water • Reaction / When two substances react • / A substance that reacts with another • / The negatively charged part of an atom • / A new substance produced by a chemical reaction • ...
Chemistry 2014-12-02
Across
- conducts electricity and ruins metal
- a property of something that can bend without breaking
- the amount of something takes
- potential for hydrogen
- when two or more chemical substances interact
- how much mass is in a certain volume of matter
- anything that mass
- what are elements that come from the earth
- replace matter with another type of matter
- the thickness or resistance to flow in a fluid
- when an atom has eight electrons it’s an outer shell
- a property of something that can change into a different shape without breaking
- what is the name of elements that are combined
- a property that helps you tell real gold from fool’s gold
- point when a gas turns into a liquid what do we call this
- the chemical opposite of an acid
- what state of mater is free flowing
Down
- what is the study of matter
- all the electrons in the very way outside energy level
- if the atom has gained electrons what do we call it
- what is a person called that mixes chemicals
- what are the names of the crystals that are more valuable than others
- if the atom has gained protons what do we call it
- what help scientists identify stuff
- whenever atoms are sharing electrons
- the atomic mass minus the protons equals
- what is the name for repeating parts
- State of matter with no specific volume or shape
- whether or not something can be made in to a wire
- when atoms get hot enough they do this
30 Clues: anything that mass • potential for hydrogen • what is the study of matter • the amount of something takes • the chemical opposite of an acid • what state of mater is free flowing • conducts electricity and ruins metal • what help scientists identify stuff • what is the name for repeating parts • whenever atoms are sharing electrons • when atoms get hot enough they do this • ...
Chemistry 2014-12-02
Across
- replace matter with another type of matter
- point when a gas turns into a liquid what do we call this
- what are elements that come from the earth
- how much mass is in a certain volume of matter
- State of matter with no specific volume or shape
- the thickness or resistance to flow in a fluid
- the amount of something takes
- when an atom has eight electrons it’s an outer shell
- a property of something that can bend without breaking
- if the atom has gained electrons what do we call it
- what is the name of elements that are combined
- a property that helps you tell real gold from fool’s gold
- whenever atoms are sharing electrons
- what is the study of matter
Down
- conducts electricity and ruins metal
- what help scientists identify stuff
- what is a person called that mixes chemicals
- a property of something that can change into a different shape without breaking
- all the electrons in the very way outside energy level
- the atomic mass minus the protons equals
- what state of mater is free flowing
- when two or more chemical substances interact
- what are the names of the crystals that are more valuable than others
- when atoms get hot enough they do this
- anything that mass
- if the atom has gained protons what do we call it
- potential for hydrogen
- the chemical opposite of an acid
- what is the name for repeating parts
- whether or not something can be made in to a wire
30 Clues: anything that mass • potential for hydrogen • what is the study of matter • the amount of something takes • the chemical opposite of an acid • what state of mater is free flowing • conducts electricity and ruins metal • what help scientists identify stuff • what is the name for repeating parts • whenever atoms are sharing electrons • when atoms get hot enough they do this • ...
Chemistry 2014-02-10
Across
- C
- GilbertNewtonLewis
- amountofsubstance
- Au
- zerocharge
- concentrationofsoluteperliterofsolution
- NaCl
- sharingofelectron
- POH
- Aluminum
- Metalloid
- I
- sourintaste
- Greekprefixesof3
- HClO3
Down
- positivelycharge
- Methoddetermingthechemicalformula
- PH
- Ionicbond
- Rn
- atypeofreactionformacomplexcompound
- negativelycharge
- concentrationofsoluteperkilogramofsolution
- moleculesexhibitsadipole
- Covalentbond
- Sn
- bitter in taste
- transferofelectron
- negativelychargeion
- Na
- Co
- positivelychargeion
- Fe
33 Clues: C • I • PH • Rn • Au • Sn • Na • Co • Fe • POH • NaCl • HClO3 • Aluminum • Ionicbond • Metalloid • zerocharge • sourintaste • Covalentbond • bitter in taste • positivelycharge • negativelycharge • Greekprefixesof3 • amountofsubstance • sharingofelectron • GilbertNewtonLewis • transferofelectron • negativelychargeion • positivelychargeion • moleculesexhibitsadipole • Methoddetermingthechemicalformula • atypeofreactionformacomplexcompound • ...
Chemistry 2014-02-18
Across
- – Metallic element (Cu.)
- – Surgical and obstetrical pincers.
- – Hard things, 1 of the 4 matter.
- – The Greek word of the ATOM.
- –To know the temperature of our body.
- – A solution containing 1 mole of solute.
- – Composed of different or disparate ingredient or elements
- – Smallest particles
- – Consisting of very large molecules, do not settle.
- Notation – Is a convenient way of writing or expressing a large numbers into small numbers.
- – Metallic element (Ni.)
- Table – This is the table that Sir Rodenas always remind as to carry it. This table had the many elements.
- –Metallic element (Ag.)
- – The formation of a compound from elements or simpler compound.
- Sour in taste, proton donor and hydrogen Ion.
- – A small funnel on laboratory.
- – Cedric ____berg of III-Curry class
Down
- – The balloon has this kind of air.
- – A chemical bond formed by covalence.
- – The only thing that SpongeBob wants to handle to cook a patty.
- – Firmness of purpose or character.
- Mindedness -Open to new ideas.
- – Having all points the same composition and properties.
- -Deals with composition and properties of substances and various element forms of matter.
- – Opposite of molarity
- – The portion of impedance in an alternating current circuit that result to capacitance or inductance.
- – Eagerness to know.
- – Cylindrical vessel with a pouring lip for scientific experiments.
- –Weakness of Superman!!
- – Metallic element (Zn.)
- –Non 1 metallic elements (I.)
- – Water, 1 of the four matters
32 Clues: – Smallest particles • – Eagerness to know. • – Opposite of molarity • –Weakness of Superman!! • –Metallic element (Ag.) • – Metallic element (Cu.) • – Metallic element (Ni.) • – Metallic element (Zn.) • – The Greek word of the ATOM. • –Non 1 metallic elements (I.) • Mindedness -Open to new ideas. • – Water, 1 of the four matters • – A small funnel on laboratory. • ...
Chemistry 2015-10-03
Across
- symbol/a notation for one of the chemical elements
- model/a model of the atom
- substance made from only 1 type of atom
- of elements based on number of electrons in the last shell
- particle similar mass to a proton but with no electric charge
- of light
- metals/low-density, low-melting, white, soft, high reacting metallic elements
- forms of an element, same number of protons with a different number of neutrons
- element from one of the 15 metallic elements
- positively charged ion
- atom with both non-metal and metal properties
- number/number of protons and neutrons in the nucleus
- negatively charged ion
- level/the energy state of an atom
Down
- mixture of separate elements
- gases/any elements in group 18 of the periodic table
- with negative charge found in atoms
- shells/outermost shell of an atom
- metals/any elements from group 3-12 on the periodic table
- state/the lowest energy state of an atom
- shell/grouping of electrons surrounding the nucleus of an atom
- of shells used by an element
- state/higher state of energy than ground state
- elements from groups 89-103
- of an atom containing protons and neutrons
- atom with a different electric charge due to the loss or gain of an electron
- configuration/arrangement of electrons
- bond/the complete transfer of valence electrons
- smallest particle of a chemical element
- electrons/an electron in the outer shells that can form chemical bonds with other atoms
30 Clues: of light • positively charged ion • negatively charged ion • model/a model of the atom • elements from groups 89-103 • mixture of separate elements • of shells used by an element • shells/outermost shell of an atom • level/the energy state of an atom • with negative charge found in atoms • configuration/arrangement of electrons • substance made from only 1 type of atom • ...
Chemistry 2015-10-04
Across
- A substance consisting of atoms
- The number of protons in the element
- Vertical column in the periodic table
- Composed of two or more separate elements
- The positively charged centre of the atom containing protons and neutrons
- The electrons on the atom's outermost electron shell
- A chemical link between two atoms caused by the electrostatic force between oppositely-charged ions in an ionic compound.
- Elements 90 to 103
- A positively charged atom
- Any of the fifteen metallic elements from lanthanum to lutetium on the periodic table.
- Group 17 of the periodic table. Reactive non-metallic elements
- The smallest component of an element. Makes up all matter
- An abbreviation of a chemical element
- Elements that have the properties of both metals and non-metals
- Determines the negativity of an element
- Any of the gases in group 18 of the periodic table
Down
- state When the atom has an electron in a higher than normal level than its ground state
- the distribution of electrons in the electron shells
- An atom that is negatively charged
- The state of electrons in the atom
- The number protons and neutrons together
- The elements in the centre of the periodic table between groups 2 and 3
- Horizontal rows of the periodic table
- The outermost electron shell
- Any of the elements found in group 1 of the periodic table. Very reactive elements that readily lose their one valence electron in ionic bonding
- A particle of light
- An atom that has gained or lost electrons
- state The lowest energy state of an atom or other particle
- shell Grouping of electrons orbiting the nucleus
- An atom that has gained or lost neutrons
- Atomic structure that consists of a small, positively charged nucleus orbited by negatively charged electrons
- A subatomic particle with the same mass as a proton but without an electric charge. Holds the nucleus together
32 Clues: Elements 90 to 103 • A particle of light • A positively charged atom • The outermost electron shell • A substance consisting of atoms • An atom that is negatively charged • The state of electrons in the atom • The number of protons in the element • Vertical column in the periodic table • Horizontal rows of the periodic table • An abbreviation of a chemical element • ...
Chemistry 2015-09-28
Across
- Elements 89 to 103
- A model of the atom created by Niels Bohr
- The smallest matter with a chemical element
- An atom with less or more electorns
- Non-metals that can’t form a bond with metals
- An electron in the outer electron shell
- The smallest part of the atom
- The columns of the periodic table
- The configuration of the atom
- The location of protons and neutrons
- The rows on the periodic table
- Chemical elements found in Group 17 of the periodic table
- When an electron jumps up for it's ground state
Down
- An ion with a positive charge
- Light particle
- Chemical elements found in Group 1 of the periodic table
- The outer shell of the atom
- A chemical made out of two different atoms in a chemical bond
- An atom's symbol
- A group of chemical elements that go from 57 to 71
- Element of Group 3 to Group 12
- A chemical with more than one of the same element
- The mass of the atom
- Identify the atom
- Where the electrons are located
- The electron's normal shell
- When an atoms gives an electon to another atom to create a bond
- Has a neutral charge
- An ion with a negative charge
- The amount of energy an atom has
- A chemical substance with one kind of atom
- Chemical elements found in Group 18 of the periodic table
32 Clues: Light particle • An atom's symbol • Identify the atom • Elements 89 to 103 • The mass of the atom • Has a neutral charge • The outer shell of the atom • The electron's normal shell • An ion with a positive charge • The smallest part of the atom • The configuration of the atom • An ion with a negative charge • Element of Group 3 to Group 12 • The rows on the periodic table • ...
Chemistry 2015-08-23
Across
- Subatomic particles with a symbol of N
- V/N = K
- The minor component in a solution, dissolved in the solvent.
- Gas to liquid
- Positive charge ions
- Deals with the identification of elements or grouping of elements present in a sample
- A table of chemical elements arranged in order of atomic number, usually in rows.
- State of matter characterized by particles arranged such that their shape and volume are relatively stable
- Branch of physical science that stresses composition, structure, properties and change of matter
- Occur when a substance combines with another to form a new substance
- Study of chemical processes within and relating to living organisms
- Basic block of matter
- Molecules composed of only two atoms
- The temperature at which the vapor pressure of the liquid equals the pressure surrounds the liquid the liquid changes into a vapor
- pV = nRT
- Formulated the periodic table
- The only state of matter with a definite volume but no fixed shape
- State of matter where gas phase is heated until atomic electrons are no longer associated with any particular atomic nucleus
- The study of the synthesis and behavior of inorganic and organometallic compounds
- Flying mammal
- Subatomic particles with a symbol of E- or B-
- The first element in the periodic table
- Objective comparative measure of hot and cold
- Substance that is able to dissolve especially in water.
- °F
- Large marsupial
- Discovered radioactivity
- Subatomic particles with a symbol of P or P+
- P1 x V1 = P2 x V2
- Mass per unit volume
Down
- V/T = K
- Number of Proton in an element
- Liquid to solid
- Deals in calculating known quantity of material
- State of being correct or precise
- Describes the wave-like behavior of either one electron or a pair of electrons in an atoms.
- H, He, N, O, F, Ne, Cl, Ar, Kr, Xe, and Rn
- Solid to gas
- State of matter in which the particles are free to flow
- Proposed a mechanical universe with small solid masses in motion
- Study of the separation, identification, and quantification of the chemical components of actual and artificial materials.
- Coined the term “electrolysis”
- Density of a substance relatively to some reference
- K
- A change not involving a change in the substance chemical activity
- The temperature at which it changes state from solid to liquid at atmospheric pressure
- Property of a physical body which determines the strength of its initial gravitational attraction to other bodies
- All non-zero digits are __________.
- Distribution of electrons of an atom or molecules in atomic or molecular orbitals
- Energy at rest
- Has a trunk
- Energy in motion
- All matter is composed of small, invisible particles
- P/T = K
- Liquid to gas process
- °C
- The quantity of three-dimensional space enclosed by some closed boundary
- Anything that occupies space and has mass.
- Refers to how well experimental data and values agree with each other in multiple tests
- Total number of protons and neutrons in an atomic nucleus
- Likes to chase mice
- Element that has an atomic number of 2
- Negative charge atoms
- Proposed an “Atomic Theory”
64 Clues: K • °C • °F • V/T = K • V/N = K • P/T = K • pV = nRT • Has a trunk • Solid to gas • Gas to liquid • Flying mammal • Energy at rest • Liquid to solid • Large marsupial • Energy in motion • P1 x V1 = P2 x V2 • Likes to chase mice • Positive charge ions • Mass per unit volume • Basic block of matter • Liquid to gas process • Negative charge atoms • Discovered radioactivity • Proposed an “Atomic Theory” • ...
Chemistry 2015-04-17
Across
- very expensive, jewelry metal
- positive charge, found inside nucleus
- 6.023 X 10^23
- means ashes
- not shiny, poor conductors, brittle
- ordered elements by increasing mass and created law of octaves
- ordered elements by atomic number
- bond where electrons are shared
- what all isotopes of the actinides
- Al
- negative charge, found outside the nucleus
- amount of energy calculated from Planck's equation
- most reactive element
- mass divided by volume
Down
- SI unit for temperature
- only element that reacts with some of the noble gases
- mass of a dog (what measurement)
- information gathered from primary source
- shiny, conductors, malleable, ductile
- amount of matter in something
- anything that has mass and occupies volume
- created word atomos
- bond where electrons are transferred
- plum pudding model
- no charge, found inside nucleus
25 Clues: Al • means ashes • 6.023 X 10^23 • plum pudding model • created word atomos • most reactive element • mass divided by volume • SI unit for temperature • very expensive, jewelry metal • amount of matter in something • bond where electrons are shared • no charge, found inside nucleus • mass of a dog (what measurement) • ordered elements by atomic number • what all isotopes of the actinides • ...
Chemistry 2015-12-02
Across
- most stable and unreactive
- average mass of an element in atomic mass units
- a slow chemical change that occurs when oxygen in the air reacts with a metal
- description of how a substance interacts with other substances, such as acid
- less reactive than alkaline metals
- represents the number of atoms
- pure substance formed when at least one metal and one non-metal combine
- invisible negatively charged charged particle that orbits the nucleus of an atom
- releases heat energy
- absorbs heat energy
Down
- most reactive non-metals
- group of atoms acting as one
- a compound formed when two non-metals combine
- a chemical reaction that takes place in the cells in your body
- positively charge particle of an atom
- number of protons in an atom
- organic catalyst
- combination of symbols that represent a compound
- chemical reaction that occurs when oxygen reacts with a substance to form a new substance and gives off energy
- most reactive metals in the periodic table
- atoms that has become electrically charged because it has lost or gained electrons
- results from a chemical reaction
- neutral particle of the nucleus of an atom
- cloudy mixture in which tiny particles of one substance are within another and particles cannot be separated.
- invisible negatively charged particle that orbits the nucleus of an atom
25 Clues: organic catalyst • absorbs heat energy • releases heat energy • most reactive non-metals • most stable and unreactive • group of atoms acting as one • number of protons in an atom • represents the number of atoms • results from a chemical reaction • less reactive than alkaline metals • positively charge particle of an atom • most reactive metals in the periodic table • ...
Chemistry 2016-08-30
Across
- Having a low pH (6)
- Seen when a gas is produced (7)
- Where electrons are found in an atom (5)
- A charged atom (3)
- Lots of water and few acid/base particles (6)
- Term given to electrons in outer shell of an atom (7)
- Substance with lots of hydrogen ions (4)
- Subatomic particle with a negative charge (8)
- A pH of 7 means this (7)
- Reacting an acid and a base (14)
- Being able to shape metals (12)
- Substance with lots of hydroxide ions (4)
- Reaction forming nothing new (8,6)
- Protons and neutrons in an atom (4,6)
- Lots of acid/base particles and little water (12)
- Subatomic particle with no charge (7)
Down
- Base that dissolves in water (6)
- Measure of acidity or basicity (2,5)
- Product in all acid reactions (4)
- Centre of an atom (7)
- Chemical used to test for carbon dioxide (9)
- Mixed metals (6)
- Drawing metals into wires (9)
- Product in acid-carbonate reaction (6,7)
- Reaction forming new substances (8,6)
- Number of protons in an atom (6,6)
- Made of two or more types of bonded atoms (8)
- Elements on the left side of the Periodic Table (6)
- Having a high pH (5)
- Shininess of metals (6)
- Subatomic particle with a positive charge (6)
- Made up of different unbonded atoms (7)
- Made of one type of atom (7)
33 Clues: Mixed metals (6) • A charged atom (3) • Having a low pH (6) • Having a high pH (5) • Centre of an atom (7) • Shininess of metals (6) • A pH of 7 means this (7) • Made of one type of atom (7) • Drawing metals into wires (9) • Seen when a gas is produced (7) • Being able to shape metals (12) • Base that dissolves in water (6) • Reacting an acid and a base (14) • ...
Chemistry 2016-08-27
Across
- When 2 non-metal atoms chemically combine, they are known as ________ molecules
- In the presence of acid, the blue litmus paper turns ______
- A _______ funnel is used to set apart immiscible liquids.
- The ion formed will be _______ charged when an atom gains electrons
- The measure of the amount of matter in a body.
- A chemical ______ shows how an atom in the reactants are rearranged to form the products
- When 2/more non-metal atoms chemically combine together
- The place where proton(s) & neutron(s) are found
- Gas ________ to form liquid
- A ________ can is used to measure the volume of large objects that cannot fit into a measuring cylinder
Down
- Kinetic energy of particles is ______ when it change in its state
- Where particles move from a region of higher concentration to a region of lower concentration
- The reaction when acid and alkali are mixed together to form salt and water
- A substance made up of 2/more elements chemically combined together
- An atom is an overall ________ particle
- The process when Solid becomes Gas.
- Colour, density, Physical and Chemical properties are same throughout
- _____ configuration is the arrangement of electrons in different ________ shells
- The ______ of a substance is the mass per unit volume.
- A _______ error is an error in measurement due to the eye not being in the correct position when taking a reading
20 Clues: Gas ________ to form liquid • The process when Solid becomes Gas. • An atom is an overall ________ particle • The measure of the amount of matter in a body. • The place where proton(s) & neutron(s) are found • The ______ of a substance is the mass per unit volume. • When 2/more non-metal atoms chemically combine together • ...
CHEMISTRY 2016-09-27
Across
- electron an electron that is associated with an atom;located on the outer most shell of the atom
- a chemical substance that neutralizes alkali's, dissolves some metals
- the first element to be created
- number the number of protons in the nucleus of an atom ,determines chemical property and place on the periodic table
- model a graphic representation of an atom
- a subatomic particle with no charge
- an element whose properties are intermediate between those of metals and solid non-metals
- the process of burning something
- the ability to do work
- a subatomic particle with a negative charge
- a form of energy that flows between matter due to difference in temperature
Down
- an atom or molecule with a net electric charge due to loss or gain of one or more electrons
- metals a group of univalent metals including sodium,lithium,potassium,etc..
- reaction a process that involves rearrangement of a structure
- two or more elements chemically combined in a set ratio
- a subatomic particle with a positive charge;found in the nucleus of an atom
- A branch of physical science that studies the composition,structure,properties,change of matter
- the smallest part of matter
- two or more atoms combined
- pure substance that cannot be broken down into another substance by physical or chemical means
20 Clues: the ability to do work • two or more atoms combined • the smallest part of matter • the first element to be created • the process of burning something • a subatomic particle with no charge • model a graphic representation of an atom • a subatomic particle with a negative charge • two or more elements chemically combined in a set ratio • ...
Chemistry 2016-09-26
Across
- solutions with a pH above 7
- solutions with a pH below 7
- compound that forms H+ ions is a solution
- substance that dissolves
- gives strength to the plant cell
- DNA & RNA are these
- have a negative charge
- only found in animals
- have a positive charge
- have a neutral charge
- an unevenly mixed mixture
- basic unit of matter
- prevents sudden changes in pH
- compound that forms OH- ions is a solution
Down
- the way plants store extra glucose
- used to store energy
- atoms joined together by covalent bonds
- ranges from 0 to 14
- a homogeneous mixture
- starch, glycogen, cellulose
- building blocks of nucleic acids
- the substance the solute dissolves in
- chemical combinations of 2+ elements
- a very evenly mixed mixture
- pure substance of a same type of atom
- speed up the chemical reaction in a cell
26 Clues: ranges from 0 to 14 • DNA & RNA are these • used to store energy • basic unit of matter • a homogeneous mixture • only found in animals • have a neutral charge • have a negative charge • have a positive charge • substance that dissolves • an unevenly mixed mixture • solutions with a pH above 7 • solutions with a pH below 7 • starch, glycogen, cellulose • a very evenly mixed mixture • ...
Chemistry 2016-09-26
Across
- used to store energy
- prevents sudden changes in pH
- gives strength to the plant cell
- atoms joined together by covalent bonds
- speed up the chemical reaction in a cell
- a homogeneous mixture
- have a neutral charge
- an unevenly mixed mixture
- only found in animals
- compound that forms H+ ions is a solution
- chemical combinations of 2+ elements
- the way plants store extra glucose
Down
- ranges from 0 to 14
- substance that dissolves
- solutions with a pH above 7
- the substance the solute dissolves in
- pure substance of a same type of atom
- starch, glycogen, cellulose
- a very evenly mixed mixture
- DNA & RNA are these
- building blocks of nucleic acids
- have a positive charge
- have a negative charge
- solutions with a pH below 7
- basic unit of matter
- compound that forms OH- ions is a solution
26 Clues: ranges from 0 to 14 • DNA & RNA are these • used to store energy • basic unit of matter • a homogeneous mixture • have a neutral charge • only found in animals • have a positive charge • have a negative charge • substance that dissolves • an unevenly mixed mixture • solutions with a pH above 7 • starch, glycogen, cellulose • a very evenly mixed mixture • solutions with a pH below 7 • ...
Chemistry 2016-02-28
Across
- _________is a temperature scale having an absolute zero below which temperatures do not exist.
- _________ reorganized the periodic table by atomic number.
- _____ law pressure and volume are inversely related.
- _________ reactions occur when a compound breaks up into the elements or in a few simpler compounds.
- ______ replacement reactions occur when one element replaces another in a compound.
- The ________ scale is based on 32 degrees for the freezing point of water and 212 degrees as the boiling point of water.
- As the ___________ of the gas and/or the temperature of the gas changes so does its behavior.
- _______ is a fluids resistance to flow.
- In _______ bonds atoms share valance electrons.
- ______ is a measure of the average amount of kinetic energy of particles in matter.
- _______ have an indefinite shape and a definite volume.
- _______ have a definite shape and a definite volume.
Down
- In general metals _____ electrons to form positive cations.
- __________ reactions occur when two substances combine and form a new compound.
- _________ composed the first list of all known elements.
- A(n) ________ bond is a chemical bond formed by the electrostatic attraction between positive and negative ions.
- _________ indicates the relative ability of an atom to attract electrons in a chemical bond.
- _________ reactions occur when a hydrocarbon reacts wit oxygen.
- _______ arranged the elements by atomic mass and by similar properties.
- in general non-metals _____ electrons to form negative anions.
- Eacn vertical column of the periodic table is called a(n) ________.
- The _______ scale is based on 0 degrees for the freezing point of water and 100 degrees as the boiling point.
- _____ stands for standard temperature and pressure.
- _____ reactions is the process by which atoms of one or more substances are rearranged to form different substances.
- _______ collisions are ones where no kinetic energy is lost.
- Each horizontal row of the periodic table is called a(n) ______.
- _______ does not have a definite shape or volume.
27 Clues: _______ is a fluids resistance to flow. • In _______ bonds atoms share valance electrons. • _______ does not have a definite shape or volume. • _____ stands for standard temperature and pressure. • _____ law pressure and volume are inversely related. • _______ have a definite shape and a definite volume. • _______ have an indefinite shape and a definite volume. • ...
chemistry 2016-05-21
Across
- this base has a ph of 12 and is used for cleaning in the house.
- chemical bonding that results from the electrical attraction between large numbers of cations and anions
- are the 14 elements with atomic numbers from 58 to 71
- Avogadro's number
- indicates the relative numbers of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts.
- is a strong acid that has a pH level of 4.0-4.4
- is a small whole number that appears in front of the formula in a chemical equation.
- a solid that is produced as a result of a chemical reaction in solution and that separates from the solution
- the decomposition of a substance by an electric current.
- moles--->moles
- compound a chemical compound whose simplest units are molecules.
- is an arrangement of the elements in order of their atomic numbers so that elements with similar properties fall in the same column, or group.
- prefix for one
- prefix for Three
- a reaction in which a substance combines with oxygen, releasing a large amount of energy in the form of light and heat.
- prefix for two
- are the 14 elements with atomic numbers from 90 to 103.
- is a list of elements organized according to the ease with which the elements undergo certain chemical reactions.
- is the amount of space occupied by an object.
- the physical and chemical properties of the elements are periodic functions of their atomic numbers.
- refers to the closeness of measurements to the correct or accepted value of the quantity measured.
- is a strong acid that has a pH level of 2.2-2.4
- one element replaces a similar element in a compound.
- anything that has mass and takes up space.
- is the amount of a substance that contains as many particles as there are atoms in exactly 12g of carbon-12.
- Synthesis
- a single compound undergoes a reaction that produces two or more simpler substances.
- the elements of Group 1 of the periodic table
- formula used to calculate molar mass
- used to find heat of fusion of water
- is a strong acid that has a pH level of 2.4-3.4
- is a strong acid that has a pH level of 2.0-4.0
- also known as a composition reaction, two or more substances combine to form a new compound.
- the mass of one mole of a pure substance.
- is the number of protons in the nucleus of each atom of that element.
- is a base that has a pH level of 7.6-8.0
- is a characteristic that can be observed or measured without changing the identity of the substance.
Down
- is a logical approach to solving problems by observing and collecting data, formulating hypotheses, testing hypotheses, and formulating theories that are supported by data.
- is a measure of the amount of matter.
- Equation used to find heat transfer
- prefix for Five
- is a neutral group of atoms that are held together by covalent bonds.
- formula in which to find Density
- what property does baking soda with a ph of 9 fall under?
- results from the sharing of electron pairs between two atoms.
- in a measurement consist of all the digits known with certainty plus one final digit, which is somewhat uncertain or is estimated.
- is a ratio derived from the equation between two different units that can be used to convert from one unit to the other.
- the dissolving medium in a solution
- mass---->moles
- is a substance that is made from the atoms of two or more elements that are chemically bonded.
- a change in a substance that does not involve a change in the identity of the substance.
- is a mutual electrical attraction between the nuclei and valence electrons of different atoms that binds the atoms together.
- is a base that has a pH of 8.0-8.5
- the smallest particle of an element that retains the chemical properties of the element.
- atoms of the same element that have different masses.
- the elements of Group 2 of the periodic table.
- is the study of composition, structure, and properties of matter and the changes it undergoes.
- is a base that has a pH level of 7.3-7.5
- prefix for Ten
- formula uses to find pOH.
- is the total number of protons and neutrons in the nucleus of an isotope.
- is a strong acid that has a pH level of 3.0-4.0
- refers to the closeness of a set of measurements of the same quantity made in the same way.
- Formula used to find the pH.
- the substance dissolved in a solution
65 Clues: Synthesis • moles--->moles • mass---->moles • prefix for one • prefix for two • prefix for Ten • prefix for Five • prefix for Three • Avogadro's number • formula uses to find pOH. • Formula used to find the pH. • formula in which to find Density • is a base that has a pH of 8.0-8.5 • Equation used to find heat transfer • the dissolving medium in a solution • ...
chemistry 2016-06-12
Across
- of conservation of mass/ in a chemical reaction, the mass of the products always equals the mass of reactants
- phosphate/ Ca (PO )
- elements with properties intermediate between the properties of metals and non-metals
- /OH
- ion/ a group of atoms, usually of different elements, that act as a single ion
- that has a pH level less than 7
- element/ an element that can form an ion in more than one way
- bond/ a connection between the atoms of non-metals, in which two atoms share a pair of electrons
- member of the family of elements composed of very reactive, coloured non-metals
Down
- substance that cannot be broken down into any simpler substance by chemical means
- compound /when atoms of two or more different non-metals combine, a pure substance known as a ..... is formed
- ability to stretch without breaking
- suspension of small, solid particles formed during a chemical reaction
- substance that has a pH level more that 7
- reaction /a process by which chemical change happens
- / SO
- Sulphate / Al (SO )
- indicator/ a mixture of chemicals that changes colour through a wide range of pH values
- NH
- atom or group of atoms with a negative charge or a positive charge
20 Clues: NH • /OH • / SO • phosphate/ Ca (PO ) • Sulphate / Al (SO ) • that has a pH level less than 7 • ability to stretch without breaking • substance that has a pH level more that 7 • reaction /a process by which chemical change happens • element/ an element that can form an ion in more than one way • atom or group of atoms with a negative charge or a positive charge • ...
Chemistry 2016-06-13
Across
- A solution with a pH value less than 7
- The vertical columns in the periodic table are known as...
- Halogens tend to be very ...
- A gas that turns limewater cloudy
- An example of an exothermic reaction
- What substance do acids need to to give their typical acid reactions?
- An example of an endothermic reaction
- The number of bonds that can form
- The change of state from a gas to a liquid
- Gives oxygen to another substance
Down
- The change of state from solid to gas
- Alkalis contain... (ions)
- A reaction with oxygen to release energy
- The horizontal rows in the periodic table are known as...
- The middle block of the periodic table is called the...
- An acidity or alkalinity of a substance can be shown using an...
- A substance that speeds up a reaction
- Fluorine gas is an example of a ...
- Acids contain... (ions)
- The gain of oxygen
- Group 1 metals get ... reactive down the group
21 Clues: The gain of oxygen • Acids contain... (ions) • Alkalis contain... (ions) • Halogens tend to be very ... • A gas that turns limewater cloudy • The number of bonds that can form • Gives oxygen to another substance • Fluorine gas is an example of a ... • An example of an exothermic reaction • The change of state from solid to gas • A substance that speeds up a reaction • ...
Chemistry 2017-02-12
Across
- It is part of your blood an is the fourth state of matter
- It is two elements that mix together.
- Something that is hard like a rock and is the opposite of hollow
- This happens when you put mentos in a soda or have pop rocks in your mouth (2 words)
- Same size as another substance and has a positive charge.
- Some people call this word the weather.
- This is when a solid turns straight into a gas.
- When a liquid disappears and goes in the sky.
Down
- In the middle of the atom with another substance
- A organization of the order substances go in that were made by atoms (2 words)
- The shell of the tiniest part of an atom (2 words)
- It is in the middle of a atom and has protons and neutrons.
- The smallest part in an atom with a negative charge.
- Part of the water cycle when gas turns into a liquid.
- A state of matter you can see that has no definite shape.
- Every thing is a solid, plasma, liquid and gas.
- 1 or more atoms
- An invisible substance that you can smell.
- A substance you can see when you are cooking
- The atomic number is the number of how many _______.
20 Clues: 1 or more atoms • It is two elements that mix together. • Some people call this word the weather. • An invisible substance that you can smell. • A substance you can see when you are cooking • When a liquid disappears and goes in the sky. • Every thing is a solid, plasma, liquid and gas. • This is when a solid turns straight into a gas. • ...
Chemistry 2017-02-16
Across
- A substance like air or oxygen
- Solid to a gas
- The smallest component of an element
- Solid to a liquid
- --------table
- Has a negative charge
- Has a positive charge
- The branch of science
- Copper, Iron, Gold are examples of a
- Able to be toxic or poisonous
- A substance like ice
- The amount of mass in a specified space
Down
- Able to be shaped under pressure
- Water to a gas
- A combination of two or more pure substances
- A substance formed when two or more chemical elements are combined
- Smallest particle in a chemical element
- Able to be bent or formed into wires
- Has no charge at all
- A substance like water
20 Clues: --------table • Water to a gas • Solid to a gas • Solid to a liquid • Has no charge at all • A substance like ice • Has a negative charge • Has a positive charge • The branch of science • A substance like water • Able to be toxic or poisonous • A substance like air or oxygen • Able to be shaped under pressure • The smallest component of an element • Able to be bent or formed into wires • ...
Chemistry 2017-02-08
Across
- even smaller than a molecule
- the shells of an atom
- a group of atoms
- two elements mixed together to create a new substance
- creator of the periodic table
- the center of all molecules
- the start of a chemical reaction, what creates a product
- a cold reaction
- share properties of metals and nonmetals
- conductors of heat and electricity, malleable, ductile
- the letters that represent the element name
- a full outer shell, far right side of periodic table
Down
- carries a positive charge
- number of electrons in outer shell
- number of protons and electrons
- all elements that go into reactions come out of the reaction with the same number
- a hot or heated reaction
- metal, nonmetal, and metalloid _____
- carries negative charge
- row(s) of periodic table
- not conductive, malleable, or ductile
- the outcome of a chemical reaction
- located below the symbol on the periodic table, add up protons and electrons
- negative charge and found in all atoms
- pure substance on the periodic table
25 Clues: a cold reaction • a group of atoms • the shells of an atom • carries negative charge • a hot or heated reaction • row(s) of periodic table • carries a positive charge • the center of all molecules • even smaller than a molecule • creator of the periodic table • number of protons and electrons • number of electrons in outer shell • the outcome of a chemical reaction • ...
Chemistry 2017-02-08
Across
- the outcome of a chemical reaction
- carries negative charge
- negative charge and found in all atoms
- the shells of an atom
- all elements that go into reactions come out of the reaction with the same number
- conductors of heat and electricity, malleable, ductile
- the start of a chemical reaction, what creates a product
- located below the symbol on the periodic table, add up protons and electrons
- metal, nonmetal, and metalloid _____
- number of electrons in outer shell
- row(s) of periodic table
- share properties of metals and nonmetals
- a hot or heated reaction
Down
- a full outer shell, far right side of periodic table
- the center of all molecules
- carries a positive charge
- creator of the periodic table
- a cold reaction
- not conductive, malleable, or ductile
- even smaller than a molecule
- a group of atoms
- pure substance on the periodic table
- number of protons and electrons
- the letters that represent the element name
- two elements mixed together to create a new substance
25 Clues: a cold reaction • a group of atoms • the shells of an atom • carries negative charge • row(s) of periodic table • a hot or heated reaction • carries a positive charge • the center of all molecules • even smaller than a molecule • creator of the periodic table • number of protons and electrons • the outcome of a chemical reaction • number of electrons in outer shell • ...
Chemistry 2018-02-15
Across
- bonding When a metal and no metal bond
- NaCl is an example of a compound.
- _______ is an example of a mixture we can find it at a beach
- The number of protons
- First element on periodic table
- NaCl
- _______ is a mixture used for our teeth
- Make a negative charge in the atom
- Ag is an example of an ___________
- Make a positive charge in the atom
Down
- An example of a noble gas is_______2nd element
- We breathe this in
- First proposes an atomic theory
- creator of the periodictable
- Mass of the atom
- Studied radioactivity was Polish
- bonding All nonmetal bonding
- Dioxide We breathe this out
- Make a neutral charge in the atom
- This is a metal used for jewelry
20 Clues: NaCl • Mass of the atom • We breathe this in • The number of protons • Dioxide We breathe this out • creator of the periodictable • bonding All nonmetal bonding • First proposes an atomic theory • First element on periodic table • Studied radioactivity was Polish • This is a metal used for jewelry • NaCl is an example of a compound. • Make a neutral charge in the atom • ...
chemistry 2016-11-05
Across
- Azonos elekrtonnegativítás
- Oxigén táplálja
- CL
- Ilyen alaku az ammónia
- Kémiai módszerekkel tovább nem bontható, elektronfelhő meg atommag található benne
- Nem ionos és nem fémes kötés
- Poláris elekrtonnegativítás hosszabb néven
- A gyémánt és a grafit ebből az atomból áll
- Negatív töltésű részecske
- 2 fématom kapcsolódása
- H2
Down
- NH 3
- O:2,6
- Legkülsőelekrton más néven
- 1 rendszámú atom
- CH4
- Pozitív ellentéte
- Kovalens kötéssel létrejövő atomok
- H-H
- Ionok között alakul ki
- Pozitív elkrtomos töltéssel rendelkező ion
- Ilyen mozdony volt régen, ha fürdesz meleg vízben akkor ez keletkezik amitől párás lesu a tükör
22 Clues: CL • H2 • CH4 • H-H • NH 3 • O:2,6 • Oxigén táplálja • 1 rendszámú atom • Pozitív ellentéte • Ilyen alaku az ammónia • Ionok között alakul ki • 2 fématom kapcsolódása • Negatív töltésű részecske • Legkülsőelekrton más néven • Azonos elekrtonnegativítás • Nem ionos és nem fémes kötés • Kovalens kötéssel létrejövő atomok • Pozitív elkrtomos töltéssel rendelkező ion • ...
Chemistry 2018-10-29
Across
- lightest non-metal
- metals what kind of metals are the most reactive metals
- what do neutrons have none of
- gases what kind of gases are stable and do not react with anything
- hundred fourteen how many elements are known at the present time
- there are seven elements that form _______ consisting of two atoms
- adding a neutron makes an _________ of that atom
- how many electrons can the 3rd energy ring hold up too.
- element's ________ is an abbreviation for the element
- The periodic table is a little like the alphabet of.......
- what state of matter does iron appear at room temprature
- rings electrons live in something called shells or _________________
- a horizontal row on a period table
- what is it called when there ia a number beside the element's symbol?
- energy rings contain what
- electrons have _________ charge
- where are protons and neutrons found
- the heaviest metal on the periodic table
- many of the non metals and hydrogen
Down
- bond what kind of a bond occurs between a non metal and a metal
- electrons the electrons int the outermost shell of any element are called
- the ________ & neutrons are found in the center of the area
- atoms compounds always contain the same ratio of __________
- table is a list of all the elements that can build matter
- ________ consist of only kind of atom
- model what shows all of the particles in the atom
- matter is made up of....
- pure substances composed of two or more different elements that are chemically joined are called
- most of the elements on the periodic table occur as ______ at room tempertaure.
- the lightest metal on the periodic table
- Isotope is an _______ version of that atom
- metals another name for group 5
- anything that takes up space and has mass
- determines the number of vaance electrons
- the most reactive non-metals are the __________
- what are a good conductors of heat and electricity
- only _______ and bromine can be found as liquid on the periodic table
- what kind of elements are more stable when joined in a pair
- atomic mass is the number of protons and ______
- number is the number of protons and neutrons
- dot structure only shows the elements symbol and it's outer most electron shell
41 Clues: lightest non-metal • matter is made up of.... • energy rings contain what • what do neutrons have none of • metals another name for group 5 • electrons have _________ charge • a horizontal row on a period table • many of the non metals and hydrogen • where are protons and neutrons found • ________ consist of only kind of atom • the lightest metal on the periodic table • ...
Chemistry 2018-10-29
Across
- many of the non metals and hydrogen
- electrons: the electrons int the outermost shell of any element are called
- Isotope is an _______ version of that atom
- hundred fourteen: how many elements are known at the present time
- what do neutrons have none of
- the heaviest metal on the periodic table
- what kind of elements are more stable when joined in a pair
- there are seven elements that form _______ consisting of two atoms
- atoms: compounds always contain the same ratio of __________
- what is it called when there ia a number beside the element's symbol?
- most of the elements on the periodic table occur as ______ at room tempertaure.
- ________ consist of only kind of atom
- dot structure: only shows the elements symbol and it's outer most electron shell
- energy rings contain what
- atomic mass is the number of protons and ______
- The periodic table is a little like the alphabet of.......
- how many electrons can the 3rd energy ring hold up too.
- model: what shows all of the particles in the atom
- bond: what kind of a bond occurs between a non metal and a metal
- the lightest metal on the periodic table
Down
- metals: what kind of metals are the most reactive metals
- anything that takes up space and has mass
- where are protons and neutrons found
- matter is made up of....
- the ________ & neutrons are found in the center of the area
- table: is a list of all the elements that can build matter
- adding a neutron makes an _________ of that atom
- the most reactive non-metals are the __________
- pure substances composed of two or more different elements that are chemically joined are called
- electrons have _________ charge
- the number of vaance electrons
- element's ________ is an abbreviation for the element
- metals: another name for group 5
- lightest non-metal
- what state of matter does iron appear at room temprature
- rings: electrons live in something called shells or _________________
- what are a good conductors of heat and electricity
- number: is the number of protons and neutrons
- only _______ and bromine can be found as liquid on the periodic table
- gases: what kind of gases are stable and do not react with anything
- a horizontal row on a period table
41 Clues: lightest non-metal • matter is made up of.... • energy rings contain what • what do neutrons have none of • the number of vaance electrons • electrons have _________ charge • metals: another name for group 5 • a horizontal row on a period table • many of the non metals and hydrogen • where are protons and neutrons found • ________ consist of only kind of atom • ...
Chemistry 2018-05-14
Across
- servește la spălarea eprubetelor
- realitatea care există independent de noi și constituie izvorul tuturor transformărilor din natură
- știința despre substanțe, despre proprietățile, obținerea și utilizarea lor
- știința care studiază interacțiunea dintre organisme și mediul lor de viață
- vas special care servește la aprinderea focului pentru diverse experimente în laborator
- materia din care este alcătuit un corp fizic
- savant rus care a creat sistemul periodic al elementelor chimice
- însușire caracteristică, distinctivă prin care substanța se aseamănă sau se deosebește de alte substanțe
- există proprietăți chimice, fiziologice și...
- capacitatea atomilor unui element de a se uni cu un număr strict determinat de atomi ai altui element
Down
- volum de apă scurs printr-o secțiune transversală din albia unui râu într-o unitate de timp
- cele mai mici particule de substanță
- curățare,purificare,îndepărtarea din apă a substanțelor dăunătoare, a impurităților
- servește la separarea lichidelor care nu se amestecă
- proprietatea atomilor unui element de a atrage spre ei electronii de la atomii altor elemente
- răspândirea în sol,atmosferă și în apă obiecte,materiale, substanțe chimice care prezintă pericol pentru viață
- instrumente sau unelte care ajută la efectuarea unui lucru
- proces din natură și societate, manifestarea exterioară a esenței sau a proprietații unui lucru
- restul rămas în urma operației de prelucrare a unui material
- particule încărcate cu o anumită sarcină în care se transformă atomii în urma cedării sau adiționării de electroni
20 Clues: servește la spălarea eprubetelor • cele mai mici particule de substanță • materia din care este alcătuit un corp fizic • există proprietăți chimice, fiziologice și... • servește la separarea lichidelor care nu se amestecă • instrumente sau unelte care ajută la efectuarea unui lucru • restul rămas în urma operației de prelucrare a unui material • ...
Chemistry 2018-05-14
Across
- servește la spălarea eprubetelor
- realitatea care există independent de noi și constituie izvorul tuturor transformărilor din natură
- știința despre substanțe, despre proprietățile, obținerea și utilizarea lor
- știința care studiază interacțiunea dintre organisme și mediul lor de viață
- vas special care servește la aprinderea focului pentru diverse experimente în laborator
- materia din care este alcătuit un corp fizic
- savant rus care a creat sistemul periodic al elementelor chimice
- însușire caracteristică, distinctivă prin care substanța se aseamănă sau se deosebește de alte substanțe
- există proprietăți chimice, fiziologice și...
- capacitatea atomilor unui element de a se uni cu un număr strict determinat de atomi ai altui element
Down
- volum de apă scurs printr-o secțiune transversală din albia unui râu într-o unitate de timp
- cele mai mici particule de substanță
- curățare,purificare,îndepărtarea din apă a substanțelor dăunătoare, a impurităților
- servește la separarea lichidelor care nu se amestecă
- proprietatea atomilor unui element de a atrage spre ei electronii de la atomii altor elemente
- răspândirea în sol,atmosferă și în apă obiecte,materiale, substanțe chimice care prezintă pericol pentru viață
- instrumente sau unelte care ajută la efectuarea unui lucru
- proces din natură și societate, manifestarea exterioară a esenței sau a proprietații unui lucru
- restul rămas în urma operației de prelucrare a unui material
- particule încărcate cu o anumită sarcină în care se transformă atomii în urma cedării sau adiționării de electroni
20 Clues: servește la spălarea eprubetelor • cele mai mici particule de substanță • materia din care este alcătuit un corp fizic • există proprietăți chimice, fiziologice și... • servește la separarea lichidelor care nu se amestecă • instrumente sau unelte care ajută la efectuarea unui lucru • restul rămas în urma operației de prelucrare a unui material • ...
Chemistry 2022-03-27
Across
- Has an atomic number of 8.
- A mineral that is found in bananas.
- The element with the highest melting point.
- A metal often used as a alloy agent for copper, creating ______ copper.
- A soft metal; Symbol Ca
- The fourth most abundant element in the known universe.
- A gas that is lighter than air, and the first of the noble gases.
- A brittle yellow substance that is used in compound separation.
- Often used in pools.
- A black powder that is used in pyrotechnics due to its green flame when set on fire.
- Has an atomic weight of 24.305.
Down
- The country of Nauru bankrupted their entire country on this stuff.
- 78% of Earth's atmosphere is made up of _______.
- A hard metalloid that is used in the packets that you can't eat.
- A large debate has been going on over how to pronounce this element; one of the most widespread metals in use.
- When combined with a halogen it forms salt.
- The lightest metal; Sometimes used in batteries.
- The lightest element.
- The most reactive halogen.
- Used in light bulbs to keep the filament from corroding due to oxygen exposure.
20 Clues: Often used in pools. • The lightest element. • A soft metal; Symbol Ca • Has an atomic number of 8. • The most reactive halogen. • Has an atomic weight of 24.305. • A mineral that is found in bananas. • The element with the highest melting point. • When combined with a halogen it forms salt. • 78% of Earth's atmosphere is made up of _______. • ...
chemistry 2021-12-08
Across
- does NOT depend on amount density (mass divided by volume)
- shows valence electrons
- example of fission
- how badly an atomn wants e- in a bond(highest =F)
- positive charged ion
- can dissolve(usually in water)-physical property
- A negatively charged ion
- unstable isotope that will decay
- gains energy an jumps top higher e- level
- showers, eyewwash fountain, goggles, fire estinguisher, aprons)
- negative charge, found found on valence
- cant be separated physically - elements and compounds
- metals, delocalized
- metal and nonmetal,tranfers e-
- 2 nonmetals,shared e-
- eating away/burning gradually
- guess based off of research (educated guess)
- states an element is one of a kind (pure)
- same element, different mass
- shows flammability
- physical property that depends on the ammount (size, mass, volume)
Down
- sheet for all hazardous products
- mass of 1, found in nucleus
- electron location
- 2 or more substances physically combined
- size of atom (largest = bottom left corner)
- observed or measured
- multiple atoms bonded together w/charge
- model of an atom shows a space of positive charge
- 2 nonmetals, shared e-
- any element in groups 3 to 12 on the periodic table.
- metal and nonmetal, transfer e-
- reactivity or chemical composition (what its made of)
- electron falls back to original level and gives pff energy
- change in energy of a neutral atom
- emite alpha particle
- charged atom (#electrons)
- guess based on evidence
- positive charge, mass
- evenly mixed
- Dihydrogen monoxide and hydroxyl acid
- large nucleus looses particles
- gives off energy
- size of wave
44 Clues: evenly mixed • size of wave • gives off energy • electron location • example of fission • shows flammability • metals, delocalized • observed or measured • positive charged ion • emite alpha particle • 2 nonmetals,shared e- • positive charge, mass • 2 nonmetals, shared e- • shows valence electrons • guess based on evidence • A negatively charged ion • charged atom (#electrons) • ...
chemistry 2021-12-08
Across
- A chemical element with the atomic number 79, symbol Au. The simple body gold is a noble, precious metal whose color is golden yellow
- It is the ninth most abundant element in the universe. As a result from the successive sum of three helium nuclei to one carbon nucleus
- A chemical element with atomic number 55, symbol Cs, the most alkaline of the alkali metals
- A chemical element with atomic number 3, symbol Li. It is an alkali metal
- chemical element with the symbol Be and atomic number 4. The best known gemstones from it are the emerald and the aquamarine
- a positive particle
- A chemical element with atomic number 56, symbol Ba. Properties similar to those of lime
- A chemical element with atomic number 28, symbol Ni. The simple body nickel is a metal
- A chemical element with atomic number 29, symbol Cu. The simple body copper is a metal
- A chemical element with atomic number 92, symbol U. It is of the actinide family. It is a very long-life radioactive heavy metal
- Silver is the chemical element with atomic number 47, symbol Ag. Between copper and gold. Hardly or not oxidisable in air, all three are used to mint coins
- a molecule associated with an element
Down
- the center of an atom
- An altomic element with atomic number 19, symbol K, alkali metal found in potash
- A negatively charged particle
- A set of at least two atoms
- A chemical element with atomic number 26, symbol Fe. The simple body is the most common ferromagnetic metal and material in everyday life, most frequently made of various alloys
- A chemical element with the symbol Pu and atomic number 94. Radioactive metal of the actinide group
- A chemical element with atomic number 24, symbol Cr. Its single element is a transition metal
- a neural particle
- A chemical element with atomic number 20, symbol Ca. It is the fifth most profuse element in the earth’s crust
21 Clues: a neural particle • a positive particle • the center of an atom • A set of at least two atoms • A negatively charged particle • a molecule associated with an element • A chemical element with atomic number 3, symbol Li. It is an alkali metal • An altomic element with atomic number 19, symbol K, alkali metal found in potash • ...
chemistry 2021-12-08
Across
- A chemical element with the atomic number 79, symbol Au. The simple body gold is a noble, precious metal whose color is golden yellow
- It is the ninth most abundant element in the universe. As a result from the successive sum of three helium nuclei to one carbon nucleus
- A chemical element with atomic number 55, symbol Cs, the most alkaline of the alkali metals
- A chemical element with atomic number 3, symbol Li. It is an alkali metal
- chemical element with the symbol Be and atomic number 4. The best known gemstones from it are the emerald and the aquamarine
- a positive particle
- A chemical element with atomic number 56, symbol Ba. Properties similar to those of lime
- A chemical element with atomic number 28, symbol Ni. The simple body nickel is a metal
- A chemical element with atomic number 29, symbol Cu. The simple body copper is a metal
- A chemical element with atomic number 92, symbol U. It is of the actinide family. It is a very long-life radioactive heavy metal
- Silver is the chemical element with atomic number 47, symbol Ag. Between copper and gold. Hardly or not oxidisable in air, all three are used to mint coins
- a molecule associated with an element
Down
- the center of an atom
- An altomic element with atomic number 19, symbol K, alkali metal found in potash
- A negatively charged particle
- A set of at least two atoms
- A chemical element with atomic number 26, symbol Fe. The simple body is the most common ferromagnetic metal and material in everyday life, most frequently made of various alloys
- A chemical element with the symbol Pu and atomic number 94. Radioactive metal of the actinide group
- A chemical element with atomic number 24, symbol Cr. Its single element is a transition metal
- a neural particle
- A chemical element with atomic number 20, symbol Ca. It is the fifth most profuse element in the earth’s crust
21 Clues: a neural particle • a positive particle • the center of an atom • A set of at least two atoms • A negatively charged particle • a molecule associated with an element • A chemical element with atomic number 3, symbol Li. It is an alkali metal • An altomic element with atomic number 19, symbol K, alkali metal found in potash • ...
chemistry 2021-12-08
Across
- A chemical element with atomic number 28, symbol Ni. The simple body nickel is a metal
- A chemical element with the atomic number 79, symbol Au. The simple body gold is a noble, precious metal whose color is golden yellow
- A chemical element with the symbol Pu and atomic number 94. Radioactive metal of the actinide group
- A chemical element with atomic number 92, symbol U. It is of the actinide family. It is a very long-life radioactive heavy metal
- a positive particle
- A chemical element with atomic number 29, symbol Cu. The simple body copper is a metal
- A chemical element with atomic number 55, symbol Cs, the most alkaline of the alkali metals
- the center of an atom
- It is the ninth most abundant element in the universe. As a result from the successive sum of three helium nuclei to one carbon nucleus
- chemical element with the symbol Be and atomic number 4. The best known gemstones from it are the emerald and the aquamarine
- a neural particle
Down
- A set of at least two atoms
- A chemical element with atomic number 24, symbol Cr. Its single element is a transition metal
- Silver is the chemical element with atomic number 47, symbol Ag. Between copper and gold. Hardly or not oxidisable in air, all three are used to mint coins
- a molecule associated with an element
- An altomic element with atomic number 19, symbol K, alkali metal found in potash
- A chemical element with atomic number 26, symbol Fe. The simple body is the most common ferromagnetic metal and material in everyday life, most frequently made of various alloys
- A chemical element with atomic number 56, symbol Ba. Properties similar to those of lime
- A chemical element with atomic number 20, symbol Ca. It is the fifth most profuse element in the earth’s crust
- A negatively charged particle
- A chemical element with atomic number 3, symbol Li. It is an alkali metal
21 Clues: a neural particle • a positive particle • the center of an atom • A set of at least two atoms • A negatively charged particle • a molecule associated with an element • A chemical element with atomic number 3, symbol Li. It is an alkali metal • An altomic element with atomic number 19, symbol K, alkali metal found in potash • ...
chemistry 2021-12-10
Across
- positive charge
- not shiny
- shiny
- one or more substances are formed
- shows how mnay molecules are there
- new solid is formed
- the substance changes to a unsual color
- neutral charge
- no new substances are formed
Down
- shatters easily
- can be bent or hammered into a sheet
- small number
- electricity and heat dont pass through
- changes temp not by an outside source
- can be pulled into a wire
- bubbling or steaming
- electricity pass through
- begins to glow or sparkle
- smallest part of an element
- negaitave charge
20 Clues: shiny • not shiny • small number • neutral charge • shatters easily • positive charge • negaitave charge • new solid is formed • bubbling or steaming • electricity pass through • can be pulled into a wire • begins to glow or sparkle • smallest part of an element • no new substances are formed • one or more substances are formed • shows how mnay molecules are there • ...
CHEMISTRY 2022-01-04
Across
- It is used to hold small amounts of material.
- It is used to rinse various pieces of laboratory equipment.
- An instrument for measuring and indicating temperature.
- If the proton# and electron# is equal than the atom is ?
- A lamp that burns volatile spirits
- If the proton#<electron# than the charge of ion is?
- To seperate immiscible liquids
- An iron tripod placed over a fire.
- It’s for swirling liquids by hand.
- It’s used to mix or stir liquids, chemical.
- For crush and ground.
Down
- Proton number+Neutron number=?
- It is for delivering accurate volumes of a liquid.
- Z is the symbol for it
- A simple container for mixing and heating.
- If the proton#>electron# than the charge of ion is?
- Atomic number-Proton number=?
- For measure the volume of liquids.
- To take small quantities of solid chemicals.
- To hold material for use in experiments.
20 Clues: For crush and ground. • Z is the symbol for it • Atomic number-Proton number=? • Proton number+Neutron number=? • To seperate immiscible liquids • A lamp that burns volatile spirits • For measure the volume of liquids. • An iron tripod placed over a fire. • It’s for swirling liquids by hand. • To hold material for use in experiments. • A simple container for mixing and heating. • ...
Chemistry 2022-02-10
Across
- that which has mass and occupies space
- another term for relative molecular mass
- a standard or accepted way of doing or making something
- an atom or molecule or group that has lost or gained one or more electrons
- a close connection joining two or more people
- an empirical method of acquiring knowledge
- a substance that has been dissolved in another substance
- a liquid necessary for the life of most animals and plants
- a reaction accompanied by the release of heat.
- a chain of atoms in a molecule that forms a closed loop
Down
- a very light colorless element that is one of the six inert gasses
- a chemical element with the symbol Mg and atomic number 12.
- a measurement that shows the number of hydrogen atoms that can combine with one atom of a particular chemical element to make a compound
- conforming with the principles or methods used in science
- an elementary particle with negative charge
- organic compounds containing an amino group and a carboxylic acid group
- one of the greatest of the ancient Athenian philosophers
- consisting of uncombined atoms rather than molecules.
- one of two or more atoms with the same atomic number but with different numbers of neutrons
- a type of chemical bonding that involves the electrostatic attraction between oppositely charged ions
- a reaction accompanied by or requiring the absorption of heat.
21 Clues: that which has mass and occupies space • another term for relative molecular mass • an empirical method of acquiring knowledge • an elementary particle with negative charge • a close connection joining two or more people • a reaction accompanied by the release of heat. • consisting of uncombined atoms rather than molecules. • ...
Chemistry 2021-12-30
Across
- Used to pour liquids into any container so they will not be lost or spilled.
- Used for moving small amounts of solid from place to place.
- Used to wash or rinse other containers
- it's necessary to measure the temperature of the required solution
- Used for heating substances that need to be heated evenly. The bulbed bottom allows the heat to distribute through the liquid more evenly.
- Used for picking up and moving small objects.
- Used to hold and heat liquids.
- For separating layers of immiscible liquids or for dropping liquids.
- Used for moving small amounts of liquid from place to place
- Used to grind chemicals to powder
Down
- Used to stir liquids. They are usually made of glass.
- Used to hold solids when being weighed or transported. when you need to see something in the chemicals.
- Used to heat, mix, and store liquids
- İt's made up of porcelain and are used to store and heat substances when required to be heated at high temperatures since glassware are not always suitable for such high heat involving experiments.
- Used to hold test tubes while heating.
- Used to measure the volumes of liquids.
- Used in titrations to measure precisely how much liquid has been delivered.
- Used to measure one specific volume in mixing accurate solutions
- that is used to produce a magnified image of an object
- Used for storing, mixing, and heating small amounts of chemicals.
20 Clues: Used to hold and heat liquids. • Used to grind chemicals to powder • Used to heat, mix, and store liquids • Used to wash or rinse other containers • Used to hold test tubes while heating. • Used to measure the volumes of liquids. • Used for picking up and moving small objects. • Used to stir liquids. They are usually made of glass. • ...
Chemistry 2022-05-03
Across
- greenhouse gas
- benzene
- going same speed in both directions
- rust
- CH4
- methane
- C6H6
- alternating single and double bonds with high stability
- contains carbon and hydrogen
- two atoms getting together
- how atoms combine
Down
- negative charge in atom
- how fast an atom holds its electrons
- used in batteries
- Fe2O3
- really large number of atoms or molecules
- study of rates of reactions
- first element
- makes balloons stay up
- makes reaction faster without getting used up
20 Clues: CH4 • rust • C6H6 • Fe2O3 • benzene • methane • first element • greenhouse gas • used in batteries • how atoms combine • makes balloons stay up • negative charge in atom • two atoms getting together • study of rates of reactions • contains carbon and hydrogen • going same speed in both directions • how fast an atom holds its electrons • really large number of atoms or molecules • ...
Chemistry 2022-04-22
Across
- A small plastic vial contained in the analyzer where the analyte is measured
- Device used to transfer plasma or serum from one tube to another
- Unit of centrifugal force
- The anticoagulant contained in green top tubes
- The liquid component of anticoagulated blood which spins to the top after centrifugation
- Immunoassay instrument which is used to run PCT and IOPTH
- Ions in the blood measured by the IMT sensor
- When a known standard is tested to determine or adjust an analytical measurement
- Increases in this analyte indicate damage to heart tissue
- Reactant used in the measurement of some enzymes which absorbs at 340 nm
- May be increased in diabetes mellitus
- A clinically significant abnormal value that must be called to the patient's unit or physician
Down
- This point-of-care chemistry analyzer measures blood gases and basic metabolic panels from whole blood using a cartridge
- The main chemistry analyzer at Cottage, PDL has three of them
- Middleware for Siemens chemistry analyzers
- Graph used to monitor QC values relative to the mean over time.
- Relates to the concentration of dissolved ions in blood or urine
- The reproducibility of a set of values, indicated by variance
- Cloudiness in a specimen due to high levels of lipids
- May be cause for rejection of a specimen, interferes with K and AST
- Part of an analyzer which aspirates sample or reagent
- The maximum acceptable difference between two measurements of the same analyte on the same sample (abbreviated)
- Corrective action must be taken if a QC value is this distance from the mean
- Performed when concentration of an analyte is greater than the analytical measurement range
24 Clues: Unit of centrifugal force • May be increased in diabetes mellitus • Middleware for Siemens chemistry analyzers • Ions in the blood measured by the IMT sensor • The anticoagulant contained in green top tubes • Cloudiness in a specimen due to high levels of lipids • Part of an analyzer which aspirates sample or reagent • ...
Chemistry 2022-04-26
Across
- element with atomic number of 19
- dispersed in water
- element with atomic number of 2
- element with atomic number of 4
- element with atomic number of 17
- a substance with increased hydrogen ion
- a solid that forms
- heating or application of an electric current
- element with atomic number of 13
- a compound made from an acid and a base
- produces a flame
- 2 molecules
- the SI base unit for the amount of a substance
- not dispersed in water
- element with atomic number of 1
- element with atomic number of 8
Down
- element with atomic number of 6
- element with atomic number of 11
- a substance with decreased hydrogen ion
- element with atomic number of 9
- element with atomic number of 3
- the process of forming a solid
- element with atomic number of 84
- watery or containing water
- element with atomic number of 7
25 Clues: 2 molecules • produces a flame • dispersed in water • a solid that forms • not dispersed in water • watery or containing water • the process of forming a solid • element with atomic number of 6 • element with atomic number of 2 • element with atomic number of 9 • element with atomic number of 4 • element with atomic number of 3 • element with atomic number of 7 • ...
Chemistry 2022-02-14
Across
- Third element
- Si
- Process that releases heat energy
- 47 protons
- 8 neutrons
- 6th element
- Gas we breathe in
- Amount of space an object occupies
- Something that occupies space and has mass
- Process that absorbs heat
- Symbol for Gold
- Atomic number
- Amount of matter in a certain space
Down
- Change resulting from formation of new substances
- Change that affects the shape or phase
- Visual representation of Data
- Amount of matter in an object
- H20
- Mn
- 54th element
- Protons
- Substance that results from chemical reaction
- Number of protons in neutral atom
- Smallest unit of matter
- Sodium
- Substant that takes part in chemical reaction
26 Clues: Si • Mn • H20 • Sodium • Protons • 47 protons • 8 neutrons • 6th element • 54th element • Third element • Atomic number • Symbol for Gold • Gas we breathe in • Smallest unit of matter • Process that absorbs heat • Visual representation of Data • Amount of matter in an object • Process that releases heat energy • Number of protons in neutral atom • Amount of space an object occupies • ...
CHEMISTRY 2022-05-12
Across
- quantity of matter
- number of protons
- increases the rate of a reaction
- si unit of energy
- m
- salt
- technique of heating a liquid
Down
- dissolves a solute
- solids in a liquid are removed
- unit of element
- turn litmus blue
- turns litmus red
- the name of the class
- type of gas on periodic table
- unit of temperature
- two bonds paired together
- ion that is positivly charged
- turns into a solid
- solution with a little solute
- middle of periodic table
20 Clues: m • salt • unit of element • turn litmus blue • turns litmus red • number of protons • si unit of energy • dissolves a solute • quantity of matter • turns into a solid • unit of temperature • the name of the class • middle of periodic table • two bonds paired together • type of gas on periodic table • ion that is positivly charged • solution with a little solute • technique of heating a liquid • ...
Chemistry 2022-05-15
Chemistry 2023-10-02
Across
- Ability of a substance to conduct electricity.
- Basic unit of matter composed of protons, neutrons, and electrons.
- Substance made of two or more different elements chemically combined.
- Substance that cannot be broken down into simpler substances by chemical means.
- Amount of matter in an object.
- Substance that participates in a chemical reaction.
- State of matter such as solid, liquid, or gas.
- Homogeneous mixture of two or more substances.
- Tabular arrangement of chemical elements.
- Connection between atoms in a molecule.
Down
- Substance formed as a result of a chemical reaction.
- Substance that speeds up a chemical reaction without being consumed in the process.
- Substance with a pH less than 7, often corrosive and sour in taste.
- Chemical compound composed of two or more atoms bonded together.
- Atom or molecule with an electric charge.
- Measure of the average kinetic energy of particles in a substance.
- Substance with a pH greater than 7, often bitter and slippery in feel.
- Process in which atoms are rearranged to create new substances.
- Number of bonds an atom can form with other atoms.
- State of matter with no definite shape or volume.
20 Clues: Amount of matter in an object. • Connection between atoms in a molecule. • Atom or molecule with an electric charge. • Tabular arrangement of chemical elements. • Ability of a substance to conduct electricity. • State of matter such as solid, liquid, or gas. • Homogeneous mixture of two or more substances. • State of matter with no definite shape or volume. • ...
Chemistry 2023-09-13
Across
- any source of potential damage, harm or adverse health effects on something or someone
- of, relating to, or exhibiting the methods or principles of science
- a request for information
- a flask having a wide base, narrow neck, and conical form, convenient in laboratory experimentation for swirling liquids by hand.
- the pursuit and application of knowledge and understanding of the natural and social world following a systematic methodology based on evidence
- transitions from one state to another
- lab glass or plasticware used to prepare a solution
- a well-substantiated explanation of an aspect of the natural world that can incorporate laws, hypotheses and facts
- a property of matter that depends only on the type of matter in a sample and not on the amount
- the ability of a substance to interact chemically with a second substance
- a statement that the volume occupied by a fixed amount of gas is directly proportional to its absolute temperature, if the pressure remains constant
Down
- a characteristic of a substance that can be observed or measured without changing the identity of the substance
- capable of being easily ignited and of burning quickly
- an assumption, an idea that is proposed for the sake of argument so that it can be tested to see if it might be true
- the ability of a substance to undergo a specific chemical change
- a property that depends on the amount of matter in a sample
- a basic law in chemistry describing the behavior of a gas held at a constant temperature
- anything that takes up space and can be weighed
- a change of materials into another, new materials with different properties and one or more than one new substances are formed
- capable of destroying solid materials. tending to eat away or consume
20 Clues: a request for information • transitions from one state to another • anything that takes up space and can be weighed • lab glass or plasticware used to prepare a solution • capable of being easily ignited and of burning quickly • a property that depends on the amount of matter in a sample • the ability of a substance to undergo a specific chemical change • ...
Chemistry 2024-01-17
Across
- A positively charged ion.
- The generic term given to elements that are brittle and dull.
- Elements that have a different number of neutrons.
- A negatively charged ion.
- The name of the elements in group 1.
- A negatively charged particle.
- This group is the most reactive and includes fluorine.
- The _____ number changes because isotopes have varying amounts of neutrons.
- Any particle that contains a charge.
- Electrons in the outermost shell of an atom.
- _______ Metals are the given name to this group of elements that have 2 ve- and a +2 charge.
- These metals solely make up the f-block.
- The new substances formed as a result of a chemical reaction.
- The elements that are located in 3A.
Down
- _____ Metals that make up the d-block.
- The center of an atom that is positively charged.
- A positively charged particle.
- These elements have the group number 16.
- An element's _____ is based on how many electrons it gains or loses.
- The name of this non-reactive group, full octet.
- Only a select few elements are lucky enough to have characteristics of metals and nonmetals.
- The generic term given to elements that are ductile and malleable.
- The branch of chemistry that deals with the quantitative relationships between reactants and products in chemical reactions.
- A substance formed when two or more elements chemically combine in fixed ratios.
- A substance that increases the rate of a chemical reaction without itself being consumed in the process.
- The area outside of the nucleus where the electrons reside.
- A particle without a charge, electrically neutral.
- The substances present at the beginning of a chemical reaction that undergo change to form products.
- A process in which substances undergo chemical changes to form new substances.
- A pure substance made up of only one type of atom, characterized by its unique atomic number.
- The name of the elements that have 5 valence electrons
31 Clues: A positively charged ion. • A negatively charged ion. • A positively charged particle. • A negatively charged particle. • The name of the elements in group 1. • Any particle that contains a charge. • The elements that are located in 3A. • _____ Metals that make up the d-block. • These elements have the group number 16. • These metals solely make up the f-block. • ...
Chemistry 2023-09-22
Across
- ability to be hammered without shattering
- a well educated guess
- non numerical data
- type of electron on outermost energy level
- thickness of a liquid
- total of protons and neutrons in the nucleus
- most reactive element in group 7A
- a positively charged ion
- ability of a substance to react
- positively charged particle in the nucleus
- a mixture that the different parts cant be seen
- a neutrally charged particle in an atom
- type of chemical bond that shares electrons
- variable that is measured and directly effected by the independent
- a negatively charged ion
- type of chemical bond that transfers electrons
Down
- number of protons in an atom
- a negatively charged particle in an atom
- numerical data
- when on substance is dissolved into another
- variable in an experiment that is purposely changed
- the center of an atom that is positively charged
- a mixture that the different parts can be seen
- ability to allow heat and electricity to flow
- most reactive element in group 1A
25 Clues: numerical data • non numerical data • a well educated guess • thickness of a liquid • a positively charged ion • a negatively charged ion • number of protons in an atom • ability of a substance to react • most reactive element in group 7A • most reactive element in group 1A • a neutrally charged particle in an atom • a negatively charged particle in an atom • ...
Chemistry 2023-11-01
Across
- Substances capable of donating protons (H⁺ ions), typically characterized by a low pH, a sour taste, and the ability to turn litmus paper red.
- The specific arrangement and types of elements or substances that make up a material, mixture, or compound.
- A rapid chemical reaction between a fuel and oxygen, resulting in the release of heat, light, and the formation of carbon dioxide and water.
- Pertaining to the properties and characteristics of individual building blocks of matter.
- Mathematical representations of chemical reactions, showing the reactants and products involved.
- A measure of the amount of substance in an object, often expressed in units such as grams or kilograms.
- The forces that hold together two or more atoms, creating compounds or molecules.
- A substance that combines more than one metal or mixes a metal with other non-metallic elements.
- Alterations in the physical or chemical properties of substances, which can be classified as physical (no change in composition) or chemical (involving a change in composition).
- The smallest units of compounds, formed when two or more atoms bond together.
- Another state of matter, with a fixed volume but no fixed shape, where particles flow and are loosely packed.
- The gradual degradation of materials, often metals, due to chemical reactions with their environment, resulting in the formation of compounds on the material's surface.
- The new substances resulting from a chemical reaction, formed from the transformation of reactants.
- A substance whos atoms all have the same number of protons
Down
- The property of a material, particularly metals, that allows them to be drawn into thin wires without breaking.
- Positively charged subatomic particles found in an atom's nucleus, contributing to its atomic number.
- The state of matter with a definite shape and volume, where particles are closely packed and have limited mobility.
- A distinct compound or substance
- The substances that initiate a chemical reaction, undergoing transformation into products.
- The biological process by which plants and certain microorganisms convert carbon dioxide and water into energy-rich molecules (glucose) and oxygen using sunlight.
- A combination of different substances physically mixed together, without a chemical bond, which can be homogeneous or heterogeneous.
- The fundamental building blocks of matter, consisting of a nucleus with protons and neutrons, orbited by electrons.
- Subatomic particles with no electric charge, located in an atom's nucleus, contributing to its mass.
- A homogeneous mixture of one or more substances (solutes) dissolved in a solvent, often with uniform properties.
- One of the states of matter, characterized by particles with high energy and random motion, taking the shape of their container.
- A process that leads to the chemical transformation of one set of chemical substances into another.
- The reddish-brown substance formed on the surface of iron or steel when exposed to oxygen and moisture, primarily composed of iron oxide.
- The quality of being shiny and reflective, often associated with materials like metals.
- A category of elements known for their electrical conductivity, malleability, and often lustrous appearance.
29 Clues: A distinct compound or substance • A substance whos atoms all have the same number of protons • The smallest units of compounds, formed when two or more atoms bond together. • The forces that hold together two or more atoms, creating compounds or molecules. • The quality of being shiny and reflective, often associated with materials like metals. • ...
Chemistry 2023-10-31
Across
- the Varible that you measure
- The process of turning water and carbon dioxide to sugar.
- The variable that you keep the same for a fair test results
- What colour is it?
- Does it allow electricity to flow through it?
- Under 7pH
- Iron rusting is a
- is it shiny or dull?
- The form that water takes as it evaporates up to the sky
- Takes the shape of anything it is put in
- There are 118 of them
- Everything is made of this.
- The Variable that you change
- Mass per volume
Down
- Two elements put together
- For its size, how heavy is it?
- Crumpling paper is a
- 1 Element alone
- Is a fixed volume that using physical force can change shape
- How close your results are to each other
- Is it a solid liquid or gas at 20 degrees celsius
- Dissolver
- Smallest thing in the world
- Made of silver and Copper
- How close your results are to the truth
- How strong an element is
26 Clues: Dissolver • Under 7pH • 1 Element alone • Mass per volume • Iron rusting is a • What colour is it? • Crumpling paper is a • is it shiny or dull? • There are 118 of them • How strong an element is • Two elements put together • Made of silver and Copper • Smallest thing in the world • Everything is made of this. • the Varible that you measure • The Variable that you change • ...
Chemistry 2024-04-09
Across
- outside the nucleus and contain the electrons
- it could lose 1 electron or gain 7 and are highly reactive
- building block of matter
- protons+Neutrons
- subatonic particles with a neutral charge
- a verticle column on the periodic table
- russian chemist
- a group of atoms held together held together by a covalent bonding that acts as an independent unit
- small,very dense, has a positive charge, and has all the mass
- a horizontal column on the periodic table
- electrons in the outermost energy level
- subatonic particles with a positive charge
Down
- do not react
- atoms of one type
- number of protons and electrons
- a chemical bond formed when two atoms share one or more pairs of valence electrons
- a one or two letter abbreviation derived from the elementś English or Latin name
- subatonic particles with a negative charge
- Elements common name
- protons,neutrons, and electrons
20 Clues: do not react • russian chemist • protons+Neutrons • atoms of one type • Elements common name • building block of matter • number of protons and electrons • protons,neutrons, and electrons • a verticle column on the periodic table • electrons in the outermost energy level • subatonic particles with a neutral charge • a horizontal column on the periodic table • ...
Chemistry!!! 2024-09-23
Across
- a series of steps used by scientists to determine a conclusion to a question or problem
- a type of flask used to contain one specific volume of a solution
- a type of limit for an instrument where is it possible to actually measure the concentration of an unknown
- the name of the range where signal response is proportional to concentration
- a statistical test used to determine whether or not two means are statistically similar
- a technique where water is added to a solution to decrease its concentration
- a plot of instrument response as a function of analyte concentration used to predict concentrations of unknowns
- a type of uncertainty is used when multiplication or division is used for error propagation
- a type of error that is caused by humans and must be corrected for as it is not an experimental error
- a measure of clustering about the mean
- an instrument used to dispense one known volume of a solution
- a statistical test used to determine whether or not an outlier should be removed
- a series of dilutions where each successive solution is more dilute than the prior
- the name of the range where instrument response is not linearly proportional to the change in concentration
- an instrument used to measure the mass of a substance with precision
- a type of mathematics used to examine the probability of an event occuring
- a type of error that is inconsistent and cannot be corrected for
- a type of limit of an instrument where it is only possible to qualitatively determine the presence of an unknown
- samples or mixtures with an even, uniform distribution
Down
- the compound being measured in a sample
- something that should be done to all instruments and glassware before using them to make measurements; this typically depends on the ambient temperature for glassware
- a manufacturer’s indication of the degree to which an instrument or glassware is able to be precise to
- a statistical test used to determine whether or not two standard deviations are statistically similar
- an instrument used to quickly measure masses with less precision
- an instrument used in titrations due to its ability to dispense a known volume
- a measure of how close the values in a data set are to other values in the data set
- everything in a sample except for what is being measured
- samples or mixtures with an uneven, or non-uniform distribution
- a type of uncertainty typically caused by the electrical components of an instrument
- the average value of a data set
- a type of calibration used when there is an expectation of a significant matrix effect
- the likelihood that an event will occur
- a type of error that is consistently produced and can be corrected for
- the statistical probability that a true value lies in a specific range of values
- a type of flask used to contain different volumes, and is usually most beneficial when heating substances
- a type of distribution that is associated with a bell-curve and represents a standard distribution confidence interval the range of values at which it is statistically likely that a true value will be in
- an instrument used to dispense microliters of a solution
- a type of uncertainty is used when addition or subtraction is used for error propagation
- a measure of how close the values in a data set are to a true value
39 Clues: the average value of a data set • a measure of clustering about the mean • the compound being measured in a sample • the likelihood that an event will occur • samples or mixtures with an even, uniform distribution • everything in a sample except for what is being measured • an instrument used to dispense microliters of a solution • ...
chemistry 2024-05-20
Across
- unit of energy/heat
- abrivieates to K
- a positive on table I
- lithium's is 0.534
- name for NO2 negative
- ten to the -3 prefix
- formula of hydrochloric acid
- ion that always forms soluble solutions
- 101.3 of them is stp
- heat of
- name for a hydrocarbon with a triple bond
Down
- symbol is a n
- appears blue with a pH of 8
- atomic number of tin
- a negative on Table I
- functional group with a nitrogin on the end
- prefix for 5 carbon atoms
- boiling point of this substance is 79 degrees
- heat of
- formula for sodium hydroxide
- functional group with a nitrogin in the middle
- name for a hydrocarbon with a double bond
- is more reactive than Al and less reactive than Na
- name for a hydrocarbon with single bonds
- half-lifet the half life of gold is measured in
25 Clues: heat of • heat of • symbol is a n • abrivieates to K • lithium's is 0.534 • unit of energy/heat • atomic number of tin • ten to the -3 prefix • 101.3 of them is stp • a negative on Table I • a positive on table I • name for NO2 negative • prefix for 5 carbon atoms • appears blue with a pH of 8 • formula for sodium hydroxide • formula of hydrochloric acid • ion that always forms soluble solutions • ...
chemistry 2024-06-07
Across
- change from a solid to a liquid
- able to be drawn into thin wires
- anything that has mass and takes up space
- number of protons in an element
- way of writing the name of a compound using chemical symbols
- the way a material reflects light
- smallest part of an element that can be identified as that element
- particle that has a positive charge - located in the nucleus of an atom. You can figure out the number of protons by looking at the atomic number of an element.
- state of matter that has no definite shape or volume
- change from a gas to a liquid
- state of matter with a definite shape and volume
- change from a liquid to a solid
- state of matter with a definite volume but no definite shape
Down
- change from a solid directly to a gas
- process in which new substances with new chemical and physical properties are formed
- elements that make up Group 17 in the periodic table
- change from a liquid to a gas at the surface of the liquid
- force of attraction that holds atoms together
- ions with a negative charge
- element that lacks most of the properties of a metal, is not shiny, does not conduct electricity or heat well, is not malleable so it is called brittle or breakable.
20 Clues: ions with a negative charge • change from a gas to a liquid • change from a solid to a liquid • number of protons in an element • change from a liquid to a solid • able to be drawn into thin wires • the way a material reflects light • change from a solid directly to a gas • anything that has mass and takes up space • force of attraction that holds atoms together • ...
chemistry 2024-06-08
Across
- : menampung ampuran kimia
- : mengukur derajat keasaman
- : mencampur mengukur, dan menyimpan cairan
- : untuk menghancurkan atau menghaluskan zat
- : timbangan mengukur bahan kimia
- : menghitung waktu saat melakukan uji sampel
- : membuat ozon dalam lab
- : penutup gelas kimia saat proses pemanasan
- : membakar zat
- : membuat suatu zat menjadi abu
- : tempat menyimpan tabung reaksi
- : titrasi dengan presisi tinggi
- : memindahkan volume cairan yang telah terukur
- saring : menyaring larutan kimia yang memiliki endapan
Down
- : mengukur massa jenis
- :menyedot larutan
- : mengambil benda kecil
- : penahan kawat kasa
- : mengukur suhu suatu benda
- : menyimpan bahan kimia bersifat asam tinggi
- : melihat benda benda mikroskopis
- : saat memasukkan cairan kimia agar tidak tumpah
- : mengukur volume larutan 10-20 ml
- : menahan beaker
- : menyimpan sampel bebas air
- : pasangan mortar
- : mengeringkan peralatan
- : memisahkan komponen fase pelarut
- : mengamati kenaikan atau turunnya suhu
- : mendinginkan cairan panas
30 Clues: : membakar zat • : menahan beaker • :menyedot larutan • : pasangan mortar • : penahan kawat kasa • : mengukur massa jenis • : mengambil benda kecil • : membuat ozon dalam lab • : mengeringkan peralatan • : menampung ampuran kimia • : mengukur suhu suatu benda • : mengukur derajat keasaman • : mendinginkan cairan panas • : menyimpan sampel bebas air • : membuat suatu zat menjadi abu • ...
Chemistry 2024-09-05
Across
- Weak acids or bases that can react with strong acids or bases to prevent sharp, sudden changes in pH.
- Substance that speeds up the rate of chemical reactions without being consumed by the reaction
- Any compound that releases H+ ions into the solution
- Small chemical unit that makes up a polymer
- Acids: Macromolecule containing hydrogen, oxygen, nitrogen, carbon, and phosphorous
- Holds together atoms in a compound
- Energy needed to get a reaction started
- indicate the concentration of H+ ions in a solution
- Atoms of the same element that differ in the number of neutrons they contain
- The basic unit of matter
- Compound with an amino group on one end and a carboxyl group on the other end
- Type of mixture in which all the components are evenly distributed
- The center of the atom, formed of protons and neutrons
- Attraction between molecules of the same substance
- Sharing of electrons
- The elements or compounds produced by a chemical reaction
- The substance that dissolves the solute
- Material composed of two or more elements or compounds that are physically mixed together but not chemically combined
- Elements or compounds that engage in a chemical reaction
- Subunit of which nucleic acids are composed; made up of 5-carbon sugar, a phosphate group, and a nitrogenous base
Down
- Compound made of carbon, hydrogen, and oxygen atoms; major source of energy to the body
- reactant of the enzyme-catalyzed reaction
- Slight attraction that develops between oppositely charged regions of nearby molecules
- Mixtures of water and nondissolved material
- The attraction between a hydrogen atom with a partial positive charge and another atom with a partial negative charge
- Formed when one or more electrons are transferred
- Attraction between molecules of different substances
- Protein catalysts that speeds up the rate of a specific biological reaction
- Macromolecules that are made mostly from carbon and hydrogen atoms; includes fats, oils, and waxes. not soluble in water
- macromolecule that contains carbon, hydrogen, oxygen, and nitrogen; needed by the body Mor growth and repair
- The amount of energy needed to raise its temperature by making its molecules move faster
- A process that changes, or transforms, one set of compounds into another
- Pure substance that consists entirely of one type of atom
- Negatively and positively charged atoms
- A compound that produces OH- ions in a solution
- Substance formed by the chemical combination of two or more elements in definite proportions
- Molecule composed of many monomers; makes up a macromolecule
- The substance that is dissolved
- Structure that results when atoms joined together by a covalent bond
- Negatively charged particle
40 Clues: Sharing of electrons • The basic unit of matter • Negatively charged particle • The substance that is dissolved • Holds together atoms in a compound • Energy needed to get a reaction started • Negatively and positively charged atoms • The substance that dissolves the solute • reactant of the enzyme-catalyzed reaction • Mixtures of water and nondissolved material • ...
Chemistry 2024-09-05
Across
- Attraction between molecules of the same substance
- A process that changes, or transforms, one set of compounds into another
- Small chemical unit that makes up a polymer
- The amount of energy needed to raise its temperature by making its molecules move faster
- Mixtures of water and nondissolved material
- A compound that produces OH- ions in a solution
- The center of the atom, formed of protons and neutrons
- Formed when one or more electrons are transferred
- The substance that dissolves the solute
- The basic unit of matter
- Molecule composed of many monomers; makes up a macromolecule
- Protein catalysts that speeds up the rate of a specific biological reaction
- Subunit of which nucleic acids are composed; made up of 5-carbon sugar, a phosphate group, and a nitrogenous base
- Structure that results when atoms joined together by a covalent bond
- The attraction between a hydrogen atom with a partial positive charge and another atom with a partial negative charge
- Weak acids or bases that can react with strong acids or bases to prevent sharp, sudden changes in pH.
- Pure substance that consists entirely of one type of atom
- Material composed of two or more elements or compounds that are physically mixed together but not chemically combined
- Elements or compounds that engage in a chemical reaction
- Slight attraction that develops between oppositely charged regions of nearby molecules
Down
- Compound with an amino group on one end and a carboxyl group on the other end
- reactant of the enzyme-catalyzed reaction
- Negatively charged particle
- The substance that is dissolved
- Sharing of electrons
- Substance that speeds up the rate of chemical reactions without being consumed by the reaction
- Negatively and positively charged atoms
- Substance formed by the chemical combination of two or more elements in definite proportions
- Energy needed to get a reaction started
- indicate the concentration of H+ ions in a solution
- Atoms of the same element that differ in the number of neutrons they contain
- Compound made of carbon, hydrogen, and oxygen atoms; major source of energy to the body
- Holds together atoms in a compound
- Attraction between molecules of different substances
- Macromolecules that are made mostly from carbon and hydrogen atoms; includes fats, oils, and waxes. not soluble in water
- Macromolecule containing hydrogen, oxygen, nitrogen, carbon, and phosphorous
- Type of mixture in which all the components are evenly distributed
- macromolecule that contains carbon, hydrogen, oxygen, and nitrogen; needed by the body Mor growth and repair
- The elements or compounds produced by a chemical reaction
- Any compound that releases H+ ions into the solution
40 Clues: Sharing of electrons • The basic unit of matter • Negatively charged particle • The substance that is dissolved • Holds together atoms in a compound • Negatively and positively charged atoms • Energy needed to get a reaction started • The substance that dissolves the solute • reactant of the enzyme-catalyzed reaction • Small chemical unit that makes up a polymer • ...
Chemistry 2024-06-04
Across
- Group of non-metal elements including fluorine and chlorine.
- Substance that changes color in the presence of an acid or base.
- Element that is typically hard, shiny, and conducts electricity.
- Type of separation using a magnet.
- Measure of how easily a substance undergoes a chemical reaction.
- Change from solid to liquid.
- Reaction where a more reactive element replaces a less reactive one.
- Process that uses electricity to split compounds.
- Regular arrangement of particles.
- Change from liquid to solid.
- Substance that accepts hydrogen ions.
- metals, Elements that are usually gases or brittle solids and poor conductors.
- Product of a reaction between an acid and a base.
- Basic unit of a chemical element.
- Solid, liquid, and gas.
- An attraction between atoms to form molecules.
- particles, Protons, neutrons, and electrons.
- Substance that donates hydrogen ions.
- Positively charged ion.
- Loss of electrons in a reaction.
- State of matter with a definite shape and volume.
- Lightweight, silvery metal often used in cans.
- Negatively charged ion.
- ion, Negatively charged ion (OH⁻).
- Positively charged particle in the nucleus.
- Process of dividing substances.
- shell, Regions around the nucleus where electrons are found.
- Technique to determine the concentration of a solution.
- Process where solid forms from a solution.
- gases, Inert elements like helium and neon.
- Change from gas to liquid.
Down
- Technique for separating mixtures based on movement through a medium.
- scale, Measure of acidity or alkalinity.
- Process of removing something.
- Change from solid directly to gas.
- Reaction between an acid and a base.
- Type of attraction between charged particles.
- State of matter that expands to fill its container.
- Particle orbiting the nucleus with a negative charge.
- Soluble base.
- Electrons in the outer shell of an atom.
- Process of converting waste into reusable material.
- Gain of electrons in a reaction.
- furnace, Huge oven used to extract iron from its ore.
- Center of an atom containing protons and neutrons.
- Slow vaporization of a liquid.
- Change from gas directly to solid.
- Anything that has mass and takes up space.
- number, Total number of protons and neutrons in an atom.
- Process of removing solids from liquids or gases.
- Separation technique based on boiling points.
- Rock that contains a valuable metal.
- Rapid vaporization of a liquid.
- Charged particle formed when an atom gains or loses electrons.
- State of matter that flows and takes the shape of its container.
- ion, Positively charged ion (H⁺).
- Neutral particle in the nucleus.
- Atoms of the same element with different numbers of neutrons.
- Process where liquid turns into gas.
- Negatively charged subatomic particle.
- Large structure with many atoms bonded together.
- number, Number of protons in an atom.
- Element found in all living things.
63 Clues: Soluble base. • Solid, liquid, and gas. • Positively charged ion. • Negatively charged ion. • Change from gas to liquid. • Change from solid to liquid. • Change from liquid to solid. • Process of removing something. • Slow vaporization of a liquid. • Rapid vaporization of a liquid. • Process of dividing substances. • Gain of electrons in a reaction. • Loss of electrons in a reaction. • ...
Chemistry 2024-12-12
Across
- state of matter with definite shape and volume
- process where liquid changes into a gas
- smallest unit of an element
- starting substances in a chemical reaction
- relating reactants and products in reactions
- process where gas changes into a liquid
- two or more atoms bonded together
- single compound breaks down into elements
- process where solid changes into liquid
- bond where atoms share electrons
- neutral particle in an atom nucleus
Down
- substances formed in a chemical reaction
- state of matter with volume but no fixed shape
- a state of matter with no fixed shape or volume
- negatively charged particle orbiting the nucleus
- process where liquid changes into a solid
- positively charged particle in an atom nucleus
- substance that cannot be broken down further
- bond where atoms transfer electrons
- atom or molecule with a net electric charge
- unit of measurement where grams equal element amu
21 Clues: smallest unit of an element • bond where atoms share electrons • two or more atoms bonded together • bond where atoms transfer electrons • neutral particle in an atom nucleus • process where liquid changes into a gas • process where gas changes into a liquid • process where solid changes into liquid • substances formed in a chemical reaction • ...
Chemistry 2024-12-11
Across
- chart that displays all the elements
- stirring or mixing
- how much of something is present
- a homogeneous mixture
- Scattering of light by dispersed particles
- unit of measure in chemistry equal to 6.02x10^23
- the amount of space something takes up
- standard temperature and pressure
- average kinetic energy
Down
- number of protons in an atom
- average kinetic energy of a sample of matter
- matter can't be created or destroyed
- When no more solute can be dissolved in the solvent
- kiloPascal
- organized body of data
- subatomic particle that orbits the nucleus
- area of the surface exposed
- subatomic particle in nucleus with no charge
- atom charged positively or negatively
- smallest indivisible particle
20 Clues: kiloPascal • stirring or mixing • a homogeneous mixture • organized body of data • average kinetic energy • area of the surface exposed • number of protons in an atom • smallest indivisible particle • how much of something is present • standard temperature and pressure • matter can't be created or destroyed • chart that displays all the elements • ...
Chemistry 2024-11-26
21 Clues: hello • hello8 • hello9 • hello3 • hello7 • hello5 • hello1 • hello6 • hello2 • hello19 • hello12 • hello16 • hello10 • hello17 • hello15 • hello11 • hello20 • hello13 • hello14 • hello18 • hello21
chemistry 2024-05-07
Across
- solution is boiled to separate liquids
- the temperature at which the EVP is equal to standard atmospheric pressure
- the change in heat of the products from the reaction
- the study of how heat is converted to and from other forms of energy and how its affects matter
- mass the mass of an atom given in amu
- the temperature and pressure at which the soil, liquid, and gas from a s substance coexist
- an arbitrary measuring system that selects one thing to be the standard, then all other things are measured according to that standard
- the ability of a substance to combine with or change into one ore more other substances
- a mixture containing particles that settle out if left undisturbed
- the species produced when a base accepts a hydrogen ion from an acid
- the overall energy change that occurs during the formation of solution
- the point on a phase diagram in which two phases of a substance become indistinguishable from each other
- used when the solute is wanted, but not the solvent
Down
- a characteristic that can be observed or measured without changing the sample's composition
- property a physical property that depends on the number of solute of solute particles present not upon their identity
- pressure exerted on the surface of the earth by the weight of the gases in the earth's atmosphere
- the species that results when an acid donates a hydrogen ion to a base
- a compound that can act as either an acid or a base
- reaction when an acid and a base react to form a salt and water
- how close a series of measurements are to each other
20 Clues: mass the mass of an atom given in amu • solution is boiled to separate liquids • a compound that can act as either an acid or a base • used when the solute is wanted, but not the solvent • the change in heat of the products from the reaction • how close a series of measurements are to each other • reaction when an acid and a base react to form a salt and water • ...
Chemistry 2025-02-10
Across
- Any chemical reaction where a substance burns in oxygen to produce light and heat
- A combination of 2 or more elements and compounds
- A form of sugar produce in photosynthesis
- Describes liquids that can be mixed
- The first chemical explosive
- The smallest building blocks of matter
- A simple chemical equation where chemicals are represented by their names
- A simplified representation of solids, liquids and gases
- A solid formed during a chemical change
- An element with a single atom
- Substances made up of only one type of atom
- A substance being dissolved
Down
- Describes the DNA molecule which has 2 strands twisted into a double spiral
- A decrease in size
- A process where 2 liquids or 2 gases mix due to the motion of their particles
- A change that results in a new substance being formed
- Measures the force of the gas particles on the containers walls
- A change of state from solid to gas
- A mixture of metals with other metals or non-metals
- The starting substances in chemical reactions
- Grid like structures of atoms
- A tool that is used to see small things you can't see just by looking
- An electrical switch used in computers to process data quickly
- The minerals rich in metals like copper
24 Clues: A decrease in size • A substance being dissolved • The first chemical explosive • Grid like structures of atoms • An element with a single atom • Describes liquids that can be mixed • A change of state from solid to gas • The smallest building blocks of matter • A solid formed during a chemical change • The minerals rich in metals like copper • ...
Chemistry 2024-11-28
Across
- a contraction of surface active agents; substances that allow oil and water to mix, or emulsify
- an ingredient that brings two normally incompatible materials together and binds them into a uniform and fairly stable mixture
- the substance that is dissolved in a solution
- the substance that dissolves the solute and makes a solution
- subatomic particles with a negative charge
- having an affinity for or an attraction to fat and oils (oil loving)
- an ion with a negative electrical charge
- an ion with a positive electrical charge
- the simplest form of chemical matter
- unstable physical mixtures of undissolved particles in a liquid
- alcohols alcohols that evaporate easily
- a chemical combination of two or more atoms in definite (fixed) proportions
- capable of combining with or attracting water (water loving)
Down
- liquids that are not capable of being mixed together to form stable solutions
- subatomic particles with a positive charge
- subatomic particles with no charge
- a stable, uniform mixture of two or more substances
- liquids that are mutually soluble, meaning that they can be mixed together to form stable solutions
- science that deals with the composition, structures, and properties of matter and how matter changes under different conditions
- any substance that occupies space and has mass (weight)
- an unstable physical mixture of two or more immiscible substances
21 Clues: subatomic particles with no charge • the simplest form of chemical matter • alcohols alcohols that evaporate easily • an ion with a negative electrical charge • an ion with a positive electrical charge • subatomic particles with a positive charge • subatomic particles with a negative charge • the substance that is dissolved in a solution • ...
CHEMISTRY 2025-04-28
Chemistry 2025-05-02
Across
- Bend or shape
- Family of poison gases
- Make solid from two liquids
- Horizontal rows on periodic table
- Lose one or more electrons
- Any charged particle
- New substance produced
- Gain one or more electrons
- Family of non reactive elements
- No new substance produced
- Chemical formula of table salt
Down
- Physical property, rough or smooth
- Reacts strongly in water
- Liquid to gas
- Liquids make a solid
- Change of state
- Formulated periodic table
- Gas to Liquid
- Atomic number
- Vertical columns on periodic table
- Atomic Mass minus atomic number
- Shiny like gold
22 Clues: Bend or shape • Liquid to gas • Gas to Liquid • Atomic number • Change of state • Shiny like gold • Liquids make a solid • Any charged particle • Family of poison gases • New substance produced • Reacts strongly in water • Formulated periodic table • No new substance produced • Lose one or more electrons • Gain one or more electrons • Make solid from two liquids • Chemical formula of table salt • ...
chemistry 2024-10-10
Across
- particle with an atom with a negative charge
- any wave length or frequency able to remove electrons from atoms
- particle within an atom with no charge
- hydrogen bombs use 2 _______ of hydrogen - deuterium,and tritium
- multi low-level radiation sickness
- nuclear core becomes so hot it melts
- The combining of atomic nuclei
- the ______ of a nucleus depends on the ratio of protons to neutrons
- ______ is released when an atom has to many neutrons
- particles of radiation that can be blocked by paper
- amount of radiation exposure
- generates the initial neutrins used for an atomic weapon
- high energy emitted from atoms
Down
- given amount of time needed for half of the sample to decay
- radioactive material that is propelled into the atmosphere
- particle within an atom with a positive charge
- any energy emitted from a source
- rods are collected together into _____
- Prevents overheating
- cluster of fuel; enough concentration of neutrons to sustain a fission reaction
- The splitting of of a nucleus into smaller nuclei
- large atoms become clustered, triggering fission in neighboring atoms
- center point of an atom holding the protons and neutrons
- converts a neutron to a proton
- turns mechanical to electrical energy
25 Clues: Prevents overheating • amount of radiation exposure • The combining of atomic nuclei • converts a neutron to a proton • high energy emitted from atoms • any energy emitted from a source • multi low-level radiation sickness • nuclear core becomes so hot it melts • turns mechanical to electrical energy • rods are collected together into _____ • ...
