Chem. Changes
Reactions
More Reactions
Helpers
100
The substances that react.
What are reactants
100
Chemical reaction in which one substance breaks down into two or more substances
What is a decomposition reaction
100
Chemical reaction in which energy is primarily given off in the form of heat.
What is an exothermic reaction
100
Loss of electrons
What is oxidation
200
The new substances produced
What are products
200
Chemical reaction in which two or more substances combine to form a different substance.
What is a synthesis reaction
200
Chemical reaction that requires heat energy in order to proceed.
What is an endothermic reaction
200
Gain of electrons
What is reduction
300
A way to describe a chemical reaction using chemical formulas and other symbols.
What is a chemical equation
300
A type of chemical reaction that occurs when a substance reacts with oxygen to produce energy in the form of heat and light.
What is a combustion reaction
300
Chemical reaction that releases some form of energy, such as light or heat.
What is an exergonic reaction
300
Substance that speeds up a chemical reaction without being permanently changed itself.
What is a catalyst
400
A change in which one or more substances are converted into new sunstances.
What is a chemical reaction
400
Chemical reaction in which one element replaces another element in a compound
What is a single-displacement reaction
400
Chemical reaction that requires energy input (heat, light, or electricity) in order to proceed.
What is an endergonic reaction
400
Substances used to slow down a chemical reaction.
What are inhibitors
500
Numbers in a chemical equation that represent the number of units of each substance taking part in a chemical reaction.
What are coefficients
500
Chemical reaction that produces a precipitate, water, or a gas when two ionic compounds in a solution are combined.
What is a double-displacement reaction
500
Chemical equation with the same number of atoms of each element on both sides of the equation.
What is a balanced chemical equation
500
An insoluable compound that comes out of a solution during this type of reaction.
What is a precipitate
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