chemistry Crossword Puzzles
Chemistry Crossword 2014-12-18
Across
- This is what happens when gas is made in a chemical reaction.
- Results should be plotted to draw one of these.
- (6,6) A clear sign of a chemical reaction.
- The element has the chemical symbol Na
- (6,6) This is used to heat things up safely.
- (8,5) You've got a copy of this in your planner.
- Unwanted chemicals in the environment are sometimes called this.
- (5,5) Used to hold things while you do an experiment.
- Water is a good example of this state of matter.
- (4,4) A thin glass container used for testing chemicals.
- Something you keep the same to make a fair test.
- The proper word is "combustion" this is a very hot chemical reaction.
Down
- You hate wearing these, but they keep your eyes safe.
- This element has the chemical symbol Ca
- The hardest state of matter.
- A blue Bunsen flame is called this.
- (6,7) A greenhouse gas.
- If a reaction gets hot or cold, we say this has changed.
- The lightest state of matter.
- A condition that could be changed.
- A reactive gas in air, we need it for life.
- An orange Bunsen flame is called this.
- Results should be recorded in one of these.
- This element has the chemical symbol Cu
24 Clues: (6,7) A greenhouse gas. • The hardest state of matter. • The lightest state of matter. • A condition that could be changed. • A blue Bunsen flame is called this. • The element has the chemical symbol Na • An orange Bunsen flame is called this. • This element has the chemical symbol Ca • This element has the chemical symbol Cu • (6,6) A clear sign of a chemical reaction. • ...
Chemistry Crossword 2014-11-07
Across
- A cloudy mixture in which tiny particles of one substance are visible
- A combination of pure substances
- Substances ability to resist being scratched
- Highly valued metal, Attractive colour and Lustre. Does not Tarnish.
- Orange Square Safety Hazard Symbol
- Also a cloudy mixture, but the particles are not visible
- Temperature at which a substance changes from Liquid to Gas
- Discovered the Nucleus, First name Ernest
- Gas to Liquid
- Temperature at which a substance changes from Solid to Liquid
- Fourth State of Matter
- The amount of mass in a given volume of a substance
- Created the Billiard Ball model, first name John
Down
- Solid to Liquid
- Information Sheets about specific Chemicals
- Gas to Solid/ Solid to Gas
- Ability of a substance to be dissolved into another
- Liquid to Solid
- Liquid to Gas
- A substances ability to be pounded into sheets
- Yellow Triangle Safety Hazard Symbol
- A substances ability to be stretched into long wire
- Russian Chemist who was able to organize elements through patterns in properties of the elements
- Creator of the "Raisin Bun model"
- Red Octagon Safety Hazard Symbol
25 Clues: Liquid to Gas • Gas to Liquid • Solid to Liquid • Liquid to Solid • Fourth State of Matter • Gas to Solid/ Solid to Gas • A combination of pure substances • Red Octagon Safety Hazard Symbol • Creator of the "Raisin Bun model" • Orange Square Safety Hazard Symbol • Yellow Triangle Safety Hazard Symbol • Discovered the Nucleus, First name Ernest • ...
Chemistry Crossword 2014-11-07
Across
- The most stable and unreactive elements.
- Translates into "the chemist"
- Releases heat
- A metal and non-metal
- When 2 or more substances combine to form a new substance
- J.J Thomson's model
- Negatively charged particles
- A change that is irreversible
- Slow reaction requiring oxygen
- A non-metal and non-metal
- NaCl
- A change that is reversible
- Organic Catalyst
Down
- Absorbs heat
- Neutrally charged particles
- Below the element's name
- The number on the top left
- Located in the center of the atom
- John Dalton's model
- Rows in the periodic table
- An atom that has become electrically charged
- C02
- Columns in the periodic table
- Fast reaction requiring oxygen
- A table of elements
- Positively charged particles
26 Clues: C02 • NaCl • Absorbs heat • Releases heat • Organic Catalyst • John Dalton's model • J.J Thomson's model • A table of elements • A metal and non-metal • Below the element's name • A non-metal and non-metal • The number on the top left • Rows in the periodic table • Neutrally charged particles • A change that is reversible • Negatively charged particles • Translates into "the chemist" • ...
Chemistry Crossword 2014-11-07
Across
- are substance that help reaction proceed faster
- change the results when two or more substance react to create a different substance or substances
- a table in which the elements are organized by their physical and chemical property
- property that describes the physical appearance and composition of a substance
- pure substance formed when at least one metal and non metal combine
- new substance produced
- change in the appearance or state of a substance that does not change the composition
- oxygen reacts with a substance
- absorbs energy
- mass of one atom of an element
- can be broken down into other substance
- cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated
Down
- release energy
- substance that react with another substance
- description of how substance interacts with other substances
- can be seperated
- all products of a chemical reaction are accounted for
- become electrically charged
- most reactive of the metals
- group 17 elements in periodic table
- two or more pure substance
- chemical combination of two or more elements in a specific ratio
- number of protons in the nucleus
- combination of pure substances
- slow chemical change
25 Clues: release energy • absorbs energy • can be seperated • slow chemical change • new substance produced • two or more pure substance • become electrically charged • most reactive of the metals • oxygen reacts with a substance • combination of pure substances • mass of one atom of an element • number of protons in the nucleus • group 17 elements in periodic table • ...
Chemistry Bubble 2014-11-13
Across
- This applies to predictions of future events, to physical measurements that are already made, or to the unknown. Uncertainty arises in partially observable and/or stochastic environments, as well as due to ignorance and/or indolence.
- It is the analysis of the relationships between different physical quantities by identifying their fundamental dimensions (such as length, mass, time, and electric charge) and units of measure (such as miles vs. kilometers, or pounds vs. kilograms vs. grams) and tracking these dimensions as calculations or comparisons are performed.
- A ____________ is a substance or compound that is added to a system in order to bring about a chemical reaction, or added to see if a reaction occurs.
- ____________ is a chemical property that describes the tendency of an atom or a functional group to attract electrons (or electron density) towards itself.
- _______________ are the species formed from chemical reactions.
- This is the quantity of three-dimensional space enclosed by some closed boundary, for example, the space that a substance (solid, liquid, gas, or plasma) or shape occupies or contains.
- ____________ is based on, concerned with, or verifiable by observation or experience rather than theory or pure logic.
- These are those digits that carry meaning contributing to its precision.
- The person the mole is named after.
- This is a clear, colorless, highly pungent solution of hydrogen chloride in water. It is a highly corrosive, strong mineral acid with many industrial uses. It is found naturally in gastric acid.
- ___________ is a group of chemical elements with similar properties: under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity. helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and the radioactive radon (Rn).
- It is the calculation of relative quantities of reactants and products in chemical reactions.
- This is the very dense region consisting of protons and neutrons at the center of an atom.
- The thing we use to measure small things.
- _________ table is a tabular arrangement of the chemical elements, organized on the basis of their atomic number (number of protons in the nucleus), electron configurations, and recurring chemical properties.
- It is the smallest unit that defines the chemical elements and their isotopes.
- This is a subatomic particle with a negative elementary electric charge.
- _________ mass (M) is a physical property. It is defined as the mass of a given substance (chemical element or chemical compound) divided by its amount of substance. The base SI unit is kg/mol. However, for historical reasons, are almost always expressed in g/mol.
Down
- It is a chemical element. It is a member of the chalcogen group on the periodic table and is a highly reactive nonmetallic element and oxidizing agent that readily forms compounds (notably oxides) with most elements.
- ___________ is the determination of the absolute or relative abundance (often expressed as a concentration) of one, several or all particular substance(s) present in a sample.
- The _________ metals are a group (column) in the periodic table that take a +1 charge (+1 oxidation state.)
- It is an atom or molecule in which the total number of electrons is not equal to the total number of protons, giving the atom a net positive or negative electrical charge.
- Name this(HNO3).
- It is a subatomic particle with a positive electric charge of +1e elementary charge and mass slightly less than that of a neutron.
- The international system of units, abbreviated __________, from French: Le Système International d'Unités) is the modern form of the metric system and is the world's most widely used system of measurement, used in both everyday commerce and science.
- ____________ molecules are molecules composed of only two atoms.
- It is the degree of closeness of measurements of a quantity to that quantity's actual (true) value.
- Percent __________ is a special case of the percentage form of relative change calculated from the absolute change between the experimental (measured) and theoretical (accepted) values, and dividing by the theoretical (accepted) value.
- One mole of an ideal gas has a volume of 22.7 L at _______.
- What you have when two or more of any elements are joined together chemically.
- This is the degree to which repeated measurements under unchanged conditions show the same results.
- The _______ bond is type of chemical bond that involves the electrostatic attraction between oppositely charged ions.
- In chemistry,__________ , also referred to as reaction __________, is the amount of product obtained in a chemical reaction.
- ___________ weight(GFM) refers to the mass of a molecule. It is calculated as the sum of the mass of each constituent atom multiplied by the number of atoms of that element.
- It is found at group 11 period 4.
- He theorized that atoms have their charge Rutherford concentrated in a very small nucleus.
- ___________ are a group in the periodic table consisting of five chemically related elements: fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At).
- ____________ is a polyatomic anion with the empirical formula SO4(2−).
- The __________ bond is a chemical bond that involves the sharing of electron pairs between atoms.
- __________ reaction is a process that leads to the transformation of one set of chemical substances to another.
- The law of conservation of ________ , or principle of _______ conservation, states that for any system closed to all transfers of matter and energy (both of which have _______), the _______ of the system must remain constant over time, as system _______ cannot change quantity if it is not added or removed. (All 5 blanks are the same word.)
41 Clues: Name this(HNO3). • It is found at group 11 period 4. • The person the mole is named after. • The thing we use to measure small things. • One mole of an ideal gas has a volume of 22.7 L at _______. • _______________ are the species formed from chemical reactions. • ____________ molecules are molecules composed of only two atoms. • ...
Chemistry Crossword 2014-11-04
Across
- Increases the rate of a chemical reaction
- Classified by Moh's Hardness Scale
- Symbol is Au
- Liquid to solid
- Absorbs heat
- Positive Charge
- A WHMIS Symbol seen on CO2 cartridges
- Shininess
- Densest State of Matter
- What it looks like
- Gas to Liquid
- Ability to be dissolved
- Ability to conduct heat or electricity
- Workplace Hazardous Materials Information System
- Least densest State of Matter
Down
- Releases heat
- Solid to liquid
- Charges in an element
- Liquid to Gas
- Ability to be pounded into sheets
- Solid To Gas
- Ability to be stretched into wires
- Neutral Charge
- Negative Charge
- Amount of mass in a given volume
- Household Product System
26 Clues: Shininess • Symbol is Au • Absorbs heat • Solid To Gas • Releases heat • Liquid to Gas • Gas to Liquid • Neutral Charge • Solid to liquid • Liquid to solid • Positive Charge • Negative Charge • What it looks like • Charges in an element • Densest State of Matter • Ability to be dissolved • Household Product System • Least densest State of Matter • Amount of mass in a given volume • ...
Chemistry Crossword 2014-11-04
Across
- Positively charged particle in the nucleus of an atom
- Chemical reaction that occurs when oxygen reacts with a substance to form a new substance that gives off energy
- A material changes from one state to another
- Chemical reaction that takes place in cells
- Measured by atomic mass unit
- The most reactive of the metals
- Two or more materials react and create a new substance
- Horizontal row of elements in the periodic table
- Invisible negatively charged particle that orbits the nucleus of an atom
- The most stable and unreactive elements
- Catalyst involved in chemical reactions in living things
- Pure substance formed when non metals combine
- Solid liquid gas and plasma
- Slow chemical change that occurs when oxygen in the air reacts with a metal
- Element that has both metallic and non metallic properties
Down
- An experiment in which one or more products of the chemical reaction can escape
- The law that states that matter is not created or destroyed in a chemical reaction
- Combination of symbols that represent a compound
- The fourth state of matter
- Pure substance formed when at least one metal and one non metal combine
- The most reactive non metals
- An experiment where all reactants and products of a chemical reaction are accounted for
- Substances that help a chemical reaction to proceed more quickly
- Vertical column of elements in the periodic table
- Neutral particle in the nucleus of an atom
25 Clues: The fourth state of matter • Solid liquid gas and plasma • Measured by atomic mass unit • The most reactive non metals • The most reactive of the metals • The most stable and unreactive elements • Neutral particle in the nucleus of an atom • Chemical reaction that takes place in cells • A material changes from one state to another • ...
Chemistry Crossword!!! 2014-11-04
Across
- Compound formed when two nonmetals combine
- a system in which the products can escape
- characteristics used to describe a substance
- created the organization for the periodic table of elements
- A compound that is created by combing a metal and non-metal
- the substances that start the reaction
- the orbit of electrons around a nucleus in an atom
- the 7 horizontal rows in the periodic table
- elements with metal and non metal properties
- a chemical reaction that is formed when oxygen reacts with a substance that gives off energy
- Element that is brittle before heated
- matter going from a solid to liquid
Down
- An Organic Catalyst
- These chemists wrote the first chemistry text and created beakers and other lab equipment
- Found in the 18th group on periodic table of elements
- stands for workplace hazardous material information system
- a physical property found in metals and carbon
- Number that represents number of electrons and protons in one atom of elements
- A higher_________ creates a faster reaction rate
- Another word for a mechanical mixture
- Comes from the Greek word meaning juice of a plant
- the amount of mass in a given volume
- A chemical reaction that releases heat
- anything with mass or that occupies space
- Subatomic particles that are neutrally charged
25 Clues: An Organic Catalyst • matter going from a solid to liquid • the amount of mass in a given volume • Another word for a mechanical mixture • Element that is brittle before heated • the substances that start the reaction • A chemical reaction that releases heat • a system in which the products can escape • anything with mass or that occupies space • ...
CHEMISTRY CROSSWORD 2014-11-04
Across
- Cloudy mixture, cannot be separated looks like one
- Solid to liquid
- Mixture of two or more pure substances that
- Anything that has mass and occupies space.
- Gas to solid
- change When two or more substances react to create a different substances
- mixture Mixture in which the different substances that make up the mixture are visible
- Solid to gas
- Liquid to gas
- Combination of pure substances
- table Where elements are organize are organize by their physical and chemical properties
Down
- compounds A pure substance formed when at least have one metal and non metal
- Chemical combination of two or more elements in a specific ratio
- Workplace Hazardous Materials Information System
- Cloudy mixture, where tiny particles are held within one another and the particles can be separated
- Gas to liquid
- properties Properties that describes the physical appearance and composition of a substance
- Amount of mass in a given volume
- Pure substances that cannot be broken down into other substances
- Liquid to solid
- change Change in the appearance or state of a substance that does not change the composition
- solution A solution in which water is the solvent
- substances Substances made of only one kind of matter
23 Clues: Gas to solid • Solid to gas • Gas to liquid • Liquid to gas • Solid to liquid • Liquid to solid • Combination of pure substances • Amount of mass in a given volume • Anything that has mass and occupies space. • Mixture of two or more pure substances that • Workplace Hazardous Materials Information System • solution A solution in which water is the solvent • ...
Chemistry Crossword 2014-11-04
Across
- an experiment in which all reactant and all product of a chemical reaction are accounted for.
- mass of one atom in an element
- group 2 on the periodic table
- a slow chemical change when oxygen reacts with metal
- metal+non-metal
- Non-reversible
- natural gases
- a new substance produced in a chemical reaction between reactant
- non-metal+non metal
Down
- chemical which absorbs heat is
- a chemical reaction that takes place in the cell of your body
- substance that helps chemical reaction to proceed more quickly
- cloudy mixture
- number of protons in the nucleus of one of an element
- Reversible
- a substance that react's with other substance to create a new substance with a different properties
- the smallest part of an element that is representative of the element
- ability of a substance to conduct electricty or heat
- chemical which release heat energy is
- very reactive material
- chemical reaction that occurs when oxygen reacts with other substance which gives of energy
- neutral particle
- negative charges
- positive charges
24 Clues: Reversible • natural gases • cloudy mixture • Non-reversible • metal+non-metal • neutral particle • negative charges • positive charges • non-metal+non metal • very reactive material • group 2 on the periodic table • chemical which absorbs heat is • mass of one atom in an element • chemical which release heat energy is • a slow chemical change when oxygen reacts with metal • ...
Chemistry Crossword 2014-11-04
Across
- Things that accelerate chemical reaction
- A Factor of rection
- Pure substance created when two non-metals combine
- Na
- Fe
- The system that allows gases to escape
- The amount in a given space
- Pb
- Hot and Cold
- The state in "The Middle"
Down
- Anti-Heat
- The system that does not allow gas to escape
- The least hard stater posible
- The amount of weight
- Positives and negitives
- Has heavy concentration in the air
- A reaction that changes the molecular composition
- Its all around us
- The first element on the Table
- The Hardest state possible
- Fr
- Pro-Heat
- The result of a chemical reaction
23 Clues: Na • Fe • Pb • Fr • Pro-Heat • Anti-Heat • Hot and Cold • Its all around us • A Factor of rection • The amount of weight • Positives and negitives • The state in "The Middle" • The Hardest state possible • The amount in a given space • The least hard stater posible • The first element on the Table • The result of a chemical reaction • Has heavy concentration in the air • ...
chemistry crossword 2014-11-06
Across
- a element with the atomic number 'ZN'
- group of atoms joined by covalent bonds
- neutral particle in the nucleus in an atom
- an element with the atomic symbol 'RN'
- an element with the atomic symbol of 'H'
- an element with the atomic symbol 'B'
- the group in the periodic table between metals and non metals
- positively charged particle in an atom
- mass of one element calculated from the total number of protons
- horizontal row of elements on periodic table
- atom that has become electrically charged because it lost or gained electrons
- the centre of an atom
- pure substance that can not be broken down and made up of only one atom
- makes up all living things that occupy space
- an element with the atomic symbol 'AU'
Down
- combination of pure substances
- the most reactive non metals on the periodic table
- negatively charged atom that goes around the nucleus
- slow chemical change that occurs when oxygen reacts with metal
- chemical reaction that absorbs energy
- a table where all the elements are organized
- chemical reaction where oxygen reacts with a substance to from new substance and give off energy
- a material that electrical charge can pass through easily
- the smallest part of an element that makes up all living things
- a vertical column of elements on the periodic table
- shiny, malleable, ductile elements that conduct electricity
26 Clues: the centre of an atom • combination of pure substances • a element with the atomic number 'ZN' • chemical reaction that absorbs energy • an element with the atomic symbol 'B' • an element with the atomic symbol 'RN' • positively charged particle in an atom • an element with the atomic symbol 'AU' • group of atoms joined by covalent bonds • ...
Chemistry Crossword 2014-11-03
Across
- neutral particle in the nucleus of an atom
- group of atoms joined by covalent bonds
- vertical column of elements in the periodic table
- table that has all the elements
- a new substance formed by reactants
- slow chemical reaction
- a reaction that gives off heat
- smallest part of an element
- this elements symbol is N
- a subatomic particle with a negative charge
- center of an atom
Down
- this elements symbol is Ne
- a pure substance formed when a metal and non metal combine
- the number of the element on the table of elements
- 2 or more atoms that create a substance
- the stuff we breathe
- mass of an atom
- a reaction that absorbs heat
- this element can be found in a banana
- an organic catalyst
- this elements symbol is H
- a subatomic particle with a positive charge
- an organic catalyst
- a substance speeds up a chemical reaction
- this elements symbol is Au
25 Clues: mass of an atom • center of an atom • an organic catalyst • an organic catalyst • the stuff we breathe • slow chemical reaction • this elements symbol is H • this elements symbol is N • this elements symbol is Ne • this elements symbol is Au • smallest part of an element • a reaction that absorbs heat • a reaction that gives off heat • table that has all the elements • ...
Chemistry Crossword!! 2015-09-17
Across
- The name of the group of elements found in group 1 on the periodic table
- Another word for semimetal
- Name for a column on the periodic table
- The number of protons plus neutrons in an atom
- The name of the layers found around the nucleus of an atom that hold electrons
- An atom that has gained/lost neutrons
- Part of an atom that consists of protons and neutrons
- The number of protons in an atom
- Positively charged ions
- Substance consisting of atoms found on the periodic table
- The name of the original state of an electron before and after it has gone to its excited state
- The name of the set of metallic elements in the central block of the periodic table from group 4-13
- The name of an atom that has gained/lost one or more electrons
- The name of a substance formed when two or more chemical elements are chemically bonded together
- The name of the group of metallic elements in the periodic table with atomic numbers 57-71
- The model that describes that electrons are found inn shells
- Name of left over shells
- Neutrally charged particle found in the nucleus
- The name of the group of elements found in group 18 on the periodic table
Down
- The name of the symbol of an element
- Another name for electron shells
- The name of the group of elements found in group 17 of the periodic table
- The name of a particle representing a quantum of light or other electromagnetic radiation
- The way you present the number of electrons in each shell
- The name of the state when an electron jumps from the ground state to a higher energy state
- Name for a row on the periodic table
- The name of the chemical bond formed between two ions with opposite charges
- The name of the group of metallic elements in the periodic table from 89-103
- Name of left over electrons
- Negatively charged ions
- Name of the thing that makes up all matter
31 Clues: Positively charged ions • Negatively charged ions • Name of left over shells • Another word for semimetal • Name of left over electrons • Another name for electron shells • The number of protons in an atom • The name of the symbol of an element • Name for a row on the periodic table • An atom that has gained/lost neutrons • Name for a column on the periodic table • ...
Chemistry Crossword 2015-12-01
Across
- - dull, brittle element that does not conduct electricity
- - group 17 elements in the periodic table; the most reactive non-metals
- - the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
- - atom that has become electrically charged because it has lost or gained electrons; a positive ion is an atom that has lost one or more electrons; a negative ion is an atom that has gained one or more electrons
- - description of a substance that can be pounded or rolled into sheets
- - group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
- - anything that has mass and occupies space
- - substance that helps a chemical reaction to proceed more quickly
- - invisible negatively charged particle that orbits the nucleus of an atom
- - neutral particle in the nucleus of an atom
- - mass of one atom of an element calculated from the total number of protons, neutrons, and electrons of that atom; measured in atomic mass units (amu)
- - substance that reacts with another substance or substances in a chemical reaction to create new substances with different properties
- - change of state from a liquid to a solid
Down
- - pure substance that cannot be broken down into other substances; substance made up of only one type of atom
- - shiny , malleable, ductile element that conducts electricity
- - number of protons in the nucleus of one atom of an element
- - property that describes the physical appearance and composition of a substance
- - metals that have a density of 5 or higher heavy metals are one type of substance monitored to determine water quality
- - group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
- - substance that strongly resists the flow of electricity
- - the sum of the number of protons and neutrons in an atom
- - group 18 elements in the periodic table; the most stable and unreactive elements
- - change of state from a gas to a solid
- - positively charged centre of an atom; contains protons and neutrons
- - chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
25 Clues: - change of state from a gas to a solid • - change of state from a liquid to a solid • - anything that has mass and occupies space • - neutral particle in the nucleus of an atom • - dull, brittle element that does not conduct electricity • - substance that strongly resists the flow of electricity • - the sum of the number of protons and neutrons in an atom • ...
Chemistry crossword 2015-12-02
Across
- a chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
- group of atoms joined by covalent bonds
- anything that has mass and occupies space
- made of only one kind of matter
- horizontal row of elements in the periodic table
- group 17 elements in the periodic table
- group 1 elements in the periodic table, not including hydrogen
- a system of easy-to-see warning symbols on hazardous materials
- pure substance formed when non-metals combine
- a table in which the elements are organized by their physical and chemical properties
- pure substance formed when at least one metal and one non-metal combine
- change in the appearance or state of a substance that does not change the composition
- vertical column of elements in the periodic table
- measure of one atomic mass
- the ability of a substance to conduct electricity or heat
Down
- positively charged centre of an atom; contains protons and neutrons
- combination of symbols that represent a compound
- occurs when two or more materials react and create new materials
- characteristics that describe a particular substance (e.g. colour, lustre, melting point)
- netrual particle in the nucleus of an atom
- a reaction that takes place when two or more substances react to form new substances
- amount of mass in a given volume of a substance
- positively charged particle in the nucleus of an atom
- group of atoms acting as one
- mass of one atom of an element calculated from the total number of protons, neutrons, electrons of that atom
25 Clues: measure of one atomic mass • group of atoms acting as one • made of only one kind of matter • group of atoms joined by covalent bonds • group 17 elements in the periodic table • anything that has mass and occupies space • netrual particle in the nucleus of an atom • pure substance formed when non-metals combine • amount of mass in a given volume of a substance • ...
Chemistry Crossword 2015-12-02
Across
- Degradation Of a material Over time
- Substance that accelerates a chemical reaction
- A Table of the elements organized by number
- Chemical process in which a substance reacts rapidly with oxygen and give off heat
- Signs that appear on Hazardous Materials
- in a Chemical Reaction the mass of the reactants and will stay the same
- Substances that make products
- Created by reactants
- Elementary particle with no charge
- he basic unit of a chemical element
- negative charge
- Natural Catalyst in your saliva
- a particle that is electrically charged negative postive
Down
- When none of the reactants/products can escape an experiment
- positive charge
- The order of the element in the Periodic table
- When one metal and one non metal combine to make a new subbsantce
- the positively charged central core of an atom
- how heavy the atom is
- when some of the reactants/products can escape
- when substances react to create a new substance
- Absorbing energy (heat)
- the most reactive metal
- when a metal and a nonmetal combine
- the most reactive non metals
25 Clues: positive charge • negative charge • Created by reactants • how heavy the atom is • Absorbing energy (heat) • the most reactive metal • the most reactive non metals • Substances that make products • Natural Catalyst in your saliva • Elementary particle with no charge • Degradation Of a material Over time • when a metal and a nonmetal combine • he basic unit of a chemical element • ...
Chemistry Crossword 2015-12-02
Across
- amount of mass in a given volume of a substance
- a group of 17 elements on the periodic table
- chemical combination of two or more elements in a specific ratio
- description of a substance that can be pounded or rolled into sheets
- a extremely small thing
- an atom that has lost or gained electrons
- when oxygen reacts with another substance and creates energy
- when 2 or more substances react
- ability of a substance to conduct electricity or heat
- change of state
- a non-metal combined with a pure substance
- a thought that people generally accept
- during a reaction the product can escape
- a table in which the elements are organized by their physical and chemical properties
Down
- group of atoms joined by covalent bonds
- materials at the start of a reaction
- group 18 elements in the periodic table
- During a reaction the product cannot escape
- pure substances formed when non-metals combine
- Things are made up of __________
- new materials created by a reaction
- slow chemical change that occurs when oxygen in the air reacts with a metal
- a vertical column of elements in the periodic table
- change of state
- a material that electric charge can move through easily
25 Clues: change of state • change of state • a extremely small thing • when 2 or more substances react • Things are made up of __________ • new materials created by a reaction • materials at the start of a reaction • a thought that people generally accept • group of atoms joined by covalent bonds • group 18 elements in the periodic table • during a reaction the product can escape • ...
Chemistry Crossword 2015-10-04
Across
- State without charge
- A particle carrying light
- The last shell in the electron config.
- A negatively charged ion
- The building blocks of the universe
- Name of elements in the middle
- Number of protons plus electrons
- A particle circling the atom
- The centre of an atom
- Elements 57-71
- Electrons in the last electron shell
- An atom with more/less electrons
- Group 18 on the periodic table
- Group 17 in Periodic table
Down
- An element with more/less neutrons
- Number of protons
- The charged state of an atom
- Rows in the Periodic Table
- Elements with mixtures of metals and non metals
- Transfer of valence electrons
- Group 1 of the periodic table
- Two bonded elements
- The setup of electrons
- Current model of atom
- Columns in the periodic table
- Elements 89-103
- The space around an atom that electrons travel in
- Simplest form of a substance
- Positively charged ion
- Subatomic particle with no charge
30 Clues: Elements 57-71 • Elements 89-103 • Number of protons • Two bonded elements • State without charge • Current model of atom • The centre of an atom • The setup of electrons • Positively charged ion • A negatively charged ion • A particle carrying light • Rows in the Periodic Table • Group 17 in Periodic table • The charged state of an atom • Simplest form of a substance • ...
Chemistry Crossword 2015-06-02
Across
- an ion that has a positive charge
- whole number in front of a formula in a chemical equation
- unit that energy is measured in
- another word for "state"
- lowest energy state
- the study of the transfer of energy as heat
- the substance that is dissolved
- a substance made up of atoms of two or more different elements joined by chemical bonds
- arrangement of electrons in an atom
- shows the trend in solubility of a substance at a given temperature range
- an atoms has more energy than it does at its lowest state
- an ion that has a negative charge
- exactness of a measurement
- series of steps followed to solve problems
- element that is shiny and conducts heat
Down
- how close a measurement is to the true value
- bond between a metal and a nonmetal
- bond formed between to metalloids
- distance from any point on a wave to an identical point on the next wave
- horizontal row of elements that change periodically with the atomic numbers of the elements
- the time required for half of a radioactive sample to decay
- forward and reverse reactions happen at the same time
- absorbs heat and energy
- chemical formula that shows the composition of a compound in terms of the relative numbers and kinds of atoms in the simplest ratio
- parts of the mixture that look the same
- the ability of an atom to attract electrons
- bond between two nonmetals
- one of the elements in Group 18, stable elements
- atom that has the same number of protons but a different number of neutrons
- one of the elements of Group 1 of the periodic table
- more dense than a gas but less dense than a solid
- releases heat and energy
- substance that forms in a chemical reaction
- SI unit used to measure the amount of a substance whose number of particles is the same as the number of atoms
- one of the elements in Group 17
35 Clues: lowest energy state • absorbs heat and energy • another word for "state" • releases heat and energy • bond between two nonmetals • exactness of a measurement • unit that energy is measured in • the substance that is dissolved • one of the elements in Group 17 • an ion that has a positive charge • bond formed between to metalloids • an ion that has a negative charge • ...
Organic Chemistry 2015-08-27
Across
- a fossil fuel composed primarly of alkanes containing one to four carbon atoms
- two parts of a molecule are added to an unsaturated molecule, increasing the saturation of the molecule.
- when hydrocarbon groups are bonded to the same atom of oxygen.
- one or more atoms replace another atom or group of atoms in a molecule.
- one or more halogen atome fluorine, chlorine, bromine, or iodine are substituted for one or more hydrogen atoms in a hydrocarbon
- contain one or more hydroxyl groups
- Compounds any member of a large class of gaseous, liquid, or solid chemical compounds whose molecules contain carbon.
- first to synthesize an organic compound from inorganic chemicals
- a polymer formed by condensation reactions
- groups of atoms that form when one hydrogen atom is removed from an alkane molecule
- Indicates the number and types of atoms present in a molecule and also show’s the bonding arrangement.
Down
- alkens where the carbon atoms are arranged
- Also called constitutional isomers
- The small units
- the order of atom bonding is the same but the arrangement of atoms in space is different.
- simple molecules, such as water ore ammonia is formed from adjacent carbon atoms of a larger molecule.
- two molecules or parts of the same molecule combine.
- a polymer formed by addition reactions between monomers that contain a double bond.
- polymers made from two or more different monomers
- Large molecules made of many small units joined to each other.
- Hydrocarbons that only contain single bonds
21 Clues: The small units • Also called constitutional isomers • contain one or more hydroxyl groups • alkens where the carbon atoms are arranged • a polymer formed by condensation reactions • Hydrocarbons that only contain single bonds • polymers made from two or more different monomers • two molecules or parts of the same molecule combine. • ...
Chemistry 11 2015-08-31
Across
- This Quantum number describes the orientation of the electron-wave in space
- To whom uncertainty principle said that " It is impossible to determine the exact position, velocity etc. of an electron at the same time
- "The maximum number of valence electron for any atom is equal to eight"
- abbreviation/ representation of the identity of the elements consisting a compound
- Describes each electron completely in an atom
- chemical elements found in Group 1 of the periodic table
- " All matter exhibits wave character"
- a bond formed by shaving off electrons, between two non-metals
- elements having a partially filled d or f subshell in any common oxidation state
- Electrically charged particle
- Also called Orbital, This quantum number describes the shape of electron waves
- a group in the periodic table consisting of five chemically related elements
- This quantum number describes the energy and the distance of the electron from the nucleus
- gas All of the elements in Group Zero
- a bond formed by transfer of electrons from metal to non-metal
- Change in energy when a neutral atom gains electron
- atoms or radicals which are a group of atoms, that have gained electrons.
- Base Formers
Down
- Particles involved in chemical reaction
- Joining of two atoms in a stable arrangements
- The best formula because it shows the types and number of bonds and orientations of the atom
- Do not React
- an electron that is associated with an atom, and that can participate in the formation of a chemical bond
- A unit consistency of two or more atoms covalently bonded with one another, which behave as one unit
- Energy requirement for losing election
- the devising or choosing of names for things, especially in a science or other discipline.
- This Quantum number describes the direction of the electron spin
- It gives the smallest whole numbered ratio of the elements present in a compound
- a positively charged ion, i.e., one that would be attracted to the cathode in electrolysis.
- Acid Formers
30 Clues: Do not React • Acid Formers • Base Formers • Electrically charged particle • " All matter exhibits wave character" • gas All of the elements in Group Zero • Energy requirement for losing election • Particles involved in chemical reaction • Joining of two atoms in a stable arrangements • Describes each electron completely in an atom • ...
Chemistry Crossword 2015-11-17
Across
- element that has both metallic and non-metallic properties
- the most reactive of the metals
- A change that results when two or more substances react to create a different substance.
- Anything that has a mass and occupies space.
- Description of a solid that can be stretched into a long wire.
- Substance made of only one kind of matter, which has a unique set of properties.
- a pure substance formed when non-metals combine
- Pure substance that can not be broken down into other substances.
- Chemical combination of two or more elements in a specific ratio.
- Description of a substance that can be pounded or rolled into sheets.
- A table in which the elements are organized by there physical and chemical properties.
Down
- Ability of a substance to conduct electricity or heat.
- a fundamental principal that energy cannot be created or destroyed
- Mass of a substance that can dissolve in a given amount of solvent.
- The point at which temperature a substance will begin to melt at.
- a change of stae from a solid to a liquid
- is the mass of one atom of an element
- a combination of symbols that represent a compound
- The point at which temperature a substance will begin to boil at.
- A change in which the appearance or state of a substance that does not change composition.
- Characteristics that describe a particular substance.
- shiny, malleable and ductile element that conducts electricity
- a substance that strongly resists the flow of electricity
- Substance that helps a chemical reaction to proceed more quickly.
- the sum of the number of protons and neutrons in a atom
25 Clues: the most reactive of the metals • is the mass of one atom of an element • a change of stae from a solid to a liquid • Anything that has a mass and occupies space. • a pure substance formed when non-metals combine • a combination of symbols that represent a compound • Characteristics that describe a particular substance. • ...
chemistry crossword 2015-11-17
Across
- how a solid can be stretched and made into a long wire.
- how well a substance can stand not getting damaged or scratched.
- a compound where two non-metals are combined.
- how well a substance dissolves in another.
- chemical reaction that releases heat energy.
- chemical reaction that absorbs heat energy.
- how well a substance is conductible with electricity.
- a slow chemical change that occurs when oxygen in the air reacts with a metal
- is the mass of one atom or element
- positively charged center of an atom contains protons and neutrons
- point when a solid changes into a liquid at as certain temp.
- point when a liquid changes into a gas at a certain temp.
- positively charged particle in the nucleus of an atom
- A system which makes it easier to see warning symbols on hazardous materials
Down
- mixture the kind of mixture that the elements are visual in the mixture
- has both metallic and non-metallic properties.
- poisonous
- compounds are pure substances consisting of at least one metal and one non-metal.
- when a substance can be pounded or rolled into sheets of metal.
- is a material that can not be broken down into a simper substance.
- when oxygen reacts with a substance to create a new substance and give off energy.
- the amount of mass in a given volume of a substance.
- the sum of the number of protons and neutrons in an atom
- horizontal rows on periodic table
- vertical columns on a periodic table
25 Clues: poisonous • horizontal rows on periodic table • is the mass of one atom or element • vertical columns on a periodic table • how well a substance dissolves in another. • chemical reaction that absorbs heat energy. • chemical reaction that releases heat energy. • a compound where two non-metals are combined. • has both metallic and non-metallic properties. • ...
Chemistry crossword 2015-11-17
Across
- Pure substance formed when at least one metal and non-metal combine
- Smallest part of an element that is representative of that element
- Substance that greatly resists the flow of electricity
- Substance that helps a chemical reaction to proceed quicker
- Describes how a substance reacts with other other substances
- Combination of symbols that represent a compound, it identifies the elements in a compound and the amount of each element
- group of 17 elements in the periodic table. Most reactive non-metals
- Describes the physical appearance and composition of a substance
- A chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
- Anything that has mass and takes up space
- A material that is made up of one substance
- Catalyst involved in a chemical reactions in living thing
- An experiment in which one or more products of a chemical reaction can escape
- Shiny, malleable, ductile, element that conducts electricity
- Horizontal row of elements in the periodic table
Down
- A change that occurs when 2 or more substances react to create a new substance
- Pure substance formed when two non-metals combine
- The mass of one atom in an element, made up of protons, neutrons and electrons
- A material that electric charge can move through easily
- Chemical combination of two or more elements in a specific ratio
- New substance produced in a chemical reaction between reactants
- The number of protons in a nucleus of one atom in an element
- Characteristics that can be used to describe a substance
- Solid to gas
24 Clues: Solid to gas • Anything that has mass and takes up space • A material that is made up of one substance • Horizontal row of elements in the periodic table • Pure substance formed when two non-metals combine • Substance that greatly resists the flow of electricity • A material that electric charge can move through easily • ...
Chemistry crossword 2015-11-17
Across
- Substance that helps a chemical reaction to proceed quicker
- Combination of symbols that represent a compound, it identifies the elements in a compound and the amount of each element
- Solid to gas
- A chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
- Pure substance formed when two non-metals combine
- Substance that greatly resists the flow of electricity
- Catalyst involved in a chemical reactions in living thing
- An experiment in which one or more products of a chemical reaction can escape
- Smallest part of an element that is representative of that element
- group of 17 elements in the periodic table. Most reactive non-metals
Down
- A material that is made up of one substance
- A change that occurs when 2 or more substances react to create a new substance
- Characteristics that can be used to describe a substance
- Horizontal row of elements in the periodic table
- Describes the physical appearance and composition of a substance
- Describes how a substance reacts with other other substances
- Pure substance formed when at least one metal and non-metal combine
- Chemical combination of two or more elements in a specific ratio
- A material that electric charge can move through easily
- New substance produced in a chemical reaction between reactants
- Shiny, malleable, ductile, element that conducts electricity
- The number of protons in a nucleus of one atom in an element
- Anything that has mass and takes up space
- The mass of one atom in an element, made up of protons, neutrons and electrons
24 Clues: Solid to gas • Anything that has mass and takes up space • A material that is made up of one substance • Horizontal row of elements in the periodic table • Pure substance formed when two non-metals combine • Substance that greatly resists the flow of electricity • A material that electric charge can move through easily • ...
Chemistry Crossword 2015-11-13
Across
- A chemical reaction that releases energy
- An experiment in which one or more products of a chemical reaction can escape
- A substance that helps a chemical reaction to proceed quicker
- The new substance produced by the reactants
- A reaction that takes place when two or more substances react to form new substances
- Change that results when two or more substances react to form a new substance
- group of atoms joined together by covalent bonds
- the smallest part of an element that is representative of that element
- A chemical change that occurs when oxygen in the air reacts with metal
Down
- A substance that reacts with another substance to create new substance with different properties
- number of protons in the nucleus of one atom of an element
- A pure substance that cannot be broken down into other substances
- A table in which the elements are organized by their physical and chemical properties
- The given name for the rows in a Periodic Table
- The given name for the columns in a Periodic Table
- A natural substance that is neither an acid nor a base
- A group of ions that act as one
- A chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
- A study of chemical reactions which involves electricity
- An experiment in which all of the products of a chemical reaction are sealed and accounted for
- An atom that has become electrically charged by gaining or losing electrons
- A neutral particle in the nucleus of an atom
- Mass of one atom of an element
- A chemical reaction that absorbs heat
- A catalyst that is involved in the chemical reactions in living things
25 Clues: Mass of one atom of an element • A group of ions that act as one • A chemical reaction that absorbs heat • A chemical reaction that releases energy • The new substance produced by the reactants • A neutral particle in the nucleus of an atom • The given name for the rows in a Periodic Table • group of atoms joined together by covalent bonds • ...
Chemistry :D 2015-11-13
Across
- change that results when two or more substances react to create new substance(s)
- pure substance that cannot be broken down into other substances
- energy stored in chemicals and released when chemicals react
- ability of a substance to be able to conduct electricity
- description of how a substance interacts with other substances , such as acids
- catalyst involved in chemical reactions in living things
- chemical combination of two or more elements in a specific ratio
- group 17 on the periodic table
- energy of charged particles
- the smallest part of an element that is representative of that element
- colourless, odourless, poisonous gas
- group 1 elements on the periodic table; the most reactive elements
- number of protons in the nucleus of one atom of an element
- invisible negatively charged particle that orbits the nucleus of an atom
- change of state from a gas to a solid
Down
- a reaction that takes place when two or more substances react to form new substances
- orbit of electrons around the nucleus of an atom
- principle that matter is not created or destroyed in a chemical reaction
- substance that helps a chemical reaction to proceed more quickly
- combination of symbols that represent a compound
- measure of atomic mass
- an experiment in which all reactants and all products of a chemical reaction are accounted for
- mass of one atom of an element
- chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
- description of a solid that can be stretched into a long wire
25 Clues: measure of atomic mass • energy of charged particles • group 17 on the periodic table • mass of one atom of an element • colourless, odourless, poisonous gas • change of state from a gas to a solid • orbit of electrons around the nucleus of an atom • combination of symbols that represent a compound • ability of a substance to be able to conduct electricity • ...
Chemistry Crossword 2015-11-19
Across
- The materials at the start of the reaction
- The characteristics of a substance
- A particle with a negative electric charge
- Solid to Gas
- Solid to Liquid
- A cloudy mixture which cannot be separated
- Gas to Liquid
- An atom that has lost or gained one or more electrons
- Insulator, Not ductile or malleable, Solid at room temperature
- Gas to Solid
- Most reactive non metals
Down
- Anything on the periodic table
- Anything that has mass and occupies space
- Release of heat
- A particle with a positive electric charge
- Liquid to Gas
- In-between Metals and non-metals
- Liquid to Solid
- A substance that increases the reaction rate
- Absorption of heat
- When more than 2 substances are combined
- A cloudy mixture which can be separated
- Conductor, Ductile, Malleable and Solid at room temperature
- What the reactants produce
- A mixture where the substances all look the same
25 Clues: Solid to Gas • Gas to Solid • Liquid to Gas • Gas to Liquid • Release of heat • Liquid to Solid • Solid to Liquid • Absorption of heat • Most reactive non metals • What the reactants produce • Anything on the periodic table • In-between Metals and non-metals • The characteristics of a substance • A cloudy mixture which can be separated • When more than 2 substances are combined • ...
Chemistry crossword 2015-11-19
Across
- A cloudy mixture that can be separated
- most unreactive non metal
- contains only non-metal elements
- indicates the mass of one atom in an element
- a organic catalyst
- Anything that has mass or occupies space
- substance A substance that is made up of one kind of matter
- A chemical reaction that absorbs heat energy
- has different substances but are not visible
- workplace hazardous information system
- anything on the periodic table
- A cloudy mixture that cannot be separated
- elements that have both metal and non-metal properties
Down
- most reactive non metals
- Contains metal and non-metal elements
- the result of the mixture of the reactants
- ability to burn,reaction with acid
- most reactive metals when exposed to H2O AND CO2
- most reactive metals
- colour,lustre,boiling point,melting point
- the number that indicates the number of protons in the elements nucleus
- a chemical reaction that releases heat energy
- are the materials that start a reaction
- are substances that helps a reaction process speed up
- A substance that contains more than one pure substance
25 Clues: a organic catalyst • most reactive metals • most reactive non metals • most unreactive non metal • anything on the periodic table • contains only non-metal elements • ability to burn,reaction with acid • Contains metal and non-metal elements • A cloudy mixture that can be separated • workplace hazardous information system • are the materials that start a reaction • ...
Chemistry Crossword 2015-11-19
Across
- material that allows electricity to flow through it
- an element that is not metallic
- Group seven in the periodic table and are all non-metals
- A molecule that has gained or lost one or more electrons
- Adsorbs heat energy in a chemical reaction
- Has an atomic mass of 14.0067
- Can be find in bananas
- This can be find in the centre of an atom
- A substance that is made up of two or more elements
- The same amount as electrons
- This gas can be put on balloons and make your voice higher
Down
- we need this gas to live
- This metal can be find in phone cases. It is also a song
- Releases Heat energy in a chemical reaction
- An exothermic reaction between an oxidant and fuel with heat and often light
- A chemical compound use to either slow down or speed up a chemical reaction
- The basic unit of a chemical element
- A protein that speeds up a reaction
- Has an atomic number of 1
- The chemical formula of this metal is FE
- The same amount as protons
- A substance that has both properties of a metal and non-metal
- A chemically bonded number of atoms that are electrically neutral
- The chemical formula for water
- A chemical element that is a good conductor
25 Clues: Can be find in bananas • we need this gas to live • Has an atomic number of 1 • The same amount as protons • The same amount as electrons • Has an atomic mass of 14.0067 • The chemical formula for water • an element that is not metallic • A protein that speeds up a reaction • The basic unit of a chemical element • The chemical formula of this metal is FE • ...
Chemistry Crossword 2015-11-19
Across
- neutral particle in the nucleus of an atom
- Group 7 on the Periodic Table and are all non-metals
- an element which is not metallic
- absorbs heat energy
- slow chemical change that occur when oxygen in the air in the air reacts with metal
- the chemical element of atomic number 12
- a protein that speeds up (catalyses) a reaction
- mixture of evenly dispersed substances, such as many milks
- a substance that is made up of two or more chemically bonded elements
- The chemical element of atomic number 6
- positively charged centre of an atom
Down
- a chemically bonded number of atoms that are electrically neutral
- the chemical element of atomic number 16
- Invisible negatively charged particle that orbits the nucleus of an atom
- group 18 elements, those whose outer electron shell is filled
- the chemical element of atomic number 26
- mass of one atom of an element calculated from the total number of protons
- The smallest part of an element that is representative of that element
- releases heat energy
- a positive unit or subatomic particle that has a positive charge
- a protein that speeds up (catalyses) a reaction
- the chemical element of atomic number 7
- a colorless, odorless, highly flammable gas, the chemical element of atomic number 1.
- Chemical element that is a good conductor of both electricity and heat
- atom that has become electrically charged because it has lost or gained electrons
25 Clues: absorbs heat energy • releases heat energy • an element which is not metallic • positively charged centre of an atom • the chemical element of atomic number 7 • The chemical element of atomic number 6 • the chemical element of atomic number 16 • the chemical element of atomic number 26 • the chemical element of atomic number 12 • neutral particle in the nucleus of an atom • ...
Chemistry CrossWords 2015-11-19
Across
- the change that results in a change from one state to another
- Is anything that has and occupies space.
- A sub-atomic particle that has a negative charge
- Also a cloudy mixture. An example would be milk
- The compound formed when non-metals combine.
- The materials at the start of a reaction
- shiny,malleable, and ductile
- A cloudy mixture. An example would be tomato juice
- Workplace Hazardous Materials Information System
- The materials produced at the end of the reaction
- can be solid, liquid,or gas.Dull,brittle,and insulators
- The model used by Dalton to describe an atom
- A vertical column of elements that have similar properties
- A sub-atomic particle that has a positive charge
- A sub-atomic particle with a neutral charge
Down
- The type of gas that is the most stable and unreactive of all the elements
- The type of change that results in a new substance
- Characteristics that can be used to describe a substance
- A horizontal row, where the atomic mass goes up by one
- The compound formed as a result of attraction between particles of the opposite charge
- A material that cannot be broken down
- Have both metal and non-metal properties
- the slow chemical change that occurs when oxygen in the air reacts with a metal
- When two or more substances combine chemically
- Most reactive on-metals.
- The system were two or more products are not accounted for
26 Clues: Most reactive on-metals. • shiny,malleable, and ductile • A material that cannot be broken down • Is anything that has and occupies space. • The materials at the start of a reaction • Have both metal and non-metal properties • A sub-atomic particle with a neutral charge • The compound formed when non-metals combine. • The model used by Dalton to describe an atom • ...
Chemistry Crossword 2015-11-22
Across
- Invisible negatively charged particle that orbits the nucleus of an atom.
- Pure substance that cannot be broken down into other substances.
- Anything that has mass and occupies space.
- Description of how a substance interacts with other substances, such as acids.
- An experiment in which one or more products of a chemical reaction can escape.
- Pure substance formed when non-metals combine.
- Orbit of electrons around the nucleus of an atom.
- Group of atoms joined by covalent bonds.
- Substance that helps a chemical reaction to proceed more quickly.
- Number of protons in the nucleus of one atom of an element.
- Catalyst involved in chemical reactions in living things.
- Cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance.
- Atom that has become electrically charged because it has lost or gained electrons.
- Neutral particle in the nucleus of an atom.
Down
- Pure substance formed when at least one metal and one non-metal combine.
- Chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy.
- Element that can be between a metal and a non-metal.
- An experiment in which all reactants and all products of a chemical reaction do not escape.
- Positively charged center of an atom that contains neutrons and protons.
- Mixture in which the different substances that make up the mixture are visible.
- A neutral particle made up of a nucleus containing protons and neutrons.
- Slow chemical change that occurs when oxygen in the air reacts with a metal.
- Mass of one atom of an element.
- A reaction that takes place when two or more substances react to form new substances.
- Vertical columns of elements in the periodic table.
25 Clues: Mass of one atom of an element. • Group of atoms joined by covalent bonds. • Anything that has mass and occupies space. • Neutral particle in the nucleus of an atom. • Pure substance formed when non-metals combine. • Orbit of electrons around the nucleus of an atom. • Vertical columns of elements in the periodic table. • ...
Chemistry Test 2016-05-15
Across
- Example of radiation
- is the time required for 1/2 of a radioactive substance to decay.
- the combining of atoms into a larger element.
- Calories can also be written as ____
- the movement of energy electromagnetic radiation
- taste bitter, turns litmus blue, destroys fats.
- same formula, different structure
- Average kinetic energy (speed) of the particles in a substance
- humans greatest exposure to ionizing radiation.
- example of ionizing.
- Acids are commonly used for:
- chemical reaction adding oxygen to other atoms and other atoms and compounds.
- Example of convection
- bases are commonly used for.
- The entropy of a isolated system must always ___
- has enough energy to remove electrons from atoms.
- Beta can be blocked by __
- long chain made up of repeating units
Down
- formula M=mol/L
- When SOx and Nox react with the water in the air they create___
- Where the ozone layer is located.
- this occurs when the rate of the forward reaction equals to the rate of the reverse reaction.
- taste sour, turns litmus red, corrodes metal.
- at least one double bond
- products of the neutralization of an acid and base are ___
- Same number or protons, different number of neutrons.
- Example of non-ionizing radiation.
- this is located in southeastern, New Mexico.
- all single bonds
- one triple bond
- Gamma can be blocked by __
- the movement of heat through a fluid due to change in density, due to change in temperature.
- movement of heat through direct atom to atom transfer of energy.
- Alpha can be blocked by __
- The splitting of an atom
- the disorder (or chaos) of a system
- This is found in northwestern, New Mexico.
37 Clues: one triple bond • all single bonds • Example of radiation • example of ionizing. • formula M=mol/L • Example of convection • at least one double bond • The splitting of an atom • Beta can be blocked by __ • Gamma can be blocked by __ • Alpha can be blocked by __ • Acids are commonly used for: • bases are commonly used for. • Where the ozone layer is located. • ...
Environmental chemistry 2016-05-17
Across
- Type of toxicity when a chemical causes serious symptoms after one exposure
- Element in fertilizer that promotes the growth of fruit and flowers
- Substance that can capture oxides
- Pesticide used to control weeds
- Device that uses a sorbent to reduce oxide emissions
- High concentration of chemicals reach organisms high in the food chain (mercury in fish)
- Type of organic nutrient such as saturated fats, milk and cheese
- Pesticide used to control fungus (paint additive)
- Pesticide used in WWII to control insects affects seabirds by thinning their eggshells
- Type of organic nutrient such as cellulose, rice, grains, potatoes (starchy foods)
- Nutrients that do not contain carbon
- Process when a material combines with oxygen (corrosion, combustion)
- Mineral that the body requires in the amount of 100mg/day or less to stay healthy
- Pollutant that enters the environment from a specific location
- Waste product that can be broken down by nature (fertilizer)
Down
- Acid + base = ________ + water
- Element in fertilizer that promotes the growth of green in plants
- Type of toxicity when a chemical causses symptoms after many exposures
- pH<5.6; Rain/snow that is acidic caused by atmospheric pollution
- Element in fertilizer that promotes the growth of healthy roots
- Blue litmus paper turns this colour in an acide
- Red litmus paper turns this colour in a base
- Mineral that the body requires in the amount of 100mg/day or more to stay healthy
- Process of adding calcium carbonate to the environment
- pH<7; includes tart/sour tasting foods
- Substance that changes colour to indicate the presence of an acid or base
- Waste product that do not break down (pesticides)
- pH>7; includes bitter tasting foods
- Type of organic nutrient such as insulin, fish, eggs, meat and dairy
- Chemical sprayed on crops to control pests
- Nutrients that contain carbon; formed only by plants
- Pesticide used to control insects (bug spray)
- The dose of a chemical that will kill 50% of the population
33 Clues: Acid + base = ________ + water • Pesticide used to control weeds • Substance that can capture oxides • pH>7; includes bitter tasting foods • Nutrients that do not contain carbon • pH<7; includes tart/sour tasting foods • Chemical sprayed on crops to control pests • Red litmus paper turns this colour in a base • Pesticide used to control insects (bug spray) • ...
CHEMISTRY CROSSWORD 2016-06-23
Across
- Compounds which contain nitrogen and can be synthesized by refluxing a halogenoalkane with ammonia in alcohol
- We use this adjective to describe a reversible reaction at equilibrium
- The action of hot concentrated sulphuric acid on HBr
- An element originally extracted from seaweed
- An apparatus used in quantitative analysis
- Salt Maker
- Structures with a mirror image relationship
- The nature of the oxides of aluminum and zinc
- Chemical decomposition produced by passing an electric current through a liquid or solution containing ions
- The most stable geometrical isomer of but-2-ene
- A reagent which produces a silver mirror with aldehydes
- Cinnabar is its main ore
Down
- Compounds which conduct electricity in the molten state and when dissolved in water
- Teamed up with Maxwell
- Surface phenomena
- This negatively charged group acts as the nucleophile in the hydrolysis of haloalkanes
- One half of a buffer equation team
- The only gem made up of a single element (carbon).
- Seeks electrons to form a covalent bond
- Heat change
- The process for making sulphuric acid
21 Clues: Salt Maker • Heat change • Surface phenomena • Teamed up with Maxwell • Cinnabar is its main ore • One half of a buffer equation team • The process for making sulphuric acid • Seeks electrons to form a covalent bond • An apparatus used in quantitative analysis • Structures with a mirror image relationship • An element originally extracted from seaweed • ...
Organic Chemistry 2016-02-17
Across
- compounds with the same structural formula but with a different arrangement in space (13)
- meaning of the German word entgegen (8)
- -CHO (8)
- a compound containing carbon and hydrogen joined together in straight chains, branched chains or non-aromatic rings (9)
- compounds with the same molecular formula but different structural formulae (10,7)
- German word meaning 'together' (8)
- the presence of multiple carbon–carbon bonds (double or triple and including aromatic rings) (11)
- formula CnH2n+1 (5,5)
- -OH (7)
Down
- type of formula providing minimum detail for the arrangement of atoms (10)
- a series of organic compounds having the same functional group but with each successive member differing by CH2 (10,6)
- type of formula that uses lines to represent alkyl chains (8)
- special type of E isomer
- C-CO-C (6)
- -COOH (10,4)
- type of formula showing all the bonds (9)
- an aliphatic compound arranged in non-aromatic rings with or without side chains (9)
- Only single carbon-carbon bonds (9)
- special type of Z isomer
- a group of atoms responsible for the characteristic reactions of a compound (10,5)
- a compound containing a benzene ring (8)
21 Clues: -OH (7) • -CHO (8) • C-CO-C (6) • -COOH (10,4) • formula CnH2n+1 (5,5) • special type of E isomer • special type of Z isomer • German word meaning 'together' (8) • Only single carbon-carbon bonds (9) • meaning of the German word entgegen (8) • a compound containing a benzene ring (8) • type of formula showing all the bonds (9) • ...
Chemistry Crossword 2016-06-12
Across
- Combination of two or more atoms help together by covalent bonds.
- Suspension of small, solid particles formed during a chemical reaction.
- Subatomic particle that is neutral.
- Ability to be beaten or rolled into sheets without crumbling.
- Two elements combine to form a compound.
- Substance that has a pH of less than 7.
- Substance that has a pH of more than 7.
- Subatomic particle that has a negative charge.
Down
- Cloud-like energy level that surrounds the nucleus of an atom; occupied by one or more electrons.
- Coloured non-metals that are very reactive.
- Pure substance made from two or more elements that are combined together chemically.
- Central core in an atom composed of protons and neutrons.
- Combination or pure substances.
- Chemical reaction between an acid and a base that produces water and a salt.
- Subatomic particle that has a positive charge.
- Chemical reaction in which a compound or element rapidly combines with oxygen gas.
- Substance that has a pH of 7.
- Anything that has mass and takes up space.
- An atom or a group of atoms that has a positive or negative charge.
- Substance that cannot be broken down into any simpler substance by chemical means.
20 Clues: Substance that has a pH of 7. • Combination or pure substances. • Subatomic particle that is neutral. • Substance that has a pH of less than 7. • Substance that has a pH of more than 7. • Two elements combine to form a compound. • Anything that has mass and takes up space. • Coloured non-metals that are very reactive. • Subatomic particle that has a positive charge. • ...
CHEMISTRY CROSSWORD 2016-02-10
Across
- has only one type of atom
- the ease and speed with which a metal reacts with another substance
- made up molecules
- has no definite shape and volume, attraction between molecules are very weak
- gas to liquid process
- molecules that escaped the liquid and go into a gaseous phase
- amount of matter in an object
- subatomic particle that carries a negative charge
- solid to liquid process
- amount of space in an object
- has definite shape and volume, attraction between molecules are strong
Down
- liquid to solid process
- liquid to gas process
- molecule that has the same no. of protons but different no. of neutrons
- unit of measurement in atoms
- atom that had lost or gained electrons
- consists of two or more atoms
- subatomic particle that carries no charge
- subatomic particle that carries a positive charge
- has no definite shape, attraction between molecules are weak
20 Clues: made up molecules • liquid to gas process • gas to liquid process • liquid to solid process • solid to liquid process • has only one type of atom • unit of measurement in atoms • amount of space in an object • amount of matter in an object • consists of two or more atoms • atom that had lost or gained electrons • subatomic particle that carries no charge • ...
Chemistry Crossword 2016-02-10
Across
- clump of protons and neutrons, in the middle of an atom
- mix between metal and non-metal
- substance made of 2+ different kinds of atoms
- energy is released, heat
- a neutral charge
- outer circle of of electrons
- what comes out of a chemical reaction
- on the periodic table, vertical column down
- number of protons and neutrons in the nucleus
- the smallest component of a chemical
- energy is absorbed, cool
- combination of atoms together
- made the first periodic table
- mass of an element
- reaction when a layer of metal is bonded to another substance, typically another metal
- the two letters to represent the element
Down
- does not mix with other elements, neon & helium are examples
- an isolated system is neither created nor destroyed by chemical reactions
- what you out into a chemical reaction
- brittle, not malleable, not a good conductor of electricity
- a positive charge
- circle of electrons around the nucleus (2,8,8,2)
- good conductor of electricity, malleable
- a negative charge
- pure subastance, periodic table
- on the periodic table, horizontal rows across
26 Clues: a neutral charge • a positive charge • a negative charge • mass of an element • energy is released, heat • energy is absorbed, cool • outer circle of of electrons • combination of atoms together • made the first periodic table • mix between metal and non-metal • pure subastance, periodic table • the smallest component of a chemical • what you out into a chemical reaction • ...
Chemistry Terms 2016-02-12
Across
- A decomposition reaction is a type of chemical reaction where one reactant yields two or more products.
- Tend to be packed together much closer than the other particles
- are molecules made of two atoms chemically bonded together. The atoms can be of the same element
- The substances that result from this recombination of atoms
- A number or symbol multiplied with a variable or an unknown quantity in an algebraic term
- a chemical reaction in which an acid and a base interact with the formation of a salt;with strong acids and bases the essential reaction is the combination of hydrogen ions with hydroxyl ions to form water
- Substances initially present in a chemical reaction that are consumed during the reaction to make products
- A combustion reaction is a type of chemical reaction where a compound and an oxidant is reacted to produce heat and a new product.
- is an insoluble solid that emerges from a liquid solution. The emergence of the insoluble solid from solution
- Also called single-replacement reaction, is a type of oxidation-reduction chemical reaction when an element or ion moves out of one compound and into another that is, one element is replaced by another in a compound.
- State of matter consisting of particles that have neither a defined volume nor defined shape
Down
- solution is a solution in which the solvent is water
- is a type of reaction that occurs when the cations and anions switch between two reactants to form new products
- release energy in the form of heat and light, so they are exothermic
- is a substance formed when two or more chemical elements are chemically bonded together
- A representation of a chemical reaction using symbols of the elements to indicate the amount of substance, usually in moles, of each reactant and product
- A process in which atoms of the same or different elements rearrange themselves to form a new substance
- Also referred to as reaction yield, is the amount of product obtained in a chemical reaction. The absolute yield can be given as the weight in grams or in moles
- In chemical formulas the number of atoms in a molecule
- Form of matter between a gas and a solid that has a definite volume, but no definite shape
20 Clues: solution is a solution in which the solvent is water • In chemical formulas the number of atoms in a molecule • The substances that result from this recombination of atoms • Tend to be packed together much closer than the other particles • release energy in the form of heat and light, so they are exothermic • ...
Chemistry Unit 2016-02-10
Across
- Anumber in the bottom center of the elements space on the Periodic Table. (63.545- Copper)
- An Element that shows no sign of metal in it. (Has no properties of either metal or non-metals)
- a thing in the Periodic Table of Elements (rock or gas or metal, etc)
- Substance the undergoes a chemical change
- Quantity of Substance
- Rows on the Periodic Table
- Chemical change of cold
- Has a Negative Charge.
- Is a column of elements in the periodic table of the chemical elements.
- system subjected to external force
- Has a Neutral Charge.
- Chemical change of hot
Down
- The two letters that represent each element on the periodic table. (CU- Copper)
- The Electron on the outer ring of the element. (2,8,8,2).
- Inventor of the Periodic Table.
- Is the ball of Positive and Negative charge in the center of the atom.
- All the gases on the Periodic table (Hydrogen, Helium, etc)
- Substance obtained by another substance
- the Number at the center top of the elements space in the Periodic Table. (29- Copper)
- Composed of 2 or more parts
- Elements that have no signs of metal in them (Gases)
- The smallest individual part of a molecule.
- Orbitals are regions of space around the nucleus of an atom where an electron is likely to be found.
- Elements that form cations when compounds.
- We did a lab about this. Metal was _________
- Has a Positive Charge.
26 Clues: Quantity of Substance • Has a Neutral Charge. • Has a Negative Charge. • Has a Positive Charge. • Chemical change of hot • Chemical change of cold • Rows on the Periodic Table • Composed of 2 or more parts • Inventor of the Periodic Table. • system subjected to external force • Substance obtained by another substance • Substance the undergoes a chemical change • ...
Chemistry unit 2016-02-11
Across
- a thin layer of metal
- basic unit of a chemical element
- created the periodic table
- a part/aspect of abstract
- a group of atoms
- a subatomic particle in all atomic neclie
- (5 words) discovery that mass's nor destroyed in chemical reactions
- a subatomic particle same mass as a proton without electric charge
- a mixture
- 8A-0. Helium, neon, Argon arts some examples
- arranged in order of increasing atomic number
- a central most important part of an object
Down
- with exception of hydrogen. Left hand column of the periodic table
- multiplying quantities
- a column
- noble gases, groups 14-16
- Associated with an atom
- a shortcut (ex:zinc-Zn)
- a substance undergoes change
- a release of heat
- number of protons
- mass of an atom
- of or related to an orbit or orbits
- absorbance of heat
- boron, silicon, germanium, arsenic, antimony, tellurium, and polonium
25 Clues: a column • a mixture • mass of an atom • a group of atoms • a release of heat • number of protons • absorbance of heat • a thin layer of metal • multiplying quantities • Associated with an atom • a shortcut (ex:zinc-Zn) • noble gases, groups 14-16 • a part/aspect of abstract • created the periodic table • a substance undergoes change • basic unit of a chemical element • ...
Chemistry Review 2016-01-26
Across
- j/g Heat of vaporization
- Heat of Fusion
- Separating mixtures based on absorbency
- Solid to gas
- Separating mixtures based on particle size
- and volume What is matter made of
- Another word for melting
- of conservation Energy can not be created or destroyed but can be changed.
- Gas to solid
- Any phase change from solid to liquid to gas
Down
- Freezing point of Kelvin
- K Specific Heat Capacity of H2O
- molecules HOFBrINCl
- Separating mixture based on boiling point
- Device to measure heat
- Same element different mass and neutrons.
- air pressure What is vapor pressure equal to
- Can not be further chemically broken down.
- Any phase change from gas to liquid to solid.
- Two or more elements chemically combined
20 Clues: Solid to gas • Gas to solid • Heat of Fusion • molecules HOFBrINCl • Device to measure heat • Freezing point of Kelvin • Another word for melting • K Specific Heat Capacity of H2O • and volume What is matter made of • j/g Heat of vaporization • Separating mixtures based on absorbency • Two or more elements chemically combined • ...
Chemistry Crossword 2016-04-05
Across
- Ionic compound composed of a cation and the anion from an acid.
- Is the energy required to break a chemical bond and form neutral isolated atoms.
- An equation in which the reactants and products in a chemical reaction are represented by words.
- Volume x Density
- A negative ion.
- A neutral group of atoms that are held together by covalent bonds.
- Number of protons in that element.
- Hydrochloric acid
- Indicates the relative number of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts.
- A chemical reaction in which the products reform the reactants.
- Pure substance made only of one type of atom.
- The distance between two bonded atoms at their minimum potential energy, that is, the average distance between two bonded atoms .
- A solid that is produced as a result of a chemical reaction in a solution and that seperates from the solution.
- A small whole number that appears in front of a formula in a chemical equation.
- Compounds composed of two different elements.
- A chemical compound whose simplest units are molecules.
- Sodium hydroxide
- Study of the composition, structure, and properties.
- Polyatomic ions that contain oxygen
- Same element that has different masses.
- Atom or group of banded atoms that have a positive or negative charge.
- Measure of gravitational pull towards matter.
- General term for any isotope of any element.
- (%)(atomic mass) = Xamu
- Vertical columns on a periodic table, 1-18.
- Ions formed from a single atom.
- Nitric acid
- Sum of the average atomic masses of all the atoms represented in its formula.
- Tetra
- Mass divided by volume
- Any process that results in the formation of an ion.
Down
- A + B → AB
- Mass of the mole of a pure substance.
- Naming system
- Horizontal rows of elements in the periodic table.
- Di
- A positive ion.
- The electrons to be lost or gained, or shared in the formation of chemical compounds.
- AX + BY → AY BX
- A testable statement.
- Mass %’s divided by total molar mass, all multiplied by 100
- Amount of a substance that contains as many particles as atoms.
- Hydrobromic acid
- Is a specific portion of matter in a given region of space that has been selected for a study during an experiment.
- A measure of the ability of an atom in a chemical compound to attract electrons.
- Smallest unit of an element that maintains properties of that element.
- A testable statement.
- Refers to the closeness of a set of measurements of the same quantity made in the same way.
- Anything that has mass, and takes up space.
- 1/12 the mass of a carbon 12 atom.
- Hexa
- Penta
- Lithium hydroxide
- Deca
- Meaning that they have an uneven distribution of charge.
55 Clues: Di • Hexa • Deca • Penta • Tetra • A + B → AB • Nitric acid • Naming system • A positive ion. • A negative ion. • AX + BY → AY BX • Volume x Density • Hydrobromic acid • Sodium hydroxide • Hydrochloric acid • Lithium hydroxide • A testable statement. • A testable statement. • Mass divided by volume • (%)(atomic mass) = Xamu • Ions formed from a single atom. • Number of protons in that element. • ...
Bio-Chemistry 2016-09-11
Across
- / some people lack the enzyme to break this down
- / the "good" cholesterol that carries transport cholesterol from the cells and tissue to the liver
- / the "bad" cholesterol that can build up in the walls of your arteries
- / two sugars chemically bonded together
- / polymeric molecule made up of one or more nucleotides
- acid / building blocks of the fat in our bodies
- / primary function is to provide energy
- / in capable of being dissolved
- / anything that has mass and volume
- / when the pH scale is below 7
- / made from strings of amino acids
- / when tested for these leave a translucent spot on a piece of paper.
- / travels through your bloodstream in small packages called lipoproteins
- fats / are natural fats from animal or plant sources
- / neutral particles
- solution / used to test for polysaccharides
Down
- / stored in plant cell walls
- / an example of a simple sugar is glucose
- / C6H12O6
- / the three families are fats, phosolipds, and steriods
- fats / the main types are polyunsaturated and monounsaturated
- / positively charged particles
- / molecules change shape through the disruption of the hydrogen bonds
- / negatively charged particles
- / when 2 substances are mixed together
- solution / used to test for monosaccharides
- chain / more than 3 amino acids linked together is called a ______
- / when the pH scale is above 7
- / also known as fruit sugars
- acid / used in every cell of your body to build the proteins you need to survive, the building blocks of proteins
30 Clues: / C6H12O6 • / neutral particles • / stored in plant cell walls • / also known as fruit sugars • / positively charged particles • / negatively charged particles • / when the pH scale is below 7 • / when the pH scale is above 7 • / in capable of being dissolved • / made from strings of amino acids • / anything that has mass and volume • / when 2 substances are mixed together • ...
Chemistry crossword 2016-11-23
Across
- a hard,shiny,strong material
- the organization and grouping of elements
- Ability to be set on fire
- The number of protons and nuetrons
- Matter cannot be lost or created
- A model of the atom with 3 rings
- the rows in the periodic
- The branch of science that deals with elements
- a subatomic particle with a negative charge
- The product of a solution
Down
- The minor component in the solution
- The columns in the periodic table
- cannot be reversed
- A substance produced during a chemical process
- The number of protons and electrons in an element
- The state or power of being reactant
- group 18 in the periodic table the happy gases
- Pure substance on the periodic table
- The ability to be dissolved
- point the temperature a given object will melt
20 Clues: cannot be reversed • the rows in the periodic • Ability to be set on fire • The product of a solution • The ability to be dissolved • a hard,shiny,strong material • Matter cannot be lost or created • A model of the atom with 3 rings • The columns in the periodic table • The number of protons and nuetrons • The minor component in the solution • The state or power of being reactant • ...
Chemistry Crossword 2016-09-20
Across
- a pure substance that cannot be broken down into simpler substance
- the small positively charged center of the atom
- the charge on an ion
- a number that describes the relative ability of an atom when bonded to attract electrons
- an element that is a good conductor of electricity, malleable, ductile, and lustrous
- a circular path in which an electron can move around a nucleus
- knowledge coming directly from observations
- a positively charged subatomic particle in the nucleus of an atom
- any process by which a neutral atom or molecule is converted into an ion
- a comprehensive set of ideas that explains a law or a large number of related observations
Down
- a mental or physical representation of a theoretical concept
- Russian chemist responsible for periodic table
- a charged entity formed by the addition or removal or one or more electrons
- knowledge based on ideas created to explain observations
- an element that is generally a non conductor of electricity and is brittle
- another word for base
- the smallest particle of an element
- used to heat elements and comes out of a burner
- acronym for stand ambient temperature and pressure
- atoms of an element that have the same number of protons and neutrons
- a row in the periodic table
- a group of three elements with similar properties
22 Clues: the charge on an ion • another word for base • a row in the periodic table • the smallest particle of an element • knowledge coming directly from observations • Russian chemist responsible for periodic table • the small positively charged center of the atom • used to heat elements and comes out of a burner • a group of three elements with similar properties • ...
CONSUMER CHEMISTRY 2017-01-26
Across
- Used in preference of water as a main ingredient of perfume that dissolves esters readily.
- Can be ddictive to skin tissues and has no benefit to them.
- This means "burnt material".
- It clogs the pores and interferes with the skin's ability to eliminate toxins.
- Used to carry active ingredients in transdermal that patches deep inside the skin.
- They are also called skin therapists, specialize in treatments of skin.
- Used as emulsifying, thickening, suspensing and dispersing agent.
- color of the first cotton dye
- Has a natural insecticide called Pyrethum that terminates insects.
- The most widely use preservative in cosmetics but it is not listed on the product's ingredients.
- The oldest dye used by humans.
- The first synthetic dye
- Used in cosmetics to absorb moisture but can cause cancer to men and women.
- Substitute to vegetable dye.
- The largest organ in the human body.
Down
- First alloy that was made by humans.
- Soduim Hydroxide.
- A natural mosquito repellent that is 10 times more effective than DEET.
- It is a carcinogen that is the major cause of ovarian cancer.
- John Mercer : Mercerzation :: Tennant :_________
- A mordant dye use of ________ to bind dye molecule with fiber.
- A derivative of crude oil.
- They have been identified as hormone-mimicking chemicals.
- The alkaline hydrolysis of fat is called as _________.
- This term refers to ceramic pieces that have not been fired.
- A substance that adds odor to products.
- Basically refer to the colored products intended to alter the user's appearance.
- A recommendation of WHO for protection against mosquitoes that does not irritate skin.
- Not a true wax but usually added in beeswax in cosmetics.
- The second basic dye discovered.
30 Clues: Soduim Hydroxide. • The first synthetic dye • A derivative of crude oil. • This means "burnt material". • Substitute to vegetable dye. • color of the first cotton dye • The oldest dye used by humans. • The second basic dye discovered. • First alloy that was made by humans. • The largest organ in the human body. • A substance that adds odor to products. • ...
CONSUMER CHEMISTRY 2017-01-26
Across
- The first synthetic dye
- Used in cosmetics to absorb moisture but can cause cancer to men and women.
- This means "burnt material".
- The second basic dye discovered.
- The most widely use preservative in cosmetics but it is not listed on the product's ingredients.
- A recommendation of WHO for protection against mosquitoes that does not irritate skin.
- A mordant dye use of ________ to bind dye molecule with fiber.
- The alkaline hydrolysis of fat is called as _________.
- Soduim Hydroxide.
- Used as emulsifying, thickening, suspensing and dispersing agent.
- The largest organ in the human body.
- They are also called skin therapists, specialize in treatments of skin.
- Used to carry active ingredients in transdermal that patches deep inside the skin.
- color of the first cotton dye
- They have been identified as hormone-mimicking chemicals.
- Can be ddictive to skin tissues and has no benefit to them.
Down
- The oldest dye used by humans.
- First alloy that was made by humans.
- Substitute to vegetable dye.
- John Mercer : Mercerzation :: Tennant :_________
- A substance that adds odor to products.
- Used in preference of water as a main ingredient of perfume that dissolves esters readily.
- It clogs the pores and interferes with the skin's ability to eliminate toxins.
- Basically refer to the colored products intended to alter the user's appearance.
- Has a natural insecticide called Pyrethum that terminates insects.
- It is a carcinogen that is the major cause of ovarian cancer.
- Not a true wax but usually added in beeswax in cosmetics.
- This term refers to ceramic pieces that have not been fired.
- A derivative of crude oil.
- A natural mosquito repellent that is 10 times more effective than DEET.
30 Clues: Soduim Hydroxide. • The first synthetic dye • A derivative of crude oil. • Substitute to vegetable dye. • This means "burnt material". • color of the first cotton dye • The oldest dye used by humans. • The second basic dye discovered. • First alloy that was made by humans. • The largest organ in the human body. • A substance that adds odor to products. • ...
GENERAL CHEMISTRY 2023-03-23
Across
- MADE BY CODING CERTAIN MOLTEN MATERIALS IN A WAY THAT PREVENTS THEM FROM CRYSTALLIZING
- SMALLEST PORTION OF A CRYSTAL LATTICE
- THEY ARE IN A CONTINUOUS, RAPID, RANDOM MOTION
- MEASURE OF RESISTANCE OF LIQUID TO FLOW
- ELEMENT THAT HAVE HIGHEST ELECTRONEGATIVITY
- AND REPEATING STRUCTURE OF SOLID
- ORGAN OF THE BODY WITH 90% WATER
- MOLECULAR SHAPE OF WATER MOLECULE
- COLLISION BETWEEN GAS PARTICLES
- FORCES THAT EXIST BETWEEN TWO ATOMS
- THE ABILITY OF THE LIQUID TO FLOW
- PROPONENT OF LONDON DISPERSION FORCES
- CAME FROM A GREEK WORD WHICH MEANS "WITHOUT SHAPE"
Down
- ALL MATTER IN ANY STATE, CONSISTS OF VERY ________
- THE TOTAL THREE-DIMENTIONAL ARRANGEMENT PARTICLE OF A CRYSTAL
- DEFINITE SHAPE AND VOLUME
- FORCES THAT EXIST BETWEEN MOLECULES
- THE ABILITY TO MIX WITH OTHER SUBSTANCE
- WATER LOVING END
- DISTRUPTS THE HYDROGEN BONDS BETWEEN WATER MOLECULES
- THE TENDENCY OF THE LIQUID TO RISE
- HELPS YOU UNDERSTAND THE BEHAVIOR AND PROPERTIES OF THE THREE STATES OF MATTER
- MEANS CHANGE
- MADE UP OF TWO ATOMS OF HYDROGEN AND AN ATOM OF OXYGEN
- HAVE DEFINITE SHAPE, AND TAKE THE SHAPE OF THE CONTAINER
25 Clues: MEANS CHANGE • WATER LOVING END • DEFINITE SHAPE AND VOLUME • COLLISION BETWEEN GAS PARTICLES • AND REPEATING STRUCTURE OF SOLID • ORGAN OF THE BODY WITH 90% WATER • MOLECULAR SHAPE OF WATER MOLECULE • THE ABILITY OF THE LIQUID TO FLOW • THE TENDENCY OF THE LIQUID TO RISE • FORCES THAT EXIST BETWEEN MOLECULES • FORCES THAT EXIST BETWEEN TWO ATOMS • ...
Chemistry Vocabulary 2023-03-15
Across
- the measure of molecules moving
- largest part of a solution
- moles divided by liters
- study of matter
- a solution with pH below 7
- group 1 metal
- charged group of atoms
- group 17
- a solution that holds the maximum solute
Down
- mixing without separation
- smallest part of a solution
- a solution
- when atoms are the same on both sides
- a solution that has had water added
- the charge on atoms
- 2 or more atoms put together
- simplest form of matter
- a charged atom
- a solute and solvent
- how easily a solute dissolves
- a solution with PH above 7
21 Clues: group 17 • a solution • group 1 metal • a charged atom • study of matter • the charge on atoms • a solute and solvent • charged group of atoms • moles divided by liters • simplest form of matter • mixing without separation • largest part of a solution • a solution with pH below 7 • a solution with PH above 7 • smallest part of a solution • 2 or more atoms put together • ...
Chemistry Crossword 2022-09-22
Across
- combination of elements
- proposed explanation based on an observation
- measure of gravity's weight on things
- how much a material can be bent without fracturing
- change that alters the matter chemically
- solid, liquid, gas
- what we see based on how light reflects off of objects
- matter that is uniform
- the amount of space an object takes up
- gaseous from of water
- reacts based on the independent variable
- how well can it take a hit with a hammer
- the current and definite explanation for something works
- becoming liquified by heat
- particles bounce around everywhere
- property depending on the amount of matter present
- particles roll around each other
- substance that can not be chemically broken down any further
- mixture that is not uniform
- the substance that undergoes change in a reaction
Down
- mixture that is uniform
- purifying a liquid by heating and cooling
- variable that is changed
- change that does not affect the matters compostition
- the amount of matter in an object
- (aka homogeneous mixture)
- separating the colors out of something
- what temperature a substance turns to a gas
- substance precipitated from a solution
- and idea that intends to explain something
- property not depending on the amount of matter present
- property describing how close together the matter is
- particles basically do not move
- color, hardness, boiling point
- separating one thing from another
- combination of substances
36 Clues: solid, liquid, gas • gaseous from of water • matter that is uniform • mixture that is uniform • combination of elements • variable that is changed • (aka homogeneous mixture) • combination of substances • becoming liquified by heat • mixture that is not uniform • color, hardness, boiling point • particles basically do not move • particles roll around each other • ...
Organic Chemistry 2022-09-16
Across
- 10-15% pure alcohol is called _______
- A dichloride compound is also commonly called ______ Chloride
- Ethyne with rotten egg smelling gas forms _________
- CFC’s are also called ______
- Acids form salts with alkalies which are similar to a compound G.But unlike G they react with bicarbonates to evolve CO2.Write the organic compound G
- Acetone first reacts with magnesium in the presence of an organic solvent S and then upon hydrolysis it forms pinnacol.Write common name of S
- CHCl3 + O2 in presence of sunlight gives an organic compound.Write that compound
- cyclohexanone reacts with NH2OH to form a compound which on reaction with H3PO4 forms the monomer unit which on polymerisation forms a polymer D.write name of D(without hyphen)
- Number of nitro substituted compounds formed when neo pentane reacts with nitric acid in presence of heat
- number of hydrogen in major product formed when 9-BBN reacts with propyne
- Structure(Eg:Linear) of intermediate formed in esterification of Aliphatic Acid
- Glycol reacts with a cyclohexanone which has CH3CHO as a substituent at 2nd Carbon w.r.t double bond O to form X Which is commonly also commonly called __________
Down
- Colour formed when glucose reacts with phenyl hydrazine
- Since some sweet smelling halogens have low boiling point they are in general also called ________ Halogens (Hint:Characteristic word for low B.Pt)
- Aromatic Acids undergo EAS but not ______ reaction as the lewis acid used gets bonded to carboxyl group
- the catalyst used for polymerisation of HDPE
- Rectified spirit is also called _______ Mixture
- If number of oxygen molecules in para per iodic acid is y.write y+1
- Number of hyper conjugate resonance structures of 1methyl benzene
- Number of moles of HCl lost when excess of benzene reacts with with trichloromethane in presence of anhydrous Aluminium chloride is x.Write [3x^2/8],[.] is GIF
- Polymer of D-glucose used for alcohol product
- Pyridine and chromic anhydride in 2:1 ratio is called ________ reagent
- ________reacts with anhydrous acids(HX)to form a trans halo hydrin
23 Clues: CFC’s are also called ______ • 10-15% pure alcohol is called _______ • the catalyst used for polymerisation of HDPE • Polymer of D-glucose used for alcohol product • Rectified spirit is also called _______ Mixture • Ethyne with rotten egg smelling gas forms _________ • Colour formed when glucose reacts with phenyl hydrazine • ...
Chemistry Crossword 2022-09-20
Across
- electrons located on the outermost energy level
- discovered atom was a solid indivisible mass
- lowest energy level
- 7 valence electrons
- levels electrons located around the nucleus
- group 1 period 4
- atomic symbol Cu
- used math to describe location and energy of an atom
- s=1, p=3, d=5, f=7
- atoms that gained energy in higher energy shells
- SI unit of frequency
- [Ne] 3s^1
- amount of energy required to move one electron to another energy level
Down
- 1s^2 2s^2 2p^3
- described atoms as having a nucleus surrounded by an electron cloud
- atomic number 2
- 35 protons and electrons
- v=C/λ
- separates colors of light
- columns of the periodic table
- quantum of light energy
21 Clues: v=C/λ • [Ne] 3s^1 • 1s^2 2s^2 2p^3 • atomic number 2 • group 1 period 4 • atomic symbol Cu • s=1, p=3, d=5, f=7 • lowest energy level • 7 valence electrons • SI unit of frequency • quantum of light energy • 35 protons and electrons • separates colors of light • columns of the periodic table • levels electrons located around the nucleus • discovered atom was a solid indivisible mass • ...
Chemistry: Matter 2022-08-31
Across
- Anything that has a mass and takes up space
- separating two solids, one is magnetic
- is a measure of the amount of matter an object has
- substances that cannot be separated by physical mean
- smallest unit of an element or compound
- made of only one type of atom
- unit to measure volume
- Separate two liquids with different density or separate liquid from a heavy sediment
- mixture does not look uniform, can see the parts that make up the mixture
Down
- separating a liquid from another liquid, both have different boiling points
- composition is uniform, cannot see the parts that make up the mixture
- Separating components of a liquid mixture based on how fast the parts travel up a special paper
- Separating components of a mixture based on the difference in density
- being dissolved
- is the amount of space an object takes up
- two or more different substances are physically mixed (not chemically combined)
- unit to measure mass
- made of two or more types of atoms
- Separating larger solids from smaller solids using a sieve
- dissolving the solution
- all matter is made up of ____.
- separating a liquid from a solid that has been dissolved
- Separating smaller solids from liquids using filter paper
23 Clues: being dissolved • unit to measure mass • unit to measure volume • dissolving the solution • made of only one type of atom • all matter is made up of ____. • made of two or more types of atoms • separating two solids, one is magnetic • smallest unit of an element or compound • is the amount of space an object takes up • Anything that has a mass and takes up space • ...
Organic Chemistry 2022-08-16
Organic Chemistry 2022-08-16
chemistry vocab 2022-12-07
Across
- found in the electron cloud
- unit for measuring subatomic particles
- shatters easily
- found on the right side of the table
- can be hammered into a sheet
- positive charge
- holds up to 18 electrons
- holds up to 8 electrons
- only made of one type of atom
Down
- electricity and heat can pass through it
- negative charge
- not shiny
- electricity and heat can not pass through it
- can be pulled into a wire
- holds only 2 electrons
- the smallest part of en element
- have properties of both metals and nonmetals
- found on the left side of the periodic table
- the center part of an atom
- reflects light
20 Clues: not shiny • reflects light • negative charge • shatters easily • positive charge • holds only 2 electrons • holds up to 8 electrons • holds up to 18 electrons • can be pulled into a wire • the center part of an atom • found in the electron cloud • can be hammered into a sheet • only made of one type of atom • the smallest part of en element • found on the right side of the table • ...
Chemistry Crossword 2023-01-30
Across
- maximum and perfect amount of solute
- solutions that are compsition an have appearance
- loss of water in hydrate
- relationship between solubility and pressure
- dissolving medium
- graph of solubility
- more solute than it can handle
- what holds the water on the coin in place
Down
- solution where water is the solvent
- rate of dissolved solute
- does not conduct electric energy
- heterogeneous mixture
- process of ions being captured
- heterogeneous mixure that particles settle out
- where water animals cannot live
- a solid compound
- dissolved particles
- amount of solute
- substance that reduce surface tension
- conducts electric current
20 Clues: a solid compound • amount of solute • dissolving medium • graph of solubility • dissolved particles • heterogeneous mixture • rate of dissolved solute • loss of water in hydrate • conducts electric current • process of ions being captured • more solute than it can handle • where water animals cannot live • does not conduct electric energy • solution where water is the solvent • ...
chemistry crossword 2023-01-30
Across
- heterogeneous mixture containing particles that are spread throughout another substance
- spins around a fixed point
- the energy an object has because of its motion
- a heterogenous mixture from which particles settle out upon stand
- the amount of solute that dissolves in a given quantity
- particles are aranged in a repeating thre dimensional pattern
- changing from liquid to gas.
- contains more solute than it can theoretically hold
- the rate at which a solute dissolves
- shifts from one point to another
Down
- areas in the ocean where the oxygen concentration is so low that animal life suffocates
- consists of networks of atoms held together by covalent bonds
- formed via strong metallic bonds
- forces between the molecules of gas and the container walls
- graph of the solubility as a function of temperature
- lacks an ordered internal structure
- any substance that flows
- consists of molecules that are held together by the relatively weak intermolecular forces
- consists of positively and negatively charged ions held together by ionic bonds
- an object moves rapidly back and forth
- states that at a given temperature solubility of a gas in a liquid is directly proportional to the pressure of the gas above the liquid
21 Clues: any substance that flows • spins around a fixed point • changing from liquid to gas. • formed via strong metallic bonds • shifts from one point to another • lacks an ordered internal structure • the rate at which a solute dissolves • an object moves rapidly back and forth • the energy an object has because of its motion • contains more solute than it can theoretically hold • ...
Chemistry Review 2023-04-19
Across
- releases ions in order to keep half cells neutral
- produces OH- ions in solution
- negatively charged particle
- type of bond with a low melting point and no conductivity
- a measure of the tendency of an atom to attract a bonding pair of electrons
- A substance that breaks up into ions (particles with electrical charges) when it is dissolved in water or body fluids
- different forms of the same element (eg carbon graphite/diamonds)
- a measurement of how much solute per unit of solution
- positivly charged particle
- mass/volume
- produces H+ ions in solution
Down
- Lowers the activation energy of a reaction and provides and alternative pathway
- another way to describe a covalent bond
- randomness
- atoms with the same number of protons but a different number of neutrons
- type of bond with a high melting point and conductivity in a liquid or aqueous state
- reaction which releases energy
- group 17
- Average kinetic energy
- a mixture with water
- reaction which absorbs energy
21 Clues: group 17 • randomness • mass/volume • a mixture with water • Average kinetic energy • positivly charged particle • negatively charged particle • produces H+ ions in solution • produces OH- ions in solution • reaction which absorbs energy • reaction which releases energy • another way to describe a covalent bond • releases ions in order to keep half cells neutral • ...
Chemistry Review 2023-04-17
Across
- a testable statement or prediction
- a set of controlled observations that test a hypothesis
- a judgement based on the information obtained
- a pure substance that cannot be broken down into simpler substances by physical or chemical change
- the amount of mass per unit volume
- a vertical column of elements in the periodic table
- the weighted average mass of the isotopes of that element
- the energy-releasing process by which a gas or vapor becomes a liquid
- the smallest particle of an element that retains all the properties of that element
- the amount of product produced when a chemical reaction is carried out
- negatively charged particle
- atomic mass unit 1/12 of carbon-12
- a solution that contains more hydrogen ions than hydroxide ions
- a heterogeneous mixture of intermediate-sized particles
- space around the nucleus of an atom where the electron is found
- a solution that contains more hydroxide ions than hydrogen ions
- a horizontal row of elements in the periodic table
- a technique used to separate the components of a mixture based upon mass
Down
- positively charged particle
- In a chemical equation, the number written in front to a reactant or product
- neutrally charged particle
- center of the atom where protons and neutrons are formed
- the ion with a negative charge
- the atomic number is the number of protons in an atom
- group 1 elements except for hydrogen
- equal volumes of gasses at the same temperature contain equal number of particles
- Group 17
- a form of matter that flows to conform to the shape of the container
- a bond where electrons are shared
- an ion that has a positive charge
30 Clues: Group 17 • neutrally charged particle • positively charged particle • negatively charged particle • the ion with a negative charge • a bond where electrons are shared • an ion that has a positive charge • a testable statement or prediction • the amount of mass per unit volume • atomic mass unit 1/12 of carbon-12 • group 1 elements except for hydrogen • ...
chemistry crossword 2023-04-17
Across
- amount of additional pressure caused by moved water molecules
- the characteristic of being able to dissolve in a certain solvent
- difference in temp between its freezing point and freezing point of pure solvent
- ratio # moles solute : # moles solute + solvent
- insoluble in each other
- a heterogeneous mixture of intermediate size particles
- diffusion of solvent across semipermeable membrane from high to low concentration
- energy change that occurs during formation process
- soluble in each other
- a mixture containing particles that settle out when undisturbed
- contains more solute than a saturated solution at same temp
- does not dissolve
Down
- dispersed colloid particles are large enough to scatter light
- law (S is directly proportional to P)
- temp. difference between solution boiling point and pure solvent's boiling point
- contains less dissolved solute than a saturated solution\
- process of surrounding solute particles with solvent particles
- a measure of how much solute is dissolved in a solvent/solution
- ratio of # moles solute dissolved in 1 kg or L solvent
- max amount of solute that will dissolve
- physical solution properties affected by # of particles but not identity of dissolved solute particles
- fewer particles entering the gaseous state
- erratic movement of colloid particles
- contains max amount dissolved solute
24 Clues: does not dissolve • soluble in each other • insoluble in each other • contains max amount dissolved solute • law (S is directly proportional to P) • erratic movement of colloid particles • max amount of solute that will dissolve • fewer particles entering the gaseous state • ratio # moles solute : # moles solute + solvent • energy change that occurs during formation process • ...
Chemistry Crossword 2023-04-24
Across
- substances that cannot be dissolved to form a solution
- substance that is dissolved
- a change in matter in which new materials with new chemical and physical properties are formed
- solutions containing more than the maximum amount of solute normally capable of dissolving at a certain temperature
- sharing of electrons by atoms so that all atoms involved achieve a filled valence level
- a mixture containing particles that settle out if left undisturbed
- two compounds exchange ions
- oxygen combines with a substance and releases heat and light
- transfer of electrons between atoms, resulting in cations and anions
Down
- solution that contains the maximum amount of solute
- atoms of one element replace the atoms of another elements in a compound
- Equilibrium dissolving and recrystallizing of solute occur at equal rates
- atoms will gain, lose, or share valence electrons to attain 8 valence electrons
- substance that does the dissolving
- a characteristic that can be observed or measured without changing the samples composition
- substance that can be dissolved
- a mixture that is not uniform
- solution that contains less than the maximum amount of solute
- individual particles cannot be distinguished
- a single compound breaks down into two or more elements or new compounds
20 Clues: substance that is dissolved • two compounds exchange ions • a mixture that is not uniform • substance that can be dissolved • substance that does the dissolving • individual particles cannot be distinguished • solution that contains the maximum amount of solute • substances that cannot be dissolved to form a solution • ...
Chemistry Crossword 2023-04-24
Across
- able to be dissolved
- the horizontal rows of the periodic table
- protons + neutrons
- A + B = AB
- phase change from solid to gas
- AX + B = AB + X
- 273K is the standard for ________
- types of metals that make covalent bonds
- unable to be dissolved
- electrons are transferred between atoms, which makes cations and anions
Down
- discovered by James Chadwick
- the vertical columns of the periodic table
- AB = A+B
- discovered by JJ Thompson
- simplest unit of an ionic compound
- nitrogen, oxygen, and bromine are ____
- how many sig figs is 0.239
- a mixture containing particles that settle out
- microscopic particles that are evenly dispersed
- having 8 valence electrons
20 Clues: AB = A+B • A + B = AB • AX + B = AB + X • protons + neutrons • able to be dissolved • unable to be dissolved • discovered by JJ Thompson • how many sig figs is 0.239 • having 8 valence electrons • discovered by James Chadwick • phase change from solid to gas • 273K is the standard for ________ • simplest unit of an ionic compound • nitrogen, oxygen, and bromine are ____ • ...
Chemistry Bonus 2023-04-25
Across
- brittle, poor conductor, dull
- discovered the elctron
- a reaction that releases heat and warms surroundings
- discovered the nuetron
- discovered the proton and nucleus
- digits of a number used for accuracy starting with the first nonzero digit
- a device used to measure calories
- good conductor, malleable ,ductile,lustrous
- a mixture where individual particles can't be distinguished
- Silicon, Boron, Germanium, Arsenic, Antimony, Tellurium, Astatine, Polonium
- how strongly atoms attract bonding electrons to themselves
Down
- the temperature and pressure where a substance becomes a supercritical fluid
- a reaction that absorbs heat and cools surroundings
- metals tend to ____ electrons in chemical reactions
- phase change from gas to solid
- a mixture that isn't uniform
- standard scientific unit of measurement
- phase change from solid to gas
- nonmetals tend to ____ electrons in chemical reactions
- a mixture containing particles that settle out
20 Clues: discovered the elctron • discovered the nuetron • a mixture that isn't uniform • brittle, poor conductor, dull • phase change from gas to solid • phase change from solid to gas • discovered the proton and nucleus • a device used to measure calories • standard scientific unit of measurement • good conductor, malleable ,ductile,lustrous • ...
Organic Chemistry 2023-04-26
Across
- randomness
- stereoisomeric structures which do not mirror images of one another
- has a hydroxyl group directly bonded to an alkene
- stabilizing interaction that results from the interaction of the electrons in a sigma-bond with an adjacent empty or partially filled p-orbital or a π-orbital to give an extended molecular orbital that increases the stability of the system
- a term that may be applied to any asymmetric object or molecule
- Aldehyde and an Alcohol that is catalytic
- occurs within a molecule
- an equimolar mixture of the two enantiomeric isomers of a compound, equal chance of adding to top or bottom
- rule that whenever it is possible, an elimination reaction will favor the formation of the most stable double bond
- The effect on electron density in one portion of a molecule due to electron-withdrawing or electron-donating groups elsewhere in the molecule
- deprotonated anions of enols
- increase in number of bonds between atoms that are less electronegative
- the addition of the elements of water to a substance
- any effect due to the size of atoms or groups
- interconvert with one another
- reactant that donates electrons to form a new bond
- a reactant that accepts electrons to form a new bond
Down
- neutral dipolar molecule containing a negatively charged atom directly attached to a positively charged heteroatom
- when a lone pair is next to an empty p-orbital
- if a dynamic equilibrium is disturbed by changing the conditions, the position of equilibrium shifts to counteract the change to reestablish an equilibrium
- stability
- a conformation in which substituents on two attached saturated carbon atoms overlap when viewed as a Newman projection
- not chiral. A compound (or object) that is superimposable on its mirror image
- preparation of two pure enantiomers from a single chiral carbon
- occurs between multiple molecules
- a substance that, when added to a reaction mixture, changes the rate of attainment of equilibrium in the system without itself undergoing a permanent chemical change
- carbon atom gains bonds to more electronegative elements
- a set of rules that determines whether a compound is aromatic or not
28 Clues: stability • randomness • occurs within a molecule • deprotonated anions of enols • interconvert with one another • occurs between multiple molecules • Aldehyde and an Alcohol that is catalytic • any effect due to the size of atoms or groups • when a lone pair is next to an empty p-orbital • has a hydroxyl group directly bonded to an alkene • ...
Chemistry Review 2023-05-01
Across
- negative value for H
- positive subatomic particle
- used to quantify the heat flow into or out of a system
- electrons are arranged in a "sea of electrons"
- a chemical geometry with a 180 degree angle
- type of radiation that is pure energy
- the weakest of the intermolecular forces
- unit of pressure
- the capacity to do work
- the rows of the periodic table
- type of chemical reaction in which one product is formed
- 1s2 2s2 2p6 3s2 3p6 4s2 3d6
- gas law that related pressure, volume, temperature, and amount of a gas
- bond between a nonmetal and a nonmetal
- credited for the Atomic Theory of Atoms
- the unit of energy, heat, or work
- type of chemical reaction in which water and carbon dioxide are products
- used to measure volume of a liquid
- most electronegative element
Down
- the bond that holds two molecules together
- first part of the atom to be discovered
- unit of temperature
- electron geometry of methane
- group 1 of the periodic table
- studies the rate at which a chemical reaction occurs
- happens when there are too many protons in the nucleus and neutrons cannot hold them in
- a metal that is a liquid at room temperature
- ionic, covalent, or metallic bond
- a force between H and N,O, or F
- the study of heat released or required by a chemical reaction
- mass divided by volume
- created the "Nuclear" model of the atom, after the gold foil experiment
- a unit to measure concentration
- created the "Plum Pudding" model of the atom
- group 7 on the periodic table
- type of replacement reaction where one element "trades places" with an element in a compound
- Valence shell electron pair repulsion
- result of an electronegativity difference greater than 0.3
- bond between a metal and a nonmetal
- 1s2 2s2 2p6 3s2 3p6 4s2
40 Clues: unit of pressure • unit of temperature • negative value for H • mass divided by volume • the capacity to do work • 1s2 2s2 2p6 3s2 3p6 4s2 • positive subatomic particle • 1s2 2s2 2p6 3s2 3p6 4s2 3d6 • electron geometry of methane • most electronegative element • group 1 of the periodic table • group 7 on the periodic table • the rows of the periodic table • ...
chemistry bonus 2023-05-02
Across
- change of one substance to another
- element composed of one type
- a unit of temp
- sum of number of protons and neutrons
- standards used in gas equations
- a chemical bond formed when two atoms share two electrons
- substances that are made
- energy possessed by the objects motion
Down
- substance that react
- melting and evaporation
- good conducotrs of heat and electricity
- usually gasses or brittle solids at room temp
- change in size, shape, or state
- the vertical columns in the periodic table
- Avogadros number of anything
- force of attraction between opposite charges
- flexible
- can be hammered
- horizontal rows of elements
- freezing and condensation
20 Clues: flexible • a unit of temp • can be hammered • substance that react • melting and evaporation • substances that are made • freezing and condensation • horizontal rows of elements • element composed of one type • Avogadros number of anything • change in size, shape, or state • standards used in gas equations • change of one substance to another • sum of number of protons and neutrons • ...
Chemistry Bonus 2023-05-02
Across
- atoms that do not have eight valance electrons have what kind of potential energy
- what is tended to form covalent bonds
- atoms that have eight valance electrons have what potential energy
- a type of energy that is released from interaction of cation and anions
- a type of bond that shares electrons by atoms so that all atoms involved achieve a filled valence level
- a rule which is atoms will gain, lose, or share valence e to attain 8 valence electrons
- substances that are volatile vaporize easily
- a type of bond that transfers electrons between atoms
- a standard unit that stands for 6.02 x 10^23
- what type of convalent bond is equal to sharing of "e"
- what type of covalent bond is unequal to sharing of a "e"
Down
- positive ion
- what type of mass is the mass of one mole particle
- what is the smallest particle of a covalently bonded compound
- how many valence electrons are needed to be most stable
- negative ion
- what ion compounds are called
- What type of mass is given in amu
- what number is also called 6.02 x 10^23
- all elements exist as this
20 Clues: positive ion • negative ion • all elements exist as this • what ion compounds are called • What type of mass is given in amu • what is tended to form covalent bonds • what number is also called 6.02 x 10^23 • substances that are volatile vaporize easily • a standard unit that stands for 6.02 x 10^23 • what type of mass is the mass of one mole particle • ...
BIO CHEMISTRY 2017-09-07
Across
- it contains an alpha amino group ,an aplha carboxylic acid group
- is a form of IGF-1 a peptide hormone which creation of new muscle cells and stimulates muscles growth.
- it is synthesized from pyruvate employing leucine biosynthesis enzymes in other organisms such as bacteria.
- encoded by codons CGU,CGC,CGA,CGG,AGA,AGG.
- it is a semi-proteinogenic amino acid with the formula H20CCHCH2SH
- Y it is a 36 amino acid neuropeptide that acts as a neurotransmitter in the brain and in the autonomic nervous system in the humans.
- A reaction between asparagine and reducing sugars or other sources of carbonyls produces arcylamide in food when heated to sufficient temperature.
- it increases lean body mass reduced fat increased strength better sleep and improved recovery.
- group of proteins that are involved in polymerization of actin.
- it contains an alpha amino group a carboxylic acid group and an imidazole side chain.
- YY IT IS A SHORT 36 amino acid peptide realease from cells in the ileum and colon in response to feeding.
- it has a single hydrogen atom as it side chain.
- it contains highly elastic protein in connective tissue.
Down
- polypepetide it is secreted by pp cells in the endocrine pancreas predominantly in the head of pancreas.
- regulatory protein found in most tissues of eukaryotic organisms.
- is the iron containing oxygen transport metalloproteins in the red blood cells of all vertebrates.
- acid it is used by almost all living beings in the biosynthesis of proteins.
- it acts like a gehrlin mimetic but unlike GHRP-6.
- it is an injectable peptide drug which van be used to prmote the healing enchance range of motion in cases of injury.
- these are small arginine rich nuclear proteins that replace histones late in the haploid phase of spermatogenesis and are believed essential for sperm head condenstation and DNA stabilization.
- it is a synthetis product specific for taning with libido.
- it turn act as serine protease that converts soluble firinogens in to insoluble strands of fibrin.
- it is a rod shaaped cytoplasmic protein.
- encoded by the codons ACU,ACC,ACA and ACG is an alpha amino acid that is used in the biosynthesis of protiens.
- these proteins are most commonly found in mammalian milk making up 80% of the proteins in cow milk and between 20% and 45% of the proteins in human milk.
- molecular weight 131.17g/mol.
- it is a peptide hormone produced by beta cells of the pancreatic islets.
- these are ubiquitous nature are found in many foods.
- growth hormone {HGH} used by the athelets for turning back body biological clock reducing fat restoring hair growth and color.
29 Clues: molecular weight 131.17g/mol. • it is a rod shaaped cytoplasmic protein. • encoded by codons CGU,CGC,CGA,CGG,AGA,AGG. • it has a single hydrogen atom as it side chain. • it acts like a gehrlin mimetic but unlike GHRP-6. • these are ubiquitous nature are found in many foods. • it contains highly elastic protein in connective tissue. • ...
General Chemistry 2020-02-13
Across
- rarest gas in the atmosphere
- each of two or more different physical forms in which an element can exist.
- its atomic mass is 20.1797 U
- relating to or denoting chemical bonds formed by the sharing of electrons between atoms.
- This is everything around you.
- element whose atomic weight is 145
- symbol for the element praseodymium
- also known as quicksilver, element with the atomic number 80
- symbol for the element Tin
- element with the atomic number 69
Down
- is by far the most abundant element in the Earth's crust.
- symbol for the element Cobalt
- It is named after the American nuclear chemist Glenn T. Seaborg.
- element with the atomic number 5
- symbol for the element Oganesson
- From Ancient Greek: κρυπτός, romanized: kryptos meaning "the hidden one"
- is the smallest constituent unit of ordinary matter that constitutes a chemical element.
- an atom or molecule that has gained or lost one or more of its valence electrons
- element with the atomic number 39
- symbol for the element actinium
- symbol for lithium
21 Clues: symbol for lithium • symbol for the element Tin • rarest gas in the atmosphere • its atomic mass is 20.1797 U • symbol for the element Cobalt • This is everything around you. • symbol for the element actinium • element with the atomic number 5 • symbol for the element Oganesson • element with the atomic number 39 • element with the atomic number 69 • ...
Salas chemistry 2020-05-14
Across
- he supported this theory and added a fifth element.
- relatively uniform in comparison.
- liquid to gas.
- This is something that was forced to mixed, and doesn’t completely mix.
- can be compressed
- tell how hot or cold an object is.
- changing of SOF into a new kind of SOF
- combination of neutron and proton.
- all non-zeroes numbers are ___________.
- ability to flow.
- a column of elements in the periodic table.
- no charge
- resistance to flow.
- negative charge
- Elements that readily forms positive ions (cations) and has metallic bonds.
- suggested that there were only four basic elements.
- the amount of space occupied by a substance.
- Any carbon compound formed exclusively by a living organism.
- gas to solid.
- Trailing zeros in a whole number with no decimal shown are ________.
- brach of science that deals with the identification of substances.
- the most stable state of an atom.
- composed of two or more substances.
- simplest form of matter composed of only one type of atom.
- a Chemical element that exhibits some properties of metals and some non-metals.
Down
- Mixture whose composition varies from one position to another within the sample is considered as heterogenous.
- the fifth element Aristotle added.
- pure substance containing two or more kinds of atom.
- solid to liquid
- solid to gas.
- liquid to solid
- the measurements can never be exact.
- gas to liquid
- he said that "substances had its own seeds"
- cannot be compressed and cannot move freely.
- Is an element that doesn’t have the characteristics of metal
- the quantity of matter in the object.
- a row of chemical elements.
- can move pass one another.
- positive charge
- the substance that is dissolved or scattered substance in which the dispersed phase is spread.
- the process of simplifying a very large number or a very small number.
- a group in the P.T consisting of five chemically related elements.
- anything that occupies space and has mass.
- A chemical compound that lacks carbon-hydrogen bonds.
- Are all odorless, colorless, monotonic gases.
- the ratio of the mass of an object to the volume it occupies.
- he discovered nucleus.
- smallest unit of a matter building block.
- electrons in last shell.
50 Clues: no charge • solid to gas. • gas to liquid • gas to solid. • liquid to gas. • solid to liquid • liquid to solid • negative charge • positive charge • ability to flow. • can be compressed • resistance to flow. • he discovered nucleus. • electrons in last shell. • can move pass one another. • a row of chemical elements. • relatively uniform in comparison. • the most stable state of an atom. • ...
General Chemistry 2020-05-14
Across
- (state of matter) characterized by particles arranged such that their shape and volume are relatively stable.
- the conversion of liquid to gas
- combination of two or more substances
- is a negatively charged subatomic particle
- are ordorless, colorless, monotonic gases.
- Any characteristic that can be determined without changing the substance’s chemical identity.
- the study of chemistry in physics
- are good conductors of heat
- to pass through a sieve so as to separate the coarse from the fine particles
- is the method in which heavier components of the mixture are separated from the lighter substances with the help of wind
- process by which water changes from a liquid to a gas or vapor.
- a homogenous mixture or two or more element
- is a subatomic particle found in the nucleus of every atom
- is a chemical substance that cant be divided or changed into other chemical substances by any ordinary chemical means
- process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid
- a neutral subatomic particle found in the atomic nucleus
- is a particle made up of two or more atoms that are chemically bonded together
- poor thermal conductors
- Any characteristic of matter that depends on the amount of matter being measured.
- chemical element with the symbol O
- A substance made up of two or more elements that are joined together in a fixed ratio.
- is the smallest object that retains the properties of an element
- (state of matter) has a definite volume, it does not have a definite shape.
- the study of chemical processes that occur inside of living organisms
- process in which a gas changes directly to a solid without going through the liquid state
Down
- process through which a substance changes from a liquid to a solid
- the substance that is dissolved or scattered
- the study of the chemistry of life
- Any characteristic of matter that does not depend on the amount of the substance present.
- the study of inorganic compounds
- is anything that has mass and takes up space.
- 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.
- Also known as semi-metals .have mostly non-metallic properties.
- the study of the chemistry of matter
- when heat is applied to solid
- process used to separate solids from liquids or gases using a strainer
- of matter) consisting of particles that have neither a defined volume nor defined shape.
- has definite composition, and specific properties.
- something that was forced to be mixed
- does not have a definite composition and is non uniform
- chemical element with the symbol H
- when a solid is converted directly into gas
- occurs when a gas loses energy
- Any characteristic that can be determined only by changing a substance’s molecular structure.
- any material that is not a mixture
- consists of highly charged particles with extremely high kinetic energy.
- is the power to attract
- chemical element with the symbol Cl
- is the study of matter and the chemical reactions between substances.
- chemical element with the symbol Si
50 Clues: poor thermal conductors • is the power to attract • are good conductors of heat • when heat is applied to solid • occurs when a gas loses energy • the conversion of liquid to gas • the study of inorganic compounds • the study of chemistry in physics • the study of the chemistry of life • chemical element with the symbol H • any material that is not a mixture • ...
General Chemistry 2020-05-14
Across
- the study of chemistry in physics
- chemical element with the symbol Au
- A substance made up of two or more elements that are joined together in a fixed ratio.
- is the power to attract
- chemical element with the symbol Ne
- the study of chemical processes that occur inside of living organisms
- process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid
- when heat is applied to solid
- is a subatomic particle found in the nucleus of every atom
- (state of matter) has a definite volume, it does not have a definite shape.
- the study of the chemistry of matter
- is the study of matter and the chemical reactions between substances.
- process in which a gas changes directly to a solid without going through the liquid state
- 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.
- to pass through a sieve so as to separate the coarse from the fine particles
- process by which water changes from a liquid to a gas or vapor.
- Any characteristic that can be determined without changing the substance’s chemical identity.
- chemical element with the symbol O
- chemical element with the symbol Si
- poor thermal conductors
- are ordorless, colorless, monotonic gases.
- process through which a substance changes from a liquid to a solid
- consists of highly charged particles with extremely high kinetic energy.
- is a particle made up of two or more atoms that are chemically bonded together
- is a negatively charged subatomic particle
- is a chemical substance that cant be divided or changed into other chemical substances by any ordinary chemical means
- does not have a definite composition and is non uniform
Down
- the conversion of liquid to gas
- occurs when a gas loses energy
- any material that is not a mixture
- the study of the chemistry of life
- is the method in which heavier components of the mixture are separated from the lighter substances with the help of wind
- is anything that has mass and takes up space.
- Also known as semi-metals .have mostly non-metallic properties.
- Any characteristic that can be determined only by changing a substance’s molecular structure.
- has definite composition, and specific properties.
- chemical element with the symbol H
- when a solid is converted directly into gas
- a homogenous mixture of two or more element
- of matter) consisting of particles that have neither a defined volume nor defined shape.
- are good conductors of heat
- the substance that is dissolved or scattered
- process used to separate solids from liquids or gases using a strainer
- Any characteristic of matter that depends on the amount of matter being measured.
- the surname of the chemist who developed periodic table
- a neutral subatomic particle found in the atomic nucleus
- is the smallest object that retains the properties of an element
- (state of matter) characterized by particles arranged such that their shape and volume are relatively stable.
- Any characteristic of matter that does not depend on the amount of the substance present.
- combination of two or more substances
- the study of inorganic compounds
- something that was forced to be mixed
52 Clues: is the power to attract • poor thermal conductors • are good conductors of heat • when heat is applied to solid • occurs when a gas loses energy • the conversion of liquid to gas • the study of inorganic compounds • the study of chemistry in physics • any material that is not a mixture • the study of the chemistry of life • chemical element with the symbol H • ...
General Chemistry 2020-05-14
Across
- process in which a gas changes directly to a solid without going through the liquid state
- are good conductors of heat
- A substance made up of two or more elements that are joined together in a fixed ratio.
- is the study of matter and the chemical reactions between substances.
- poor thermal conductors
- chemical element with the symbol Au
- is anything that has mass and takes up space.
- occurs when a gas loses energy
- the conversion of liquid to gas
- the study of the chemistry of matter
- is a negatively charged subatomic particle
- Any characteristic that can be determined without changing the substance’s chemical identity.
- of matter) consisting of particles that have neither a defined volume nor defined shape.
- has definite composition, and specific properties.
- is the smallest object that retains the properties of an element
- Any characteristic of matter that does not depend on the amount of the substance present.
- the surname of the chemist who developed periodic table
- the substance that is dissolved or scattered
- combination of two or more substances
- 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.
- is a subatomic particle found in the nucleus of every atom
- Any characteristic that can be determined only by changing a substance’s molecular structure.
- process through which a substance changes from a liquid to a solid
- is a chemical substance that cant be divided or changed into other chemical substances by any ordinary chemical means
- consists of highly charged particles with extremely high kinetic energy.
- a homogenous mixture of two or more element
- is the method in which heavier components of the mixture are separated from the lighter substances with the help of wind
- the study of chemical processes that occur inside of living organisms
Down
- process used to separate solids from liquids or gases using a strainer
- chemical element with the symbol O
- process by which water changes from a liquid to a gas or vapor.
- a neutral subatomic particle found in the atomic nucleus
- any material that is not a mixture
- chemical element with the symbol Ne
- does not have a definite composition and is non uniform
- the study of the chemistry of life
- the study of chemistry in physics
- (state of matter) has a definite volume, it does not have a definite shape.
- is the power to attract
- is a particle made up of two or more atoms that are chemically bonded together
- Any characteristic of matter that depends on the amount of matter being measured.
- process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid
- when a solid is converted directly into gas
- (state of matter) characterized by particles arranged such that their shape and volume are relatively stable.
- something that was forced to be mixed
- are ordorless, colorless, monotonic gases.
- to pass through a sieve so as to separate the coarse from the fine particles
- the study of inorganic compounds
- Also known as semi-metals .have mostly non-metallic properties.
- when heat is applied to solid
50 Clues: poor thermal conductors • is the power to attract • are good conductors of heat • when heat is applied to solid • occurs when a gas loses energy • the conversion of liquid to gas • the study of inorganic compounds • the study of chemistry in physics • chemical element with the symbol O • any material that is not a mixture • the study of the chemistry of life • ...
General chemistry 2020-04-23
Across
- property also called extrinsic property
- bond in which two atoms share one pair of electrons'
- branch of chemistry that applies physics to the study of chemistry
- zeros used as placeholders in a large number without a decimal point are not significant
- if the number is less than 1, then only the zeros at the end of the number and the zero between nonzero digits are significant
- zeros to the left of the first nonzero digits are not significant
- can be measured and observed without changing the composition of the substance
- for numbers with trailing zero that do not contain a decimal point, the zeros may or may not be significant
- the digits in any measurement that are known with certainty plus one digit which is uncertain
- occur when the internal make-up of the matter stays the same.
- give the number of significant figure of 301 cm
- if the number is greater than 1, then all the zeros written to the right of the decimal point are significant
- all nonzero digits are significant
- process of converting liquid to gas
- process of separating the components of a suspension
- study of inorganic compounds
- composition varies from one position to another
- process of determining the extent of the dimensions, quantity or extent of something
- tells how close a measured value is to the "true" values
- refers to how the values agree closely with one another
- give the number of significant figure of 60.0 min
- process by which a substance changes from the solid phase to the liquid phase
- ability of a substance to react with other substances such as air, water, acid, and base
- ability to scatters a beam or light that passes through it
- process in which a conversion factor written in a form of ratio
Down
- branch of chemistry that studies the structure, properties and reactions of organic compounds
- the separation of a mixture by passing it in solution or suspension
- give the number of significant figure of 2355 mm
- consist of a dispersed phase or the substance that is dissolved or scattered
- in which an ordinary decimal number is expressed as the product of a number between 1 and 10 times 10 raised to a power.
- branch of science concerned with the chemical and physicochemical processes and substances that occur within living organisms.
- substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds.
- process of separating elemental metals from other particles in a mixture
- process of changing solid to gas
- also called solution
- states that atoms other than hydrogen tend to form bonds until surrounded by eight valence electrons
- composed of two or more substances combined physically
- process of separating a homogeneous mixture composed of two substances with different boiling points.
- property also called as intrinsic property, does not depend on the size of the sample
- aggregate of at least 2 atoms in a definite proportion which bind together using covalent bonds
- studies and uses instruments and methods used to separate, identify, and quantify matter
- occurs when a substance is converted to a new substance
- consist of coarse particles which are visible to the naked eye
- zeros between nonzero digits are significant
- matter that has a definite composition and distinct properties
- give the number of significant figure of 69.4208 ft
- simplest form of matter
- branch of science that deals with the identification of the substances of which matter is composed
- smallest particle of an element
- give the number of significant figure of 0.0580 g
50 Clues: also called solution • simplest form of matter • study of inorganic compounds • smallest particle of an element • process of changing solid to gas • all nonzero digits are significant • process of converting liquid to gas • property also called extrinsic property • zeros between nonzero digits are significant • give the number of significant figure of 301 cm • ...
GENERAL CHEMISTRY 2020-05-01
Across
- also called dissolution
- 1/1000 kilometer
- using selective boiling and condensation
- number of protons in the nucleus of an atom
- atomic number 47
- form strongly acidic compounds with hydrogen from which simple salts can be made.
- 1/1000 kiloliter
- solid to a gas
- two or more different substances
- substance that flows freely but is of constant volume
- Au
- force exerted
- liquid to a solid
- comparing a quantity with a standard unit.
- symbol H.
- same mass as a proton but without an electric charge
- element species of atom
- can also be called semimetals
- gas phase to the liquid phase
- a group of atoms bonded together
- separate a solid from a liquid
- liquid into vapor.
- solidification of atoms
- atomic number 56
- has metallic bonds.
- mass per volume
- atomic number 5
Down
- two or more chemical elements
- study of matter
- organic compound
- binary compound of oxygen with another element
- positive electric charge
- also called significant digits
- no fixed shape and no fixed volume
- atomic number 17
- also the physical basis of sweating.
- how dangerous a chemical
- stable in shape
- any substance that has mass and takes up space
- Kg
- Km
- atomic number 6
- inorganic compound
- ¹/₁₀₀₀ kilogram
- display of the chemical elements
- total number of protons and neutrons
- consisting of protons and neutrons.
- chemical transformation
- solid to a liquid.
- smallest constituent unit of ordinary matter
- atomic number 8
- charge of negative electricity
- has a net electrical charge.
53 Clues: Kg • Km • Au • symbol H. • force exerted • solid to a gas • study of matter • stable in shape • atomic number 6 • ¹/₁₀₀₀ kilogram • atomic number 8 • mass per volume • atomic number 5 • organic compound • 1/1000 kilometer • atomic number 47 • atomic number 17 • 1/1000 kiloliter • atomic number 56 • liquid to a solid • inorganic compound • solid to a liquid. • liquid into vapor. • has metallic bonds. • ...
Chemistry Crossword 2020-04-23
Across
- / The basic SI unit of energy.
- / A chemical reaction that is accompanied by the absorption of heat, or an organism that generates heat to maintain its temperature
- / The change in the state of matter from the gas phase to the liquid phase. It is the reverse of vaporization
- Chadwick / Discovery of the neutron
- / The transfer of energy that results from the difference in temperature between a system and its surroundings.
- / Occurs in the stars. The gaseous state of matter that contains numbers of electrically charged particles
- / The process through which a substance changes from a liquid to a solid. It becomes sufficiently cold
- Formula / stating the simplest ratio of atoms in the molecule
- / A chemical reaction that releases energy through light or heat.
- / Is defined as a phase transition from the liquid state to the gas state, usually occurs when a liquid is heated to a certain point
- / The quantitative property that must be transferred to an object in order to perform work on, or to heat, the object.
Down
- / The transition from the solid phase to the gas phase without passing through an intermediate liquid phase
- / Rigid and possesses a specific shape
- / A process by which a substance changes from the solid phase to the liquid phase
- / The study of the composition, properties, and interactions of matter that is based on observation and experimentation
- Dalton / Revived the atomic Theory 1807
- / The process of a substance in a liquid state changing to a gaseous state due to an increase in temperature and/or pressure.
- Change / The term phase transition is most commonly used to describe transitions between solid, liquid, and gaseous states of matter
- / flows and takes the shape of its container
- / Takes up the shape and volume of its container
20 Clues: / The basic SI unit of energy. • / Rigid and possesses a specific shape • Chadwick / Discovery of the neutron • Dalton / Revived the atomic Theory 1807 • / flows and takes the shape of its container • / Takes up the shape and volume of its container • Formula / stating the simplest ratio of atoms in the molecule • ...
chemistry crossword 2020-12-17
21 Clues: Fe • Ne • CH4 • H2O • CuCl2 • mgcl2 • synthesis • Atomic#-1 • no charge • monoxide N4O • positive ion • decomposition • Chloride NaCl • negative charge • A negavtive ion • positive charge • AtomicMass-15.99 • sharing electrons • 2 opposite charge ions • Ions with more than 1 atom • can't be created or destroyed
Basic Chemistry 2021-01-20
Across
- Anything less than 7 on the PH Scale
- One of the Organic Molecules. Important for structure and metabolism. Contains Nitrogen
- (Starch, Cellulose, Glycogen) Formed from Monosaccharides
- A substance taking part in a chemical reaction.
- Anything above 7 on the PH scale (Alkaline)
- any of a class of sugars whose molecules contain two monosaccharide residues (table sugar)
- The Simplest Sugars (Ex: glucose) Basic units of Carbohydrates
- are the species formed from chemical reactions
- is a process that changes or transforms one type of chemical into another.
- is the generic term for any disaccharides and monosaccharides
- the building block of protein.
- a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change
- a molecule that can be bonded to other identical molecules to form a polymer.
- are variants of a particular chemical element which differ in neutron number, but have the same proton count
- the substance on which an enzyme acts
Down
- a complex organic substance present in living cells, especially DNA or RNA. composed of many nucleotide
- Opposite Charged ions are held together by force of electrical attract of oppositely charged ions made by transfer of electrons
- is a polymeric carbohydrate consisting of numerous glucose units joined by glycosidic bonds called polymers
- Helps make sure PH doesn't change
- Loss of water to combine molecules
- The energy needed to initiate a reaction
- any of a class of natural or synthetic substances composed of very large molecules, called macromolecules, that are multiples
- is a chemical reaction in which acid and a base react quantitatively with each other
- formed by sharing of electrons
- One of Four Organic Molecules. Composed of 3 fatty acids and a glycerol molecule
- The building blocks/Monomers for Nucleic Acid
- One of four Organic Molecules. It is our main source of energy
- Adding water to break apart large molecules
- A protein catalyst that increases the rate pf a chemical reaction by lowering activation energy
29 Clues: formed by sharing of electrons • the building block of protein. • Helps make sure PH doesn't change • Loss of water to combine molecules • Anything less than 7 on the PH Scale • the substance on which an enzyme acts • The energy needed to initiate a reaction • Anything above 7 on the PH scale (Alkaline) • Adding water to break apart large molecules • ...
Chemistry crossword 2020-10-18
Across
- Colour, texture, shape, crystals, shiny, dull
- These can be used to separate items that are magnetic from non-magnetic items
- Substances made by combining two or more elements
- These particles have more energy than in a solid and vibrate around and can change places with one another
- Two or more atoms bonded together
- Can the substance burn or explode
- Anything that takes up space and has mass
- If it dissolves in different liquids
- Like a sieve with smaller holes
- Made up of one type of atom, can't be broken down into anything simpler
- The temperature at which a substance boils
- A barrier with holes
- This is a process that can separate a mixture by making it move through another substance like a paper strip.
- Can the substance rust or corrode
- Its ability to let heat pass through it
- The temperature at which a substance freezes
- - reversible
Down
- A material that is composed from a mixture of two pure substances
- Its ability to let electricity pass through it
- - irreversible
- Temporary
- A material that is composed from only one type of particle
- These particles have a large amount of energy and move around quickly in all directions
- Does the substance react quickly or slowly with other chemicals. Explosions have a very fast rate of reaction
- Is it easily scratched, does it crumble
- This exists in one of three states of matter and undergo changes of state to change between them
- Solid, liquid, gas at room temperature
- Permanent
- How heavy it is compared to other substances of the same size
- These particles cannot change places as they are held together very tightly in a regular arrangement
- Smallest part of matter
- Acid (e.g. vinegar), base (e.g. bicarbonate), neutral (e.g. water)
32 Clues: Temporary • Permanent • - reversible • - irreversible • A barrier with holes • Smallest part of matter • Like a sieve with smaller holes • Two or more atoms bonded together • Can the substance burn or explode • Can the substance rust or corrode • If it dissolves in different liquids • Solid, liquid, gas at room temperature • Is it easily scratched, does it crumble • ...
Chemistry Crossword 2020-10-06
Across
- collumns on a periodic table
- negative charge
- the substances after change are called
- where electrons are found (2 words)
- the weight of an element(2 words)
- the smallest unit of matter
- positively charged
- the number before a chemical formula
- shiny and malleable
Down
- electrons in the last shell(2 words)
- the small number in a chemical formula
- a group of atoms
- the substances before change are called
- neutrally charged
- rows on a periodic table
- the formula of an element (2 words)
- used to organize elements(2 words
- levels in the electron cloud (2 words)
- where elements are organized (2 words)
- a pure substance that cannot be broken down
20 Clues: negative charge • a group of atoms • neutrally charged • positively charged • shiny and malleable • rows on a periodic table • the smallest unit of matter • collumns on a periodic table • used to organize elements(2 words • the weight of an element(2 words) • the formula of an element (2 words) • where electrons are found (2 words) • electrons in the last shell(2 words) • ...
Chemistry Terms 2020-10-18
Across
- - a change to the physical properties of a substance
- - a substance that is able to dissolve in another substance
- - a substance involving substances in the same state of matter
- - not able to be dissolved
- - a homogeneous substance consisting of large molecules of one substance dispersed through a second substance
- - a substance involving substances in different states of matter
- - a substance that is firm and stable with closely compact particles
- - a physical substance in general
- - the minor component in a solution, dissolved in the solvent
Down
- - become or cause to become incorporated into a liquid so as to form a solution.
- - a state in which particles are dispersed throughout a fluid
- - a matter of state with no fixed shape and no fixed volume
- - method to separate different colours
- - resulting to or resulting from motion
- - able to be dissolved
- - a liquid mixture in which the solute is uniformly distributed within the solvent
- - a substance that is composed of two or more separate elements
- - a state of matter in which the substance flows freely but is of constant volume
- - a substance that is made entirely from one type of atom
- - a change to the chemical properties of a substance
20 Clues: - able to be dissolved • - not able to be dissolved • - a physical substance in general • - method to separate different colours • - resulting to or resulting from motion • - a change to the physical properties of a substance • - a change to the chemical properties of a substance • - a substance that is made entirely from one type of atom • ...
Chemistry crossword 2020-10-18
Across
- changes - reversible
- point The temperature at which a substance freezes
- substance A material that is composed from only one type of particle
- This is a process that can separate a mixture by making it move through another substance like a paper strip.
- A barrier with holes
- of matter Solid, liquid, gas at room temperature
- of reaction Does the substance react quickly or slowly with other chemicals. Explosions have a very fast rate of reaction
- Can the substance rust or corrode
- These particles have more energy than in a solid and vibrate around and can change places with one another
- Like a sieve with smaller holes
- These can be used to separate items that are magnetic from non-magnetic items
- Made up of one type of atom, can't be broken down into anything simpler
- Is it easily scratched, does it crumble
- Temporary
- This exists in one of three states of matter and undergo changes of state to change between them
Down
- Acid (e.g. vinegar), base (e.g. bicarbonate), neutral (e.g. water)
- Colour, texture, shape, crystals, shiny, dull
- Can the substance burn or explode
- Substances made by combining two or more elements
- Smallest part of matter
- Permanent
- Anything that takes up space and has mass
- conductivity Its ability to let electricity pass through it
- point The temperature at which a substance boils
- conductivity Its ability to let heat pass through it
- If it dissolves in different liquids
- changes - irreversible
- These particles cannot change places as they are held together very tightly in a regular arrangement
- These particles have a large amount of energy and move around quickly in all directions
- How heavy it is compared to other substances of the same size
- Two or more atoms bonded together
- substance A material that is composed from a mixture of two pure substances
32 Clues: Permanent • Temporary • changes - reversible • A barrier with holes • changes - irreversible • Smallest part of matter • Like a sieve with smaller holes • Can the substance burn or explode • Can the substance rust or corrode • Two or more atoms bonded together • If it dissolves in different liquids • Is it easily scratched, does it crumble • Anything that takes up space and has mass • ...
Chemistry Vocab 2020-10-22
Across
- This is when bonds have uneven distribution of charge
- Mutual electrical attraction between atoms that binds the atoms together
- Bonding that cannot be accurately represented by lewis structure
- dot notation When only valence electrons of a atom are shown
- Charged group of covalently bonded atoms
- Metal atoms and sea of electrons bonding
- Simplest collection of atoms
- Indicates the kind, number, and arrangement of bonds
- Energy released when one mole of an ionic crystalline compound is formed by gaseous ions
- Ability to be pulled
- Ability to be hammered into sheets
- Sharing of electron pairs between two atoms
- Electrical attraction between cations and antions that results in chemical bonding
- Multiple covalent bonds
Down
- bond Equally shared bonding electrons result in a balanced distribution of electrical charge
- Shows types and numbers of atoms combined in single molecule of molecular compound
- Relative numbers of atoms using atomic symbols and numerical subscripts
- Chemical compound whose simplest units are molecules
- A neutral group of atoms that are held together by covalent bonds
- Simplified representation of the valence shell electrons in a molecule
- Energy required to break a chemical bond
- Covalent bond where theres two atoms and one pair of electrons
- Compound of positive and negative ions are combined
- bond Unequal attraction for the shared electrons; covalent bond
24 Clues: Ability to be pulled • Multiple covalent bonds • Simplest collection of atoms • Ability to be hammered into sheets • Charged group of covalently bonded atoms • Metal atoms and sea of electrons bonding • Energy required to break a chemical bond • Sharing of electron pairs between two atoms • Compound of positive and negative ions are combined • ...
Advanced Chemistry 2021-03-09
Across
- also called Factor-Label Method or the Unit Factor Method
- a tabular display of the chemical elements
- 6.022 x 10^23
- breathe
- a chemical substance composed of many identical molecules (or molecular entities)
- ammonium
- unit is g/mol
- international decimal system of weights and measures
- basic units of matter
- a process used by plants and other organisms to convert light energy into chemical energy
- the space that a substance or shape occupies or contains
- a way of presenting information about the chemical proportions of atoms
Down
- Physicist known as key to the development of molecular theory
- the percent by mass of each element in a compound
- HCl
- CaCO3
- the amount of atoms
- NaCl
- quantitative measure of inertia and a fundamental property of all matter
- the degree or intensity of heat present in a substance or object
20 Clues: HCl • NaCl • CaCO3 • breathe • ammonium • 6.022 x 10^23 • unit is g/mol • the amount of atoms • basic units of matter • a tabular display of the chemical elements • the percent by mass of each element in a compound • international decimal system of weights and measures • the space that a substance or shape occupies or contains • also called Factor-Label Method or the Unit Factor Method • ...
Organic Chemistry 2021-03-09
Across
- contain the carboxylic group but also contain the amine group
- occurs when an ester reacts with an inorganic base to produce alcohol and a soap
- compound caused when any of the halogens replaces a hydrogen atom in an alkane
- contains one double covalent bond
- involves the replacement of one or more of the hydrogen atoms in a saturated hydrocarbon with another atom or group
- atoms or groups of atoms that replace hydrogen atoms in a hydrocarbon and give the compound distinctive physical and chemical properties
- a compound formed by the combination of the two amino acids
- organic compounds whose type formula is R-CO-OR'
- organic compounds in which the carbonyl group is found on the end carbon
- a chemical process in which yeast cells secrete the enzyme zymase and break the six-carbon chain of sugars into carbon dioxide and two-carbon fragments of alcohol
- the reaction between an organic acid and an alcohol to produce and ester plus water
Down
- the formation of large polymer molecules
- involve adding one or more atoms at a double or triple bond
- a homoofous series of organic compounds whose functional group is a carboxyl group
- organic compounds that contain only atoms of hydrogen and carbon
- organic compounds in which one or more hydrogen atoms of hydrocarbon are replaced by an -OH group
- homologous series of saturated hydrocarbons that release energy when burned
- compounds containing one or more double or triple covalent bonds
- formed when one or more of the hydrogen atoms of ammonia are replaced by an alkyl group
- formed when the carbonyl group is formed on an interior carbon atom that is attached to two other carbon atoms
- a homologous series of unsaturated hydrocarbons that contain one triple bond
- organic compounds containing only single bonds
- compound caused by a molecular formula being represented by more than one structural arrangement
- a series of organic compounds in which two carbon chains are joined together by an oxygen atom bonded between two carbon atoms
- organic compounds made up of chains of smaller units covalently bonded together
25 Clues: contains one double covalent bond • the formation of large polymer molecules • organic compounds containing only single bonds • organic compounds whose type formula is R-CO-OR' • involve adding one or more atoms at a double or triple bond • a compound formed by the combination of the two amino acids • contain the carboxylic group but also contain the amine group • ...
General Chemistry 2021-03-07
20 Clues: IONIC • ALKYL • ESTERS • ALKANE • EXCESS • KETONE • ETHERS • AMINES • BUTANE • HEPTANE • POLYMERS • ALDEHYDE • LIMITING • COVALENT • POTASSIUM • OCTETRULE • MOLE RATIO • ELECTRONEGA • HYDROCARBON • ACTUAL YIELD
CARBONYL CHEMISTRY 2021-03-11
Across
- Which Group 1 metal is usually used as an organometallic reagent? (7 letters)
- What type of alcohol is formed when an ester is reacted with an organometallic reagent or metal hydride? (8 letters)
- The simplest carbonyl compound is? (12 letters)
- What group is formed when two Carboxylic Acids are dehydrated and bond together? (9 letters)
- What type of reactions do Grignard reagents and organometallic reagents perform on carbonyl groups? (8 letters)
- Ketones and aldehydes can both exist as ______ forms. (9 letters)
- Cyanide acts as a _____ when it is attacking carbonyl groups to form a cyanohydrin. (11 letters)
- What molecular shape does the intermediate of a reaction involving Acyl compounds have? (11 letters)
- What is a disadvantage related to the use of diazomethane? (5 letters)
- What factor results in higher boiling points in carbonyl compounds? (8 letters)
Down
- Carbonyl compounds like acetone are usually ______ with water. (8 letters)
- Carbonyl groups reacting with Grignard reagents undergo an _____ reaction. (12 letters)
- What type of reaction is involved in the second part of mechanisms involving Acyl compounds? (11 letters)
- Diols are formed from the ______ of carbonyl compounds. (9 letters)
- What reduces the double bond character of a carbonyl group? (11 letters)
- What chemical compound is used to methylate carboxylic acids? (12 letters)
- Aldehydes are less _____ than ketones. (6 letters)
- What is the shape of carboxylic acids? (8 letters)
- The formation of a hemiacetal is a result of a carbonyl group reacting with an _____. (7 letters)
- What information about the chemical composition of molecules do we gain from IR spectroscopy? (6 letters)
20 Clues: The simplest carbonyl compound is? (12 letters) • Aldehydes are less _____ than ketones. (6 letters) • What is the shape of carboxylic acids? (8 letters) • Ketones and aldehydes can both exist as ______ forms. (9 letters) • Diols are formed from the ______ of carbonyl compounds. (9 letters) • What is a disadvantage related to the use of diazomethane? (5 letters) • ...
Foundational Chemistry 2021-05-03
Across
- Electrical charge of the atom with an equal number of protons and electrons
- This poisonous gas is given the chemical symbol ‘Cl’
- The lightest element on the Periodic Table
- A substance made of only one type of atom
- The name of the ion formed when chlorine gains one electron
- Particles inside the nucleus of an atom that have no charge
- Name for the ‘ingredients’ of a chemical reaction
- Mg2+
- Name of the compound with the formula NaOH
- Name for the substances that are produced in a chemical reaction
- This number, found above an element on the Periodic Table, tells you the number of protons inside that atom
Down
- Positively charged particle in the nucleus of an atom
- This element has an electron arrangement of 2,8
- Negatively charged particle that surrounds the nucleus of an atom
- Number of atoms in a single H2SO4 molecule
- Number of electrons in a sodium atom
- Name of the compound with the formula CaSO4
- This element has an atomic number of 8
- Building block of all matter
- This element is given the chemical symbol ‘K’
- O2-
- The middle of an atom is called this
- The element has an electron arrangement of 2,8,3
- Made of two or more elements chemically combined
- The group number for an element with four electrons in its outer shell
- Used to show the direction of a chemical reaction when writing equations
- Table used to arrange all the known elements
- This element has an atomic number of 6
28 Clues: O2- • Mg2+ • Building block of all matter • Number of electrons in a sodium atom • The middle of an atom is called this • This element has an atomic number of 8 • This element has an atomic number of 6 • A substance made of only one type of atom • Number of atoms in a single H2SO4 molecule • The lightest element on the Periodic Table • Name of the compound with the formula NaOH • ...
Chemistry Crossword 2021-09-20
Across
- Sub-atomic particles with no charge
- A row in the periodic table
- These small units make up all forms of matter including living and non living things.
- Sub-atomic particles with positive charge
- Reactions that release energy
- We cannot live without this gas
- A table in which elements are organised
- The acid that is produced in our stomach
- This has the chemical symbol of Au
- This has the chemical symbol of Mg
- Substance that speeds up a reaction without itself taking part in it
- Lightest elment
- It is equal to the number of protons
Down
- What we get when we add number of protons and neutrons
- Reactions that consume energy
- They are sub-atomic particles having negative charge
- They are made up of two or more types of atoms.
- Increasing ______ will speed up the rate of a chemical reaction
- Reaction type in which things burn
- A change in which new substance is formed
- A column in the periodic table
- These are either positively charged or negative charged
- Things which react are known as _______
23 Clues: Lightest elment • A row in the periodic table • Reactions that consume energy • Reactions that release energy • A column in the periodic table • We cannot live without this gas • Reaction type in which things burn • This has the chemical symbol of Au • This has the chemical symbol of Mg • Sub-atomic particles with no charge • It is equal to the number of protons • ...
Skin & Chemistry 2021-09-23
Across
- astringents
- pricking the skin or tissue with needles
- splotchy freckling of hyperpigmentation
- a halogen element
- removes dead skin cells
- protects skin from UV damage
- treat skin dryness photodamage and acne
- infected tear ducts called styes
- opening of a follicle on the skin surface
- small lumpy cysts eyelids
- first step in skin care
Down
- repelling not absorbing with water
- hydrators for skin
- a biological type
- sharing of electrons to bind together
- flushing rednes of facial skin in adults
- composition structure, properties of matter
- substances used in process of metabolism
- sudden facial redness, blood rushing to skin
- fluid oozing from a healing wound
- inflamed or infected skin condition pimples
- maturation phase of a wound
- liver spots
- seven centers of spiritual power in the body
- related to blood vessels
25 Clues: astringents • liver spots • a biological type • a halogen element • hydrators for skin • removes dead skin cells • first step in skin care • related to blood vessels • small lumpy cysts eyelids • maturation phase of a wound • protects skin from UV damage • infected tear ducts called styes • fluid oozing from a healing wound • repelling not absorbing with water • ...
Chemistry Vocab 2021-09-28
Across
- A ion made of two or more atoms
- Triple bond
- Carbon-Containing
- Gives the probability that an electron will be found in a particular region of the atom
- Formed when one or more electrons are transferred from one atom to another
- Compound composed of 3 elements
- In this compound, the element is always H with the exception of H2O
- Havin a pair of equal and opposite charges
- Electrons on the outermost energy level of an atom
Down
- Diagram showing the valence electrons as paired and unpaired dots
- A compound composed of two elements
- Equal sharing of electrons
- Mono, di, tri, tetra, ect.
- A type of bond formed when electrons are not shared equally
- The tendency to attract electrons to form a chemical bond
- Double bonded carbons
- A measure of the extra positive or negative electrons particles that an object have
- Electrons are shared equally
- A chemical bond formed when two atoms share electrons
- Single bond
20 Clues: Triple bond • Single bond • Carbon-Containing • Double bonded carbons • Equal sharing of electrons • Mono, di, tri, tetra, ect. • Electrons are shared equally • A ion made of two or more atoms • Compound composed of 3 elements • A compound composed of two elements • Havin a pair of equal and opposite charges • Electrons on the outermost energy level of an atom • ...
Organic Chemistry 2021-05-19
Across
- the most important steroid in humans and animals
- monosaccharides that polymerize into sugar based polymers
- polymer formed by esterification reactions
- the simplest type of lipids
- an organic compound that has had one or more hydrogen atoms replaced by an -OH functional group
- compounds with the same molecular formula but in a different arrangement
- a globular protein that transports oxygen and insulin in the blood
- a transparent nearly unbreakable polymer made with repeated carbonate groups
- organic polymers used to build and maintain living cells
Down
- one of the two classifications of proteins with a fairly straight shape
- a group of versatile polymers made with silicon oxygen chains
- defined as the simplest carbohydrate
- synthetic polymers containing the amide functional group
- organic compounds that only contain hydrogen nitrogen and carbon
- aldehydes and ketones that contain hydroxyl groups and compunds derived from aldehydes and ketones
- organic compounds that contain only hydrogen or carbon
- the process where monomers form one polymer molecule
- aliphatic hydrocarbons containing one or more double bonds between carbon atoms
- one of the two classifications of proteins that have a 3d dimensional shape
- an organic compound that contains a carbonyl group bonded to any atom other than hydrogen
20 Clues: the simplest type of lipids • defined as the simplest carbohydrate • polymer formed by esterification reactions • the most important steroid in humans and animals • the process where monomers form one polymer molecule • organic compounds that contain only hydrogen or carbon • synthetic polymers containing the amide functional group • ...
Chemistry Crossword 2021-05-19
Across
- changing the state/phase of matter from a gas to a liquid by removing energy
- particle found in the electron cloud surrounding the nucleus of an atom that has little mass and a negative charge
- table where the different types of atoms are organized according to increasing proton number
- changing the state/phase of matter from a solid to a liquid by adding energy
- a tool used to measure heat (thermal) energy
- the formula for a molecule using element symbols and numbers
- a material found in the environment that can be an animal, plant, or rock
- a measure of heat (thermal) energy
- dihydrogen monoxide
Down
- a state/phase of matter in which the volume does not change but the shape changes
- a material that obtained from natural materials that have been through a chemical process
- particle found in the nucleus of an atom that has mass and a neutral charge
- carbon dioxide
- a substance made when two or more atoms have been chemically joined
- anything that has mass and takes up space
- particle found in the nucleus of an atom that has mass and a positive charge
- a state/phase of matter in which the volume and shape of the substance does not change
- a state/phase of matter in which the volume and shape changes
- changing the state/phase of matter from a liquid to a gas by adding energy
- a kind of reaction that changes natural materials into new products
- the smallest unit of matter
- the center of an atom that has most of the mass and contains protons and neutrons
- a substance made of two or more different elements
23 Clues: carbon dioxide • dihydrogen monoxide • the smallest unit of matter • a measure of heat (thermal) energy • anything that has mass and takes up space • a tool used to measure heat (thermal) energy • a substance made of two or more different elements • the formula for a molecule using element symbols and numbers • a state/phase of matter in which the volume and shape changes • ...
Chemistry - BradenV 2021-05-25
Across
- one mole
- size and energy of electron
- numbers within the quantum system
- space occupied by one mole
- P1/T1=P2/T2
- described by atm
- between
- mass of element/mass of compound
- the math of a chemical equation
- P1V1=P2V2
- ratio of atoms in a compound
- group of elements with a charge on chart
- atoms,ions,molecules
Down
- what is left over
- explains properties of gases
- a gas that has perfect conditions
- an equivalency
- V1/T1=V2/T2
- compares two substances from a balancedequation
- amount of substance in one mole
- Celcius+273
- P1V1/T1=P2V2/T2
- measured by liters
- reactant that runs out first
- within
25 Clues: within • between • one mole • P1V1=P2V2 • V1/T1=V2/T2 • P1/T1=P2/T2 • Celcius+273 • an equivalency • P1V1/T1=P2V2/T2 • described by atm • what is left over • measured by liters • atoms,ions,molecules • space occupied by one mole • size and energy of electron • explains properties of gases • reactant that runs out first • ratio of atoms in a compound • amount of substance in one mole • ...
Chemistry Review 2021-05-25
Across
- arangment of electrons in an atom
- one element switches from one element to another
- formula that gives the actual number of elements in a compound
- number of atoms in a mole
- pressure increases as temperature increases
- volume increases as pressure decreases
- two elements combine to form one molecule
- list of elements in order from most reactive to least
- all moving particles have characteristics of a wave
- compounds break down to form simpler products
- has no set volume or shape
- ratio of actual yield to theoretical yield
- a reactant combines with oxygen to form water and carbon dioxide
Down
- formula that gives ratio of elements in a compound
- two elements in different molecules switch what places
- volume increases as temperature increases
- force on an object in a unit area
- 4 numbers used to locate an electron
- using the group 18 elements to shorten the electron configuration
- a compound that absorbs water molecules
- has a set volume and shape
- percent of a molecule each element takes up
- has a set volume with no set shape
- a conversion factor relating the number of moles of two substances
24 Clues: number of atoms in a mole • has a set volume and shape • has no set volume or shape • arangment of electrons in an atom • force on an object in a unit area • has a set volume with no set shape • 4 numbers used to locate an electron • volume increases as pressure decreases • a compound that absorbs water molecules • volume increases as temperature increases • ...