chemistry Crossword Puzzles
chemistry 2013-07-31
Across
- a scale for measuring the purity of gold
- able to be stretched into wires
- A mixture of a non-metal and a metal
- the main metal in alloy
- an alloy of iron and carbon
Down
- a list of all the elements
- able to be hammered into new shapes
- a mixture of a base metal and small amounts of other elements
- shines when polished or freshly cut
- shatters when hit
10 Clues: shatters when hit • the main metal in alloy • a list of all the elements • an alloy of iron and carbon • able to be stretched into wires • able to be hammered into new shapes • shines when polished or freshly cut • A mixture of a non-metal and a metal • a scale for measuring the purity of gold • a mixture of a base metal and small amounts of other elements
chemistry 2020-04-27
Chemistry 2020-05-26
Across
- Condensation is the process of a substance in a gaseous state transforming into a liquid state
- the action of becoming larger or more extensive
- a substance formed from 2 or more elements
- turning into a liquid from vapor
- A substance that flows freely
- the intermingling of substances by the natural movement of their particles.
- the smallest particle that exists
Down
- changing directly into a vapor when heated
- a substace made by mixing other substaces
- is the solidification of atoms or molecules into a highly structured form called a crystal
10 Clues: A substance that flows freely • turning into a liquid from vapor • the smallest particle that exists • changing directly into a vapor when heated • a substace made by mixing other substaces • a substance formed from 2 or more elements • the action of becoming larger or more extensive • the intermingling of substances by the natural movement of their particles. • ...
Chemistry! 2021-01-04
10 Clues: all elements • tightly packed • a pure substance • no volume or shape • chemical compounds • a mixture of things • basic unit of matter • central core of an atom • something that allows flow • something joined by chemical bond
Chemistry 2021-01-04
Across
- smallest particle
- the number of protons in the nucleus
- produces negative charge
- the amount of space something takes up
Down
- total amount of protons and neutron
- mass of an atom
- produces positive charge
- anything that has mass and volume
- has the same mass as a proton but no charge
- a bunch of the same atoms grouped together
10 Clues: mass of an atom • smallest particle • produces positive charge • produces negative charge • anything that has mass and volume • total amount of protons and neutron • the number of protons in the nucleus • the amount of space something takes up • a bunch of the same atoms grouped together • has the same mass as a proton but no charge
Chemistry 2020-12-27
10 Clues: (n-1)d 1to9 • sharing of electron's • biodegradable polymer • water softening method • battery used in mobiles • discovered by madam curie • Drugs used to lower fever • which connect two half cells • technique to separate compounds • one of the mostabundantelement from 13 group
chemistry 2019-04-30
Across
- smallest particle of a chemical element
- a tabular arrangement of the chemical elements
- a subatomic particle with the same mass as a proton but without an electric charge
- a stable subatomic particle with negative charge
- any four substances (earth air fire and water)
Down
- two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons
- to make a feature of the world easier to understand
- the emission of energy as electronic waves
- a stable subatomic particle in all atoms
- the central and most important part of an object
10 Clues: smallest particle of a chemical element • a stable subatomic particle in all atoms • the emission of energy as electronic waves • a tabular arrangement of the chemical elements • any four substances (earth air fire and water) • the central and most important part of an object • a stable subatomic particle with negative charge • ...
chemistry 2019-05-29
Across
- It’s in the middle of the atom
- Negative ion
- Grey mass in the sky, made up of very small floating drops of water
- Any of the four substances (earth, water, air, and fire)
- Heavy and positively charged particle
Down
- Tiny and negatively charged particle
- Positive ion
- Not supporting or helping either side in a conflict
- Heavy and neutral particle
- An arithmetical value like 4
10 Clues: Positive ion • Negative ion • Heavy and neutral particle • An arithmetical value like 4 • It’s in the middle of the atom • Tiny and negatively charged particle • Heavy and positively charged particle • Not supporting or helping either side in a conflict • Any of the four substances (earth, water, air, and fire) • ...
Chemistry 2017-02-07
Across
- Anything that takes up space
- something that provides information
- When something changes chemically
- Of the same kind
- The brain of the cell
Down
- When something changes physically
- When water is heated up and rises to become water vapor.
- When 2 elements are combined together
- A thing that is combind of 2 or more substances
- The majority of, not the weight but the ______
10 Clues: Of the same kind • The brain of the cell • Anything that takes up space • When something changes physically • When something changes chemically • something that provides information • When 2 elements are combined together • The majority of, not the weight but the ______ • A thing that is combind of 2 or more substances • ...
chemistry 2017-02-07
Across
- the basic unit of chemical element
- substance that undergoes reactions
- is when something changes but not on the chemical level
- physical substance it occupies space
- the compactness of a substance
Down
- something that can be shaped but not broken
- atoms in a group and are the smallest form of chemical compound that can chemically react
- matter usually large with no specific shape
- how reactive something is
- the rearrangement of atoms in usually one or more substances
10 Clues: how reactive something is • the compactness of a substance • the basic unit of chemical element • substance that undergoes reactions • physical substance it occupies space • something that can be shaped but not broken • matter usually large with no specific shape • is when something changes but not on the chemical level • ...
Chemistry 2017-11-01
Across
- smallest component of an element
- describes the number of moles of the substance per liter of liquid.
- smallest of the particles that make up an atom, and they carry a negative charge.
- a material made up of two or more different substances which are mixed but are not combined chemically
- the minor component in a solution, dissolved in the solvent
- subatomic particle found in the nucleus of every atom. The particle has a positive electrical charge
Down
- homogeneous mixture composed of two or more substances
- the abundance of a constituent divided by the total volume of a mixture
- unit is defined as the amount of a chemical substance that contains as many representative particles
- Substance substances that are made of only one type of atom or only one type of molecule
10 Clues: smallest component of an element • homogeneous mixture composed of two or more substances • the minor component in a solution, dissolved in the solvent • describes the number of moles of the substance per liter of liquid. • the abundance of a constituent divided by the total volume of a mixture • ...
CHEMISTRY 2020-09-24
Across
- A ____ has no definite shape and no definite volume
- Energy is ___ matter
- The fourth state of matter
- ______ consists of several types of matter
- Water and oil are in _____ state
Down
- Liquids don't have definite ______
- There are three _____ of matter
- A table, a student, a pen are all in _____ state
- Everything that has mass and volume
- _______ matter consists of only one type of matter
10 Clues: Energy is ___ matter • The fourth state of matter • There are three _____ of matter • Water and oil are in _____ state • Liquids don't have definite ______ • Everything that has mass and volume • ______ consists of several types of matter • A table, a student, a pen are all in _____ state • _______ matter consists of only one type of matter • ...
Chemistry 2020-10-18
Across
- Type of chemical reaction producing heat.
- Another name for combustion.
- Combustion type due to limited oxygen.
- One of the greenhouse gases.
Down
- Cleaner fuels producing less CO2.
- Combustion creating carbon dioxide.
- Taken from a fire using a fire blanket.
- Variable that is changing in an experiment.
- The colour of a dry powder extinguisher.
- Taken from fire with a water extinguisher.
10 Clues: Another name for combustion. • One of the greenhouse gases. • Cleaner fuels producing less CO2. • Combustion creating carbon dioxide. • Combustion type due to limited oxygen. • Taken from a fire using a fire blanket. • The colour of a dry powder extinguisher. • Type of chemical reaction producing heat. • Taken from fire with a water extinguisher. • ...
Chemistry 2018-03-04
Across
- Make something back to the original state.
- Science that deals with the composition and changes of substances.
- Something you can put back into a previous state.
- A mixture of 2 or more substances
- If something breaks down and is absorbed in a liquid.
Down
- A physical matter of which a thing consists.
- Something you measure things with.
- If a liquid substance turns into gas.
- Something that is impossible to change back into a previous state.
- If something can't be dissolved.
10 Clues: If something can't be dissolved. • A mixture of 2 or more substances • Something you measure things with. • If a liquid substance turns into gas. • Make something back to the original state. • A physical matter of which a thing consists. • Something you can put back into a previous state. • If something breaks down and is absorbed in a liquid. • ...
Chemistry 2018-03-04
Across
- Make something back to the original state.
- Science that deals with the composition and changes of substances.
- Something you can put back into a previous state.
- A mixture of 2 or more substances
- If something breaks down and is absorbed in a liquid.
Down
- A physical matter of which a thing consists.
- Something you measure things with.
- If a liquid substance turns into gas.
- Something that is impossible to change back into a previous state.
- If something can't be dissolved.
10 Clues: If something can't be dissolved. • A mixture of 2 or more substances • Something you measure things with. • If a liquid substance turns into gas. • Make something back to the original state. • A physical matter of which a thing consists. • Something you can put back into a previous state. • If something breaks down and is absorbed in a liquid. • ...
Chemistry 2021-07-17
Across
- a type of nutrient that you get from your diet
- an atom, molecule, or ion that has an unpaired valence electron
- main source of energy for the body
- an essential micronutrient which an organism needs in small quantities
- elements on the earth and in foods that our bodies need to develop
Down
- an ion with a positively charged carbon atom
- a molecule or ion capable of donating a proton
- carbon bears a formal negative charge
- comprised of one or more long chains of amino acid residues
- compound added to a system to cause a chemical reaction
10 Clues: main source of energy for the body • carbon bears a formal negative charge • an ion with a positively charged carbon atom • a type of nutrient that you get from your diet • a molecule or ion capable of donating a proton • compound added to a system to cause a chemical reaction • comprised of one or more long chains of amino acid residues • ...
chemistry 2024-06-10
Chemistry 2024-06-10
Across
- The study of chemical reactions
- An element required for Energy Production
- a compound or substance that has been purified or prepared
- a thing that is composed of two or more separate elements; a mixture
- identifyed by atomic number
Down
- a Scale that test for acidic levels
- bleach
- having a pH below 7
- A bond where electrons are shared
- substance that has a PH higher than 7
10 Clues: bleach • having a pH below 7 • identifyed by atomic number • The study of chemical reactions • A bond where electrons are shared • a Scale that test for acidic levels • substance that has a PH higher than 7 • An element required for Energy Production • a compound or substance that has been purified or prepared • ...
Chemistry 2024-06-09
Chemistry 2024-06-26
Across
- Simplest hydrocarbon.
- The process by which acids and bases neutralize each other.
- Absorbs heat from surroundings.
- A substance that changes color in the presence of acids or bases.
- Type of bonding in metals.
Down
- Conducts electricity in solution.
- The number written before a chemical formula in a balanced equation.
- Contains only carbon and hydrogen.
- Releases hydrogen ions.
- Speeds up a chemical reaction.
10 Clues: Simplest hydrocarbon. • Releases hydrogen ions. • Type of bonding in metals. • Speeds up a chemical reaction. • Absorbs heat from surroundings. • Conducts electricity in solution. • Contains only carbon and hydrogen. • The process by which acids and bases neutralize each other. • A substance that changes color in the presence of acids or bases. • ...
Chemistry 2023-08-16
Across
- State of matter with no fixed shape or volume.
- State of matter with a fixed shape and volume.
- A tiny piece of matter.
- A substance made up of only one type of atom.
Down
- A solution with a pH less than 7.
- A homogeneous mixture of two or more substances.
- A solution with a pH greater than 7.
- Two or more atoms bonded together.
- The smallest unit of an element.
- State of matter with a fixed volume but no fixed shape.
10 Clues: A tiny piece of matter. • The smallest unit of an element. • A solution with a pH less than 7. • Two or more atoms bonded together. • A solution with a pH greater than 7. • A substance made up of only one type of atom. • State of matter with no fixed shape or volume. • State of matter with a fixed shape and volume. • A homogeneous mixture of two or more substances. • ...
Chemistry 2024-05-08
Across
- A substance that is physically mixed but not chemically joined
- A solid substance that can dissolve in water
- A liquid which can dissolve a solute
- A solid substance that cannot dissolve in water
- Two or more substances that are chemically joined together
- A solution in which no more solute can be dissolved
Down
- A substance that cannot be easily separated
- When compounds are broken up into their elements using electricity
- A substance that can be dissolved
- A substance that cannot be broken down into anything simpler
- A substance that can be dissolved
11 Clues: A substance that can be dissolved • A substance that can be dissolved • A liquid which can dissolve a solute • A substance that cannot be easily separated • A solid substance that can dissolve in water • A solid substance that cannot dissolve in water • A solution in which no more solute can be dissolved • Two or more substances that are chemically joined together • ...
Chemistry 2024-04-24
10 Clues: hold atoms together • electrons are shared • negatively changed ions • even sharing of electrons • electrons are transferred • uneven sharing of electrons • coming/ forcing to be together • ions that are positively charged • energy released thru a chemical reaction • a group of atoms that have electric charge
CHEMISTRY 2024-07-03
Across
- What is the hardest natural substance?
- Decomposition reaction?
- Exothermic reaction?
- What type of bond is found in diamond?
Down
- What is the most abundant metal in the Earth's crust?
- Which element forms the basis of organic chemistry?
- Which non-metal is essential for respiration?
- What is the common name for CH₄?
- What is the taste of acids?
- What color does litmus paper turn in a base?
10 Clues: Exothermic reaction? • Decomposition reaction? • What is the taste of acids? • What is the common name for CH₄? • What is the hardest natural substance? • What type of bond is found in diamond? • What color does litmus paper turn in a base? • Which non-metal is essential for respiration? • Which element forms the basis of organic chemistry? • ...
Chemistry 2024-08-09
Across
- Has a fixed volume but an unfixed shape
- Group 1 of the periodic table.
- contains two or more elements. Cannot be separated by physical means.
- Gases Group 18 of the periodic table.
- Group 17 of the periodic table
- substances that aren't chemically combined
Down
- Group 2 of the periodic table
- Has an unfixed volume and shape
- made up of one type of atom
- Has a fixed volume and shape.
10 Clues: made up of one type of atom • Group 2 of the periodic table • Has a fixed volume and shape. • Group 1 of the periodic table. • Group 17 of the periodic table • Has an unfixed volume and shape • Gases Group 18 of the periodic table. • Has a fixed volume but an unfixed shape • substances that aren't chemically combined • ...
Chemistry 2023-01-30
10 Clues: solute • colloid • surfactant • efflorescence • nonelectrolyte • aqueoussolution • solubilitycurve • saturatedsolution • homogeneousmixtures • supersaturatedsolution
chemistry 2023-03-09
Across
- electron transfer or electron sharing proceeds until an atom has acquired an octet of electrons
- a chemical bond between two or more atoms
- The smallest part of a substance that cannot be broken down
- a change of materials into another
- attraction between oppositely charged ions
- a group of atoms bonded together
Down
- the electrostatic attractive force between conduction electrons
- shows the elements that make up the compound
- sharing of one or more pairs of electrons between two atoms
- A small particle with a negative charge that is found in all atoms
10 Clues: a group of atoms bonded together • a change of materials into another • a chemical bond between two or more atoms • attraction between oppositely charged ions • shows the elements that make up the compound • sharing of one or more pairs of electrons between two atoms • The smallest part of a substance that cannot be broken down • ...
CHEMISTRY 2023-04-17
Across
- (a substance made by mixing other substances together)
- (a subatomic particle of about the same mass as a proton without and electrical charge)
- (relating to atom or atoms )
- (a stable subatomic particle occuring in all atomic nuclei)
- (an amount of matter in a certain space)
Down
- (a large amount of matter in a particle or object)
- (a basic part of a whole
- (an ability to transfer energy)
- (a thing that is composed of two or more separate elements; a mixture)
- (a basic unit of a chemical element )
10 Clues: (a basic part of a whole • (relating to atom or atoms ) • (an ability to transfer energy) • (a basic unit of a chemical element ) • (an amount of matter in a certain space) • (a large amount of matter in a particle or object) • (a substance made by mixing other substances together) • (a stable subatomic particle occuring in all atomic nuclei) • ...
Chemistry 2023-04-14
Across
- The quantity of matter contained in an atom of an element
- A solid material that is typically hard, shiny
- The number of protons in the nucleus of an atom
- A small particle with a negative charge.
- The number of. atoms of that element.
Down
- A substance made from two or more different elements that have been chemically joined.
- A small, positively charged particle of matte
- Anything that takes up space.
- The particles in an atom that have a neutral charge.
- The branch of science that deals with the properties, composition, and structure of elements and compounds.
10 Clues: Anything that takes up space. • The number of. atoms of that element. • A small particle with a negative charge. • A small, positively charged particle of matte • A solid material that is typically hard, shiny • The number of protons in the nucleus of an atom • The particles in an atom that have a neutral charge. • ...
Chemistry 2023-04-14
Across
- Columns of elements on the periodic table
- The single digit number above the elements on periodic table
- Letters for elements on the periodic table
- Anything that takes up space and can be weighed
- Doesn't result in a new substance
Down
- Results in a substance
- Organizes chemical elements
- Reaction to temperature change or chemicals added
- More than 1 different elements combined
- Rows with elements on the periodic table
10 Clues: Results in a substance • Organizes chemical elements • Doesn't result in a new substance • More than 1 different elements combined • Rows with elements on the periodic table • Columns of elements on the periodic table • Letters for elements on the periodic table • Anything that takes up space and can be weighed • Reaction to temperature change or chemicals added • ...
Chemistry 2023-04-14
Across
- A subatomic particle located in the nucleus that has a positive charge
- The number on the top of each element, also tells us the amount of protons
- The ability to break or snap very easily
- The characteristic of a metal with the ability to shine
- the cloud surrounding the nucleus in an atom
- a table arranged in a specific order that shows us every element and their characteristics using numbers, groups, and periods
Down
- an object that easily transfers energy(mostly heat)
- Located in the electron cloud, this subatomic particle has a negative charge and weighs barely anything
- an object that possesses characteristics of both metals and non-metals
- the outermost electron in the electron cloud
10 Clues: The ability to break or snap very easily • the outermost electron in the electron cloud • the cloud surrounding the nucleus in an atom • an object that easily transfers energy(mostly heat) • The characteristic of a metal with the ability to shine • A subatomic particle located in the nucleus that has a positive charge • ...
chemistry 2023-04-14
Across
- makes balloons float in air
- what we need to breath
- chemical noble gas
- sometimes people wear it as jewelry
- positively charged subatomatic particle
Down
- univalent poisonous gaseous halogen
- known as natural gas
- chemical element with atomatic number 7
- can be found in soil and can be crystal at room temp.
- naturally in food and a dietary supplement
10 Clues: chemical noble gas • known as natural gas • what we need to breath • makes balloons float in air • univalent poisonous gaseous halogen • sometimes people wear it as jewelry • chemical element with atomatic number 7 • positively charged subatomatic particle • naturally in food and a dietary supplement • can be found in soil and can be crystal at room temp.
Chemistry 2023-03-17
Across
- What kind of reactions release heat?
- Most reactive non-metal.
- The 4th noble gas.
- A reaction in written form.
- Another name for acetylene.
Down
- The second element of the periodic table.
- The most common element in the universe.
- In what kind of state is H20 at room temperature?
- Result of a reaction.
- An element with a molecular mass of 16.
10 Clues: The 4th noble gas. • Result of a reaction. • Most reactive non-metal. • A reaction in written form. • Another name for acetylene. • What kind of reactions release heat? • An element with a molecular mass of 16. • The most common element in the universe. • The second element of the periodic table. • In what kind of state is H20 at room temperature?
chemistry 2023-08-13
Across
- the action of being moved apart
- the substance that flows freely
- a body temperature above normal
- particles filling the the whole container
- firm and stable in shape
Down
- liquid that has gone through a process of filtration
- a minute portion of matter
- pouring from one container into another
- holding as much water as can be absorbed
- a substance made by mixing other substances together
10 Clues: firm and stable in shape • a minute portion of matter • the action of being moved apart • the substance that flows freely • a body temperature above normal • pouring from one container into another • holding as much water as can be absorbed • particles filling the the whole container • liquid that has gone through a process of filtration • ...
Chemistry 2023-08-13
Across
- a small discrete amount of something.
- a substance made by mixing other substances together.
- holding as much water as can be absorbed
- firm and stable in shape.
- the action of being moved apart.
- particles filling the whole container.
Down
- liquid that has gone through the process of filtration
- a body temperature that is above normal.
- pouring from one container into another
- a substance that flows freely.
10 Clues: firm and stable in shape. • a substance that flows freely. • the action of being moved apart. • a small discrete amount of something. • particles filling the whole container. • pouring from one container into another • a body temperature that is above normal. • holding as much water as can be absorbed • a substance made by mixing other substances together. • ...
chemistry 2021-11-16
Across
- absorbs energy
- releases energy
- a substance used to speed up the reaction
- the yield of the reactants
- can cause a heat release, or color change
Down
- can increase with heat, or slow down when cooled
- can speed up a chemical reaction or slow it down
- two or more substances mixed to get a product
- The amount of a pure substance
- the "equal sign" of chemistry
10 Clues: absorbs energy • releases energy • the yield of the reactants • the "equal sign" of chemistry • The amount of a pure substance • a substance used to speed up the reaction • can cause a heat release, or color change • two or more substances mixed to get a product • can increase with heat, or slow down when cooled • can speed up a chemical reaction or slow it down
chemistry 2021-11-19
Across
- what's the noxious gas in cigrette
- what's the composition of diamond
- Supporting gas for most of the living creature
- The building element in your bone
- The radiated element that function as source of nuclear fuel
- 1st element in the periodic table
Down
- what's the name of the liquid without color,smell or tase and it's used for drinking
- The element be honored as a 'curing element' and has the same pronunciation as chinese word heart.
- The general name of substance used to digest food in your stomach
- It is the name of a planet and also the name of an element
10 Clues: what's the composition of diamond • The building element in your bone • 1st element in the periodic table • what's the noxious gas in cigrette • Supporting gas for most of the living creature • It is the name of a planet and also the name of an element • The radiated element that function as source of nuclear fuel • ...
chemistry 2021-12-08
10 Clues: has a neutral charge • has a positive charge • can hold 18 electrons • has a negitive charge • in the center of a atom • can only hold 2 electrons • can only hold 8 electrons • smallest part of an element • where electrons are located • 1 type of atom,know as a pure substance
Chemistry 2022-04-13
Across
- reaction a change of physical form
- shiny and reflective
- a positive electric charge
- the center of an atom
- a substance that cannot be decomposed into another substance
- a row of chemical elements
Down
- can hold electricity
- the amount of space an object takes up
- two elements formed together
- the ability to become another object when pressed
10 Clues: can hold electricity • shiny and reflective • the center of an atom • a positive electric charge • a row of chemical elements • two elements formed together • reaction a change of physical form • the amount of space an object takes up • the ability to become another object when pressed • a substance that cannot be decomposed into another substance
Chemistry!! 2022-04-13
Across
- the simplest structural unit of an element or compound
- is an atom or molecule that has gained or lost one or more electrons.
- the smallest component of an element
- electron are the atom's outermost electrons.
- is a group of elements sharing similar properties.
- a subatomic particle with zero charge
Down
- a stable particle with positive charge
- A negatively charged particle that comprises the external part of the atom
- a row (left to right) of the periodic table.
- relating to or containing an alkali
10 Clues: relating to or containing an alkali • the smallest component of an element • a subatomic particle with zero charge • a stable particle with positive charge • a row (left to right) of the periodic table. • electron are the atom's outermost electrons. • is a group of elements sharing similar properties. • the simplest structural unit of an element or compound • ...
Chemistry 2022-04-05
Across
- only one product is formed, usually only two reactants
- the ratio of the actual yield to the theoretical yield, multiplied by 100
- calculations involving the mass relationships of elements in compounds
- the substance that holds back the product from being fully produced
Down
- One element replaces its a similar element in a compound, also known as "home wreckers"
- A reaction that always produces H20 and CO2
- the process in which an electric current is used to produce a chemical reaction, such as the decomposition of water
- a compound breaks down into two or more elements
- how much is actually produced in a reaction
- the substance that is not used up completely in a reaction
10 Clues: A reaction that always produces H20 and CO2 • how much is actually produced in a reaction • a compound breaks down into two or more elements • only one product is formed, usually only two reactants • the substance that is not used up completely in a reaction • the substance that holds back the product from being fully produced • ...
Chemistry 2022-05-19
Across
- not evenly mixed together, you can still see the different pieces (ex. salad, or oil and water)
- Organizes elements (created by Mendeleev)
- 2 or more atoms of different elements bonded together.
Down
- vertical columns on the periodic table; elements are similar
- horizontal rows on the periodic table
- Electrons located in the outermost shell; helps figure out which elements can bond
- Cannot be broken down, located on the periodic table.
- Two or more compounds mixed together
- can bend
- Basic unit of an element. Found in everything, living and nonliving.
10 Clues: can bend • Two or more compounds mixed together • horizontal rows on the periodic table • Organizes elements (created by Mendeleev) • Cannot be broken down, located on the periodic table. • 2 or more atoms of different elements bonded together. • vertical columns on the periodic table; elements are similar • ...
Chemistry 2025-01-14
10 Clues: neutral charge • pure substance • positive charge • negative charge • barley packed atoms • tightly packed atoms • loosely packed atoms • anything that takes up space • elements chemically combined • 2 or more elements physically combined
Chemistry 2025-02-07
Across
- A kind of matter with uniform properties
- table table filled with every element
- Any substance that has mass and takes up space
- Substance made up of two or more different chemical elements combined in a fixed ratio
- A type of cell that receives and sends messages from the body to the brain
Down
- Substance made by mixing other substances together
- Measurement that refers to the amount of matter that makes up an object
- A subatomic atom particle that is found in all atoms
- Tells you that a change has taken place in a equation
- A stable subatomic particle occurring in all atomic nuclei
10 Clues: table table filled with every element • A kind of matter with uniform properties • Any substance that has mass and takes up space • Substance made by mixing other substances together • A subatomic atom particle that is found in all atoms • Tells you that a change has taken place in a equation • A stable subatomic particle occurring in all atomic nuclei • ...
Chemistry 2025-02-18
Chemistry 2025-02-25
Across
- A substance that accepts hydrogen ions in solution.
- A group of atoms bonded together.
- The smallest unit of an element.
- A substance made from two or more elements chemically combined.
- A table that organizes all known elements.
Down
- A process in which substances are transformed into new substances.
- A pure substance made of only one type of atom.
- A homogeneous mixture of a solute dissolved in a solvent.
- A substance that donates hydrogen ions in solution.
- A connection between atoms in a molecule.
10 Clues: The smallest unit of an element. • A group of atoms bonded together. • A connection between atoms in a molecule. • A table that organizes all known elements. • A pure substance made of only one type of atom. • A substance that accepts hydrogen ions in solution. • A substance that donates hydrogen ions in solution. • ...
Chemistry 2024-01-08
Across
- The dense center of an atom that contains positively charged protons and neutral neutrons.
- The number of protons in an atom.
- Negatively charged subatomic particle located outside the nucleus of an atom in the electron cloud.
- Small particles that make up the atom of an element. Include protons, neutrons, and electrons.
- The measurement of the size of an atom (includes the nucleus and electron cloud).
Down
- An abbreviation of the chemical name of an element.
- The number of protons plus neutrons in an atom.
- A subatomic particle in the nucleus of an atom that has no charge.
- A positive subatomic particle in the nucleus of an atom.
- The area surrounding the nucleus within an atom that contains negatively charged subatomic particles.
10 Clues: The number of protons in an atom. • The number of protons plus neutrons in an atom. • An abbreviation of the chemical name of an element. • A positive subatomic particle in the nucleus of an atom. • A subatomic particle in the nucleus of an atom that has no charge. • The measurement of the size of an atom (includes the nucleus and electron cloud). • ...
Chemistry 2024-01-04
Across
- An observable and measurable physical characteristic.
- Substance's ability to be dissolved into another substance.
- To attract and repel magnetic forces.
- The amount of space in a substance where liquid or air can pass through.
- Ability of matter to burn.
- The temperature where a liquid changes to a gas.
Down
- Ability of a substance to react with another substance combining chemically.
- The temperature where a solid turns to a liquid.
- A substance’s ability to conduct electricity.
- Smell.
10 Clues: Smell. • Ability of matter to burn. • To attract and repel magnetic forces. • A substance’s ability to conduct electricity. • The temperature where a solid turns to a liquid. • The temperature where a liquid changes to a gas. • An observable and measurable physical characteristic. • Substance's ability to be dissolved into another substance. • ...
Chemistry 2023-12-21
Across
- an atom that gains or loses an electron.
- molecule that shares electrons equally and does not have oppositely charged ends.
- a covalent bond in which the electrons are not shared equally, resulting in a slightly positive end and a slightly negative end.
- covalently bonded group of atoms.
Down
- chemical shorthand that uses symbols to tell what elements are in a compound and their ratios.
- attraction of two atoms for a shared pair of electrons that holds the atoms together.
- molecule with oppositely charged regions.
- a covalent bond in which electrons are shared equally by both atoms.
- attractive force between two ions with opposite charge.
- a neutral particle that forms as a result of electron sharing among atoms.
10 Clues: covalently bonded group of atoms. • an atom that gains or loses an electron. • molecule with oppositely charged regions. • attractive force between two ions with opposite charge. • a covalent bond in which electrons are shared equally by both atoms. • a neutral particle that forms as a result of electron sharing among atoms. • ...
Chemistry 2023-11-03
Across
- a negatively charge subatomic particle circling the nucleus in clouds
- ex: Proteins, Lipids, carbs , and nucleic acids
- two or more atoms connected by chemical bonds, which form the smallest unit of a substance that retains the composition and properties of that substance
- a positively charged subatomic particle located in the nucleus of an atom
- Solute+Solvent
Down
- anything that has mass and volume
- a science that deals with the composition, structure, and properties of substances and of the transformations that they undergo
- a pure substance that cannot be broken down anymore
- a substance made of two or more elements chemically combined in a specific ratio
- a subatomic particle without a charge located in the nucleus of an atom
10 Clues: Solute+Solvent • anything that has mass and volume • ex: Proteins, Lipids, carbs , and nucleic acids • a pure substance that cannot be broken down anymore • a negatively charge subatomic particle circling the nucleus in clouds • a subatomic particle without a charge located in the nucleus of an atom • ...
chemistry 2023-11-05
10 Clues: solid material • share electrons • atom or molecule • transfer electrons • force of attraction • positively charged ion • negatively charged ion • group of 2 or more atoms • forming of chemical bonds • lack characteristics of metals
Chemistry 2023-10-19
Across
- something has been dissolved in water
- a substance which exists in the solid-state, which is one of the four fundamental states of matter
- a section of chemistry that involves using relationships between reactants and/or products in a chemical reaction to determine desired quantitative data
- is the amount of substance containing the same number of molecules
- a substance that is in a gaseous, or vaporous, state of matter
Down
- the ability of a solid, liquid, or gaseous chemical substance (referred to as the solute) to dissolve in solvent (usually a liquid) and form a solution
- A chemical substance that is present at the start of a chemical reaction.
- A substance produced in a chemical reaction.
- a type of matter with specific properties that make it less rigid than a solid but more rigid than a gas
- substance that speeds up the rate of a chemical reaction.
10 Clues: something has been dissolved in water • A substance produced in a chemical reaction. • substance that speeds up the rate of a chemical reaction. • a substance that is in a gaseous, or vaporous, state of matter • is the amount of substance containing the same number of molecules • A chemical substance that is present at the start of a chemical reaction. • ...
Chemistry 2024-01-31
Across
- columns on the periodic table
- gases the least reactive family on the periodic table
- anything that takes up space or has mass
- has properties of both metals and non-metals
- after the arrow
- if atoms on both sides are the same
Down
- atoms can only be
- rows on the periodic table
- metals most reactive family on the periodic table
- before the arrow
10 Clues: after the arrow • before the arrow • atoms can only be • rows on the periodic table • columns on the periodic table • if atoms on both sides are the same • anything that takes up space or has mass • has properties of both metals and non-metals • metals most reactive family on the periodic table • gases the least reactive family on the periodic table
Chemistry 2023-12-07
Across
- Used to dispense small amounts of liquid
- Draws up liquid
- Used to measure mass
- Used to heat, mix, freeze, and measure substances
- Used to protect a person's eyes
Down
- Used to measure the volume of a liquid
- Used to collect gases by water displacement
- Used to transfer solids from one container to another
- Used to produce a flame for heating
- Metric unit used to measure mass
10 Clues: Draws up liquid • Used to measure mass • Used to protect a person's eyes • Metric unit used to measure mass • Used to produce a flame for heating • Used to measure the volume of a liquid • Used to dispense small amounts of liquid • Used to collect gases by water displacement • Used to heat, mix, freeze, and measure substances • ...
Chemistry 2024-10-30
11 Clues: Water fearing • Heat given off • Solute + Solvent • Power of Hydrogen • Superheated matter • Least reactive; glows • Proton acceptors; above 7 • Most explosive alkali metal • A fluid’s resistance to flow • Superheated matter; 99% of the universe • Ex: Proteins, lipids, carbs and nucleic acids
Chemistry 2024-10-31
10 Clues: mass/volume • water loving • water fearing • solute+ solvent • 99% of our universe • A fluids resistance to flow • proteins,lipids,carbs,nucleic acid • study of matter and how it changes • anything that has mass+ takes up space • pure substance made of one type of atom
Chemistry 2024-10-19
Across
- The strongest of the intermolecular forces
- The point where all three phases meet
- Law that states that for a gas, as pressure increases, solubility increases
Down
- A quantitative measure of the elastic force at the surface of a liquid
- Answer to question #2
- A measure of a fluid's resistance to flow
- The temperature at which the vapor pressure of liquid equals atmospheric pressure
- Like molecules that stick due to mutual attraction
- Answer to question #1
- Different molecules that are attracted to each other
10 Clues: Answer to question #2 • Answer to question #1 • The point where all three phases meet • A measure of a fluid's resistance to flow • The strongest of the intermolecular forces • Like molecules that stick due to mutual attraction • Different molecules that are attracted to each other • A quantitative measure of the elastic force at the surface of a liquid • ...
Chemistry 2024-11-24
Across
- In which test the Phenolphthalein and methyl orange are used as a indicator?
- Hard and sticky very firmly to the inner surface of the boiler?
- Which is do not soften on heating?
- Water purification process that uses a semipermeable membrane
- Ion echange is also known as?
Down
- Water that has >35,000 ppm of dissolved solids
- Reduction occurs at?
- EBT is used as?
- In which polymerization takes place without elimination of simple molecules?
- It is used for surface coating,paints, and molds for casting
10 Clues: EBT is used as? • Reduction occurs at? • Ion echange is also known as? • Which is do not soften on heating? • Water that has >35,000 ppm of dissolved solids • It is used for surface coating,paints, and molds for casting • Water purification process that uses a semipermeable membrane • Hard and sticky very firmly to the inner surface of the boiler? • ...
CHEMISTRY 2024-11-24
Across
- A polymer used in making strong,lightweight materials
- A common electrode material in lithium-ion batteries
- A common polymer used in plastic bottles
- A chemical used to disinfect water
- A type of battery known for its high energy density
Down
- A measure of water’s resistance to electrical conductivity
- osmosis A process used to remove dissolved salts from water
- A measure of water’s acidity or alkalinity
- A type of battery that uses a liquid electrolyte
- A process used to remove hardness from water
10 Clues: A chemical used to disinfect water • A common polymer used in plastic bottles • A measure of water’s acidity or alkalinity • A process used to remove hardness from water • A type of battery that uses a liquid electrolyte • A type of battery known for its high energy density • A common electrode material in lithium-ion batteries • ...
Chemistry 2024-11-24
Across
- Polymer with high heat resistence,often used in automotive parts
- Apolymer used for making plastic pipes,often found in water distrubution systems
- A common electrolyte used in lithium-ion batteries
- Material that conducts electicity in a fuel cell
- A water percification technique that used a semi permeable membrane
- Process of ising an electric currentto drive a non-spontaneous chemical reaction
Down
- Term used for an voltage difference between two electrodes in an electrochemical cell
- A common polymer used in water filtration membrane
- Metal typically used in the cathode of alkaline batteries
- Battery that uses lithium as anode material
10 Clues: Battery that uses lithium as anode material • Material that conducts electicity in a fuel cell • A common polymer used in water filtration membrane • A common electrolyte used in lithium-ion batteries • Metal typically used in the cathode of alkaline batteries • Polymer with high heat resistence,often used in automotive parts • ...
Chemistry 2024-11-24
Across
- reduces by product
- substance that allows the passage of electric current through it
- a device that stores electric charge
- a cell which convert energy to chemical energy
- a device used to transform electric energy
- avoided to refuce health hazards
Down
- reduce environmental harm
- Cell which converts chemical energ to electrical energy
- green chemistry aim to protect
- eco friendly substitute
10 Clues: reduces by product • eco friendly substitute • reduce environmental harm • green chemistry aim to protect • avoided to refuce health hazards • a device that stores electric charge • a device used to transform electric energy • a cell which convert energy to chemical energy • Cell which converts chemical energ to electrical energy • ...
Chemistry 2024-11-26
Across
- polymer used in many applications, especially in water pipes and filtration systems.
- A polymer used in making water-resistant coatings and membranes.
- A process used to remove contaminants from water.
- A polymer material commonly used in water filtration membranes.
- A process of passing electric current through water to separate its elements.
Down
- A common electrolyte in electrochemical cells.
- A device used to convert chemical energy into electrical energy.
- A key component in electrochemical cells, often referred to as a "redox" reaction.
- A type of reaction that occurs at the electrodes of an electrochemical cell.
- The type of energy that is produced by an electrochemical cell.
10 Clues: A common electrolyte in electrochemical cells. • A process used to remove contaminants from water. • A polymer material commonly used in water filtration membranes. • The type of energy that is produced by an electrochemical cell. • A device used to convert chemical energy into electrical energy. • A polymer used in making water-resistant coatings and membranes. • ...
Chemistry 2024-11-24
Across
- A thermosetting polymer used in adhesives and laminate
- A process that involves passing water through a semipermeable membrane to remove impurities
- A solid electrolyte battery component that allows ion transport but not electron flow
- A high performance polymer commonly used in bulletproof vests and lightweight composites
- The process used to remove hardness from water by using sodium zeolite
Down
- The process by which water is treated to reduce microbial contamination commonly using chlorine
- The electrochemical device that converts chemical energy into electrical energy directly
- A polymer made from tetrafluoroethylene known for its non stick properties
- The electrode where reduction takes place during an electrochemical reaction
- ion A battery technology that used lithium ions moving between the cathode and anode during charge and discharge
10 Clues: A thermosetting polymer used in adhesives and laminate • The process used to remove hardness from water by using sodium zeolite • A polymer made from tetrafluoroethylene known for its non stick properties • The electrode where reduction takes place during an electrochemical reaction • ...
Chemistry!!! 2024-11-22
Across
- all moving particles have wave characteristics that relate to their mass, frequency, and Plancks constant
- electromagnetic waves given off by atoms of an element
- lowest allowable energy state of an atom
- maximum of two electrons can occupy single atomic orbital if they have an opposite spin
- impossible to know the velocity and position of a particle at one time
Down
- the energy levels contained within a principal energy level
- each electron occupies the lowest energy orbital available
- the number assigned to each orbit of an electron
- single electrons with the same spin must occupy each equal energy orbital
- three dimensional region around the nucleus
10 Clues: lowest allowable energy state of an atom • three dimensional region around the nucleus • the number assigned to each orbit of an electron • electromagnetic waves given off by atoms of an element • each electron occupies the lowest energy orbital available • the energy levels contained within a principal energy level • ...
Chemistry 2025-03-25
Across
- The law which relates the absorbance with concentration of solution is known as?
- Mixture of weak acid and salt of weak acid with strong base in known as?
- Opposition to the flow of electron is knows as?
- Formula for mode of vibration of linear molecule?
- Which chloride starts decomposing above 50 degree Celsius in calomel?
Down
- Sigma to sigma* transition is possible in which compounds?
- Conductance of titration in conductomitric titration depends on?
- Plot of graph of pH v/s mL of NaOH added is called?
- In calomel electrode which metal is at bottom?
- Which vibration is characterised by change in angle between two covalent bonds?
10 Clues: In calomel electrode which metal is at bottom? • Opposition to the flow of electron is knows as? • Formula for mode of vibration of linear molecule? • Plot of graph of pH v/s mL of NaOH added is called? • Sigma to sigma* transition is possible in which compounds? • Conductance of titration in conductomitric titration depends on? • ...
chemistry 2024-04-17
Across
- A homogeneous mixture of two or more substances
- A mixture in which different materials can be distinguished easily
- A combination of two or more substances that are not chemically combined
- basic unit of matter
- A state of matter that has no definite shape but has a definite volume.
Down
- A mixture in which substances are evenly distributed throughout the mixture
- A pure substance made of only one kind of atom
- A substance made up of atom of two or more different Elements joined by chemical bonds
- A state of matter with no definite shape or volume
- A form of matter that has a definite shape and volume
10 Clues: basic unit of matter • A pure substance made of only one kind of atom • A homogeneous mixture of two or more substances • A state of matter with no definite shape or volume • A form of matter that has a definite shape and volume • A mixture in which different materials can be distinguished easily • ...
Chemistry 2021-05-16
Across
- moving liquid one container to another.
- used to separate liquids or gas using a filter, allows liquid to flow but not solid.
- A state of matter that has no volume or shape
- Heated source that is a gas burner used to liquefy, or melt substances.
Down
- To change a state of matter element into a gas phase to liquid phase.
- its a phase transition where a liquid turns into a solid when its temperature has lowered below freezing point.
- separating components of mixed based on different boiling points.
- is the of process of water changes to a liquid to a gas or vapor.
- A particle that changes form through solid, liquid and gas.
- A fluid that conforms to the shape of its container.
10 Clues: moving liquid one container to another. • A state of matter that has no volume or shape • A fluid that conforms to the shape of its container. • A particle that changes form through solid, liquid and gas. • separating components of mixed based on different boiling points. • is the of process of water changes to a liquid to a gas or vapor. • ...
Chemistry 2022-01-11
Across
- What type of test is used to identify metal ions?
- What must occur between particles in order for a reaction to occur?
- What type of energy is needed to start a reaction?
- Substances that only contain one thing are considered what?
- How reactive are Group 1 metals?
Down
- Isotopes have a different number of..?
- Ions with opposite charges form what type of bond?
- What is formed when halogens react with alkali metals?
- Iron reacts with oxygen and what else to form rust?
- Biological catalysts.
10 Clues: Biological catalysts. • How reactive are Group 1 metals? • Isotopes have a different number of..? • What type of test is used to identify metal ions? • Ions with opposite charges form what type of bond? • What type of energy is needed to start a reaction? • Iron reacts with oxygen and what else to form rust? • What is formed when halogens react with alkali metals? • ...
CHEMISTRY 2025-07-27
Across
- – The smallest particle of an element that retains its properties.
- – A chemical link between two atoms.
- – A negatively charged particle that orbits the nucleus.
- – The lightest element in the periodic table.
- – A substance with a pH less than 7.
Down
- – A substance with a pH more than 7.
- – Two or more atoms chemically bonded together.
- – A gas essential for breathing.
- – Anything that has mass and takes up space.
- – What happens when substances chemically change.
10 Clues: – A gas essential for breathing. • – A substance with a pH more than 7. • – A chemical link between two atoms. • – A substance with a pH less than 7. • – Anything that has mass and takes up space. • – The lightest element in the periodic table. • – Two or more atoms chemically bonded together. • – What happens when substances chemically change. • ...
Chemistry 2022-10-06
Across
- reactants must always _____ a product for an equation to work
- a correct equation is _____
- a chemical equation can't be _____
- anything that takes up space
Down
- the law that matter cant be created or destroyed
- matter can only be _____ not created or destroyed
- reactants produce ____
- ____ produce a product
- is N2O+N2O-> N3O2 a uneven or even equation?
- make sure both sides are _____
10 Clues: reactants produce ____ • ____ produce a product • a correct equation is _____ • anything that takes up space • make sure both sides are _____ • a chemical equation can't be _____ • is N2O+N2O-> N3O2 a uneven or even equation? • the law that matter cant be created or destroyed • matter can only be _____ not created or destroyed • ...
chemistry 2022-09-09
Across
- Components not chemically bonded together
- chemically together
- Building blocks
- Anything that has mass and takes up space
- Molecules that contain 2 or more different types of atoms
Down
- Whenever atoms of the same element are grouped together
- 26th Element in the Periodic Table
- Scientific study of the properties and behavior of matter
- chemical element with the symbol C and atomic number 6
- Whenever a group of atoms is grouped together with chemical bonds
10 Clues: Building blocks • chemically together • 26th Element in the Periodic Table • Components not chemically bonded together • Anything that has mass and takes up space • chemical element with the symbol C and atomic number 6 • Whenever atoms of the same element are grouped together • Scientific study of the properties and behavior of matter • ...
chemistry 2022-10-25
Across
- transferring of electrons between two atoms.
- contains protons, neutrons, and electrons.
- the electrons on the outer shell of the atom.
- the links between atoms.
- a group of atoms.
Down
- absorption of heat.
- sharing of electrons between two atoms.
- the molecular makeup of the object.
- when a chemical substance is transformed into one or more different substances.
- release of heat.
10 Clues: release of heat. • a group of atoms. • absorption of heat. • the links between atoms. • the molecular makeup of the object. • sharing of electrons between two atoms. • contains protons, neutrons, and electrons. • transferring of electrons between two atoms. • the electrons on the outer shell of the atom. • ...
Chemistry 2022-02-02
10 Clues: Tiny things • found in lemons • Avogadros number • Made of one atom • Mass of Molecule • made of multiple atoms • Formula used to simplify • When atoms stick together • What you do with equations • Horizontal rows on Periodic Table
chemistry 2022-02-02
Across
- reactant that is completely consumed in a chemical reaction
- the mass of an atom
- sharing electrons between non metals
Down
- describes the chemical change
- number of protons in an atom
- contains only one type of atom
- metal gives up an electron to become positive
- equation to find out the mass
- measure of how much of original reactants are converted into useful products
- graph used with 2 continous variables
10 Clues: the mass of an atom • number of protons in an atom • describes the chemical change • equation to find out the mass • contains only one type of atom • sharing electrons between non metals • graph used with 2 continous variables • metal gives up an electron to become positive • reactant that is completely consumed in a chemical reaction • ...
Chemistry 2022-02-02
Across
- Horizontal row on the periodic table
- Particle with no electric charge
- The fourth state of matter
- Smallest particle in the universe
Down
- The amount of average kinetic energy of the particles of an object or substance
- Negatively charged particle
- Animal
- Vertical row on the periodic table
- Positively charged particle
- The ability of a substance to form a solution with another substance
10 Clues: Animal • The fourth state of matter • Negatively charged particle • Positively charged particle • Particle with no electric charge • Smallest particle in the universe • Vertical row on the periodic table • Horizontal row on the periodic table • The ability of a substance to form a solution with another substance • ...
Chemistry 2022-12-30
Across
- how much matter a substance contains
- standard international unit of measure for temperature
- new substance formed by a chemical reaction
- tool used to measure the mass of matter
- chemical reaction absorbing energy from the surroundings
- chemical reaction that gives off energy
Down
- objects that float in water or other fluids
- substance with a density of 1
- how much space matter takes up
- substance that is being changed in a chemical reaction
10 Clues: substance with a density of 1 • how much space matter takes up • how much matter a substance contains • tool used to measure the mass of matter • chemical reaction that gives off energy • objects that float in water or other fluids • new substance formed by a chemical reaction • standard international unit of measure for temperature • ...
Chemistry 2023-01-04
Across
- chemical reaction that absorbs energy from the surroundings
- objects or substances that float in water or other fluids
- tool used to measure mass of matter
Down
- standard international unit of measure for temperature
- substance that is being changed in a chemical reaction
- how much space matter takes up
- new substance formed by a chemical reaction
- chemical reaction that gives off energy to surroundings
- how much matter a substance contains
- substance with a density of 1
10 Clues: substance with a density of 1 • how much space matter takes up • tool used to measure mass of matter • how much matter a substance contains • new substance formed by a chemical reaction • standard international unit of measure for temperature • substance that is being changed in a chemical reaction • chemical reaction that gives off energy to surroundings • ...
Chemistry 2022-08-25
Across
- same number of proton and electron but different number of neutron
- reactant has a higher energy than product
- increasing the concentration of reactants can increase the rate of reaction
- the particles mix and spread by colliding with other moving particles
Down
- separate solid from a liquid
- two or more atoms which are chemically bonded
- product has a higher energy than reactant
- using electricity to coat one metal with another metal
- breaking down of ionic compound using electricity
- gas to liquid
10 Clues: gas to liquid • separate solid from a liquid • product has a higher energy than reactant • reactant has a higher energy than product • two or more atoms which are chemically bonded • breaking down of ionic compound using electricity • using electricity to coat one metal with another metal • same number of proton and electron but different number of neutron • ...
Chemistry 2022-12-07
Across
- a compound that produces OH- ions or electrons or accepts protons.
- a phase transition in which a substance is transferred directly from a solid state to a gas state.
- a material that allows the electric current to flow in one or more directions.
- a gas that is most abundant in the atmosphere of Earth.
- a substance that forms a complex around a central atom.
- an electrode where oxidation occurs
Down
- a substance that lowers the activation energy of a chemical reaction.
- a molecule that exists for a short time in a chemical reaction before turning into the product.
- a process that gives off heat.
- a compound that exists in forms with different atoms but the same molecular weight.
10 Clues: a process that gives off heat. • an electrode where oxidation occurs • a gas that is most abundant in the atmosphere of Earth. • a substance that forms a complex around a central atom. • a compound that produces OH- ions or electrons or accepts protons. • a substance that lowers the activation energy of a chemical reaction. • ...
Chemistry 2022-11-28
Across
- Contains Protons Neutrons And electrons
- Unusual amount of electrons
- An Atom stealing another atom's electrons
- Last shell of electrons
- An Atom Sharing Electrons with another Atom
- Very Reactive Non-Metals
- 1st element on the periodic table
Down
- Very Reactive Metals
- Non-Reactive Non-Metals
- Unusual amount of Neutrons
10 Clues: Very Reactive Metals • Last shell of electrons • Non-Reactive Non-Metals • Very Reactive Non-Metals • Unusual amount of Neutrons • Unusual amount of electrons • 1st element on the periodic table • Contains Protons Neutrons And electrons • An Atom stealing another atom's electrons • An Atom Sharing Electrons with another Atom
Chemistry 2025-11-06
Across
- a chemical substance that neutralizes alkaline
- Table a chart that arranges all known chemical elements in a row
- proteins lipids carbs and nucleic acids
- the ability to dissolve in water
Down
- having the properties of alkali
- a substance that can except protons
- solvent+solute
- the smallest unit of a chemical element that can exist
- A pure substance formed when atoms of 2 or more different elements are combined
- air frames plastic cosmetics eye glass
10 Clues: solvent+solute • having the properties of alkali • the ability to dissolve in water • a substance that can except protons • air frames plastic cosmetics eye glass • proteins lipids carbs and nucleic acids • a chemical substance that neutralizes alkaline • the smallest unit of a chemical element that can exist • ...
En Cours 2021-10-24
32 Clues: easy • grade • french • useful • I hate • I like • studies • biology • history • diploma • useless • algebra • physics • English • homework • geography • cafeteria • economics • gym class • gymnasium • difficult • chemistry • humanities • high school • senior year • scholarship • I don't like • middle school • I really like • business class • computer class • foreign language
S1 U2L3 2023-01-19
Across
- sociology
- geography
- archeology
- physics
- foreignlanguages
- english
- mathematics
- computerscience
- literature
- psychology
- history
- below
- there
- economics
- infrontof
Down
- totherightof
- music
- accounting
- farfrom
- sciences
- nextto
- near
- in;on
- without
- art
- humanities
- chemistry
- ontopof
- with
- biology
- totheleftof
- behind
- spanish
- overthere
- between
- on;over
- journalism
37 Clues: art • near • with • music • in;on • below • there • nextto • behind • farfrom • physics • without • english • ontopof • biology • history • spanish • between • on;over • sciences • sociology • geography • chemistry • overthere • economics • infrontof • accounting • archeology • humanities • literature • psychology • journalism • mathematics • totheleftof • totherightof • computerscience • foreignlanguages
Premed crossword 2024-04-01
Across
- - Person receiving medical care
- - Body functions
- - Imaging technique
- - Elevated body temperature
- - Study of diseases
- - Needs to pass the NCLEX
- - Medical professional
- - Atomic composition
- - Study of the nervous system
- - Chemical processes in living organisms
- - Microscopic organisms
- - Inherited traits
Down
- - Study of life
- - Body structure
- - Medical operation
- - Immunization
- - Circulatory fluid
- - Treatment for illness
- - Medical facility
- - Set of: Heart rate, blood pressure, SpO2
20 Clues: - Immunization • - Study of life • - Body structure • - Body functions • - Medical facility • - Inherited traits • - Medical operation • - Imaging technique • - Circulatory fluid • - Study of diseases • - Atomic composition • - Medical professional • - Treatment for illness • - Microscopic organisms • - Needs to pass the NCLEX • - Elevated body temperature • - Study of the nervous system • ...
kys 2024-04-16
Across
- location
- maths
- chemicals
- electric
- Relating to or composed of substances that do not contain carbon atoms.
- micro
- space
- The study of the structure and function of biological molecules.
- "let's get____"
- astro
- shortest word ever
Down
- bio_____
- quantum
- living things
- study of geans
- heat
- ___________ covers more than 100 different complex diseases.
- can kill.
- earth wind and ____
- gravity
- organisems
21 Clues: heat • maths • micro • space • astro • quantum • gravity • bio_____ • location • electric • chemicals • can kill. • organisems • living things • study of geans • "let's get____" • shortest word ever • earth wind and ____ • ___________ covers more than 100 different complex diseases. • The study of the structure and function of biological molecules. • ...
Luís 30.10.24 2024-10-31
31 Clues: cair • raça • podre • coisa • vento • tempo • pronto • parede • química • ansioso • salário • véspera • retocar • chuvoso • inverno • calçados • estragar • instalar • terceiro • ansiedade • religioso • primavera • vira-lata • ensolarado • temperatura • escorregadio • jogo da forca • pique-esconde • idoso, de idade • "bate aqui" (com as mãos) • foto de quando a pessoa vai presa
Portuguese to English 2021-12-09
School Subjects and Rooms 2023-05-11
Maria Curie 2023-05-26
Across
- any of six international prizes awarded annually for outstanding work in physics, chemistry, physiology or medicine, literature, and economics
- an expert in or student of physics
- a naturally occurring radioactive metal
- city where Marie was born
Down
- a substance that is capable of causing the illness or death
- City where Marie spent most of her life
- an expert in chemistry
- Country where Marie was born
- Marie's first job
- energy that comes from a source and travels through space at the speed of light
10 Clues: Marie's first job • an expert in chemistry • city where Marie was born • Country where Marie was born • an expert in or student of physics • City where Marie spent most of her life • a naturally occurring radioactive metal • a substance that is capable of causing the illness or death • energy that comes from a source and travels through space at the speed of light • ...
Chemistry and its branches 2024-03-27
Across
- not mixed with anything else
- the smallest particle of an element
- chemistry of compounds of carbon
- the medium in which some substances are dissolved
- chemical unit that can't be broken down
- the process by which elements react to form new compounds
Down
- chemistry of molecular structures and its relation to the properties of substances
- science of living organisms and vital processes
- the substance dissolved in the solvent
- a class of mixtures in which individual molecules of substaces are distributed
10 Clues: not mixed with anything else • chemistry of compounds of carbon • the smallest particle of an element • the substance dissolved in the solvent • chemical unit that can't be broken down • science of living organisms and vital processes • the medium in which some substances are dissolved • the process by which elements react to form new compounds • ...
Mateo Burgos 2023-09-26
Across
- branch of chemistry that applies the principles and equations of quantum mechanics to the study of molecules
- distance between corresponding points of two consecutive waves.
- ---- reactants and products
- an ion with positive charge
Down
- subdivision of nuclear chemistry which studies the chemical effects of ionizing radiation on matter.
- quantum of electromagnetic radiation
- form of electromagnetic radiation (EMR).
- number of waves that pas
- negatively charged ions
- group of atoms that bears one or more positive or negative electrical charges.
10 Clues: negatively charged ions • number of waves that pas • ---- reactants and products • an ion with positive charge • quantum of electromagnetic radiation • form of electromagnetic radiation (EMR). • distance between corresponding points of two consecutive waves. • group of atoms that bears one or more positive or negative electrical charges. • ...
Chemistry Revision 2015-05-10
Across
- exothermic reactions give heat ...
- Distillation uses this shaped flask.
- Metals are extracted from ores by reduction with ...
- The pH scale tells you the ... of an acid or alkali.
- These reactions take in heat.
- Evaporation removes ...
- Combustion is an example of an ... reaction.
- Separating dyes using paper and a solvent.
- The colour universal indicator turns in neutral solutions.
Down
- This metal is bottom of the reactivity series.
- Nitric acid gives us this salt.
- This metal is top of the reactivity series.
- Thermal decomposition is breaking something down with ...
- This acid forms sulphate salts.
- When you add acid to alkali.
- Acid + alkali -> salt + ?
- You grind mixtures with a mortar and ...
- A more reactive metal will ... a less reactive one.
18 Clues: Evaporation removes ... • Acid + alkali -> salt + ? • When you add acid to alkali. • These reactions take in heat. • Nitric acid gives us this salt. • This acid forms sulphate salts. • exothermic reactions give heat ... • Distillation uses this shaped flask. • You grind mixtures with a mortar and ... • Separating dyes using paper and a solvent. • ...
chemistry crossword 2016-02-26
Across
- mass unit measure of atomic mass
- vertical column of elements in the periodic table
- reaction a reaction that takes place when two or more substances react to form new substances
- element that has both metallic and nonmetallic properties
- metals group 1 elements in the periodic table ,not including hydrogen
- cloudy mixture in which tiny particles of one substance are held within another
- chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
- change change in appearance or state of a substance that does not change the composition
- shells orbit of electrons around the nucleus of an atom
- positively charged particle in the nucleus of an atom
- vertical of elements in the periodic table
Down
- horizontal row of elements in the periodic table
- chemical combination of two or more elements in a specific ratio
- metals group 2 elements in the elements periodic table
- cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from out from the other substance
- slow chemical change that occurs when oxygen in the air reacts with a metal
- neutral particle in the nucleus of an atom
17 Clues: mass unit measure of atomic mass • neutral particle in the nucleus of an atom • vertical of elements in the periodic table • horizontal row of elements in the periodic table • vertical column of elements in the periodic table • positively charged particle in the nucleus of an atom • metals group 2 elements in the elements periodic table • ...
Chemistry revision 2016-04-12
Across
- A substance that is not mixed or adulterated with any other substance or material.
- phase The liquid or gas that flows through a chromatography system, moving the materials in a mixture.
- Units that make up a polymer
- A substance that speeds up a reaction without being used up
- It contains two or more types of atom joined together
- hydrocarbon Compounds that contains at least one double covalent bond between carbon atoms
- phase The solid or liquid that allows the material in the mixtures to bind with it in a chromatography system.
- The process of the breaking down of hydrocarbons (alkanes) to make more useful smaller hydrocarbons
- point The temperature at which a substances melt. Turning from solid to a liquid
Down
- oil A mixture of different sized hydrocarbon molecules
- It contains just one type of atom
- A substance that has two or more elements or compound
- Molecules that are made from hydrogen and carbon atoms only
- A word to describe how easily a liquid flows
- decomposition It is the breakdown of compounds into simpler substances by heating
- Compounds that only contains single covalent bonds between carbon atoms
- point The temperature at which a substances boils. Turning from a liquid to a gas.
17 Clues: Units that make up a polymer • It contains just one type of atom • A word to describe how easily a liquid flows • A substance that has two or more elements or compound • It contains two or more types of atom joined together • oil A mixture of different sized hydrocarbon molecules • Molecules that are made from hydrogen and carbon atoms only • ...
Chemistry assignment 2020-09-02
Across
- alloy of copper and zinc?
- when a magnesium ribbon is burnt in air, the ash formed is
- used to build airplane bodies?
- this is used for dissolution of gold..
- the respiration process during which glucose undergoes slow combustion by combining with oxygen in the cells of our body to produce energy, is a kind of:
- aqueous solution of sodium chloride is..
- Nature of calium phosphate present in tooth ennamel...
- which one of the following will turn blue litmus red?(a)vinegar (b)lime water (c)baking soda (d)washing soda
Down
- In addition to sodium hydrogen carbonate, baking powder contains a substance X. Name X.
- A white salt on heating decomposes to give brown fumes and yellow residue is left behind. Name the salt.
- In a chemical reaction between sulphuric acid and barium chloride solution the white precipitates formed are of:
- which one of the following will turn red litmus blue?(a)vinegar (b)baking soda (c)lemon juice (d)soft drinks
- on heating blue coloured powder of copper(II) nitrate in a boiling tube, copper oxide(black), oxygen gas and a brown gas X is formed. Identify the brown gas X.
- A metal that do not react with water at all?
- Which gase is used in the storage of fat and oil containing foods for a long time?
- which acid is found in apples?
- which one of the following is acidic?(a) lemon juice (b) tomatoes (c)milk (d)all
17 Clues: alloy of copper and zinc? • used to build airplane bodies? • which acid is found in apples? • this is used for dissolution of gold.. • aqueous solution of sodium chloride is.. • A metal that do not react with water at all? • Nature of calium phosphate present in tooth ennamel... • when a magnesium ribbon is burnt in air, the ash formed is • ...
Chemistry assignment 2020-09-02
Across
- alloy of copper and zinc?
- when a magnesium ribbon is burnt in air, the ash formed is
- used to build airplane bodies?
- this is used for dissolution of gold..
- the respiration process during which glucose undergoes slow combustion by combining with oxygen in the cells of our body to produce energy, is a kind of:
- aqueous solution of sodium chloride is..
- Nature of calium phosphate present in tooth ennamel...
- which one of the following will turn blue litmus red?(a)vinegar (b)lime water (c)baking soda (d)washing soda
Down
- In addition to sodium hydrogen carbonate, baking powder contains a substance X. Name X.
- A white salt on heating decomposes to give brown fumes and yellow residue is left behind. Name the salt.
- In a chemical reaction between sulphuric acid and barium chloride solution the white precipitates formed are of:
- which one of the following will turn red litmus blue?(a)vinegar (b)baking soda (c)lemon juice (d)soft drinks
- on heating blue coloured powder of copper(II) nitrate in a boiling tube, copper oxide(black), oxygen gas and a brown gas X is formed. Identify the brown gas X.
- A metal that do not react with water at all?
- Which gase is used in the storage of fat and oil containing foods for a long time?
- which acid is found in apples?
- which one of the following is acidic?(a) lemon juice (b) tomatoes (c)milk (d)all
17 Clues: alloy of copper and zinc? • used to build airplane bodies? • which acid is found in apples? • this is used for dissolution of gold.. • aqueous solution of sodium chloride is.. • A metal that do not react with water at all? • Nature of calium phosphate present in tooth ennamel... • when a magnesium ribbon is burnt in air, the ash formed is • ...
Chemistry 12 2016-12-05
Across
- an insoluble solid that comes from a liquid solution
- a mixture of two or more substances
- the greater component in a solution
- a substance that has the ability to conduct heat, electricity, or sound
- processes by which electrically neutral atoms convert to electrically charged atoms
- able to dissolve
- can not dissolve any more of a certain substance, therefore causing the excess to form in a different phase
Down
- consisting of molecules
- the process involving the separation of positive and negative ions in ionic compounds like salts
- the lesser component in a solution
- completely dissolves substance until there is no remaining or any excess
- the amount of solute required in a substance to produce a specific volume of a saturated solution
- a solution that conducts electricity
- metal ions (and ammonium ion)
- characterized by ions
- the number of moles (of solute) per liter of solution
- non-metal ions (negative charge)
17 Clues: able to dissolve • characterized by ions • consisting of molecules • metal ions (and ammonium ion) • non-metal ions (negative charge) • the lesser component in a solution • a mixture of two or more substances • the greater component in a solution • a solution that conducts electricity • an insoluble solid that comes from a liquid solution • ...
Chemistry 12 2016-12-05
Across
- consisting of molecules
- an insoluble solid that comes from a liquid solution
- metal ions (and ammonium ion)
- able to dissolve
- a substance that has the ability to conduct heat, electricity, or sound
- can not dissolve any more of a certain substance, therefore causing the excess to form in a different phase
- the amount of solute required in a substance to produce a specific volume of a saturated solution
- non-metal ions (negative charge)
Down
- processes by which electrically neutral atoms convert to electrically charged atoms
- completely dissolves substance until there is no remaining or any excess
- a solution that conducts electricity
- characterized by ions
- the lesser component in a solution
- the process involving the separation of positive and negative ions in ionic compounds like salts
- the greater component in a solution
- a mixture of two or more substances
- the number of moles (of solute) per liter of solution
17 Clues: able to dissolve • characterized by ions • consisting of molecules • metal ions (and ammonium ion) • non-metal ions (negative charge) • the lesser component in a solution • the greater component in a solution • a mixture of two or more substances • a solution that conducts electricity • an insoluble solid that comes from a liquid solution • ...
chemistry vocabulary 2020-09-08
Across
- a special type of homogeneous mixture composed of two or more substances
- a substance that cannot be broken down any further it is made up of one molecule
- process by which solid particles in a liquid or gaseous fluid are removed with a filter
- the result of a chemical reaction
- a material made up of two or more substances
- a set of chemical elements in the same vertical column
- a property of a physical body aka weight
- any substance composed of two or more identical molecules
- the creation of a solid from a solution
Down
- a physically distinctive form of matter
- the action of purifying a liquid by process of cooling and heating
- a nearly incompressible fluid that conforms to the shape of its container
- matter which has a specific composition and properties
- a row of chemical elements on the periodic table
- a gas-phase material that normally is a liquid or solid in set conditions
- a state of matter which the particles are compact
- a state of matter in which the particles are spread out and conform to its surrounding
17 Clues: the result of a chemical reaction • a physically distinctive form of matter • the creation of a solid from a solution • a property of a physical body aka weight • a material made up of two or more substances • a row of chemical elements on the periodic table • a state of matter which the particles are compact • matter which has a specific composition and properties • ...
Ocean Chemistry 2020-11-05
Across
- the amount of space an object occupies
- life supporting component of air
- the amount of salt dissolved in water solid inorganic substance of natural occurrence
- natural gas in solution with crude oil in the reservoir under reservoir temperature and pressure conditions.
- the ocean's ongoing decrease in pH
- how pact something is (mass/volume)
- substance produced by reaction of an acid with a base
Down
- gas absorbed by plants during photosynthesis
- distinct layer in fluid which temperature changes more drastically with depth
- branch of science that explores the chemical processes within and related to living organism
- science that deals with synthesis and behavior of inorganic and organometallic compounds.
- the temperature close to the ocean's surface
- processes that removes soil, rock, or dissolved material from one location
- forms about 78% of the Earth's atmosphere
- mix into and melt within a liquid but has several other meanings, including to break apart.
- the amount of matter in an object
- study of the structure, properties, composition, reactions, and preparation of carbon-containing compounds
17 Clues: life supporting component of air • the amount of matter in an object • the ocean's ongoing decrease in pH • how pact something is (mass/volume) • the amount of space an object occupies • forms about 78% of the Earth's atmosphere • gas absorbed by plants during photosynthesis • the temperature close to the ocean's surface • ...
