Substances on the left side of the yields symbol are known as
Reactants
100
What type of reaction is this:
Element + Element = Compound
Synthesis
100
What does an inhibitor do to a chemical reaction?
Slow it down
100
If you have carbon, oxygen, and hydrogen on the reactant side of a chemical equation, what elements will you have on the product side of the equation?
carbon, oxygen, and hydrogen
200
AB --> A + B
decomposition reaction
200
Substances on the right side of the yields symbol are known as:
Products
200
What type of reaction is this:
Zn + HCl --> ZnCl + H
Single replacement reaction
200
What is meant by a "balanced chemical equation"?
A balanced chemical equation is a chemical equation that has the same number of atoms of each element on each side of the equation.
200
If a chemical equation has 2 atoms of carbon on the reactant side, how many atoms of carbon will it have on the product side?
2
300
A + BC --> AC + B
Single replacement reaction
300
A substance that speeds up a chemical reaction without being changed itself is called a(n) __________________.
Catalyst
300
In this equation, identify the reactants:
2NaCl + F2 --> 2NaF + Cl2
2NaCl + F2
300
What is the relationship between a synthesis and a decomposition reaction?
They are opposites. Synthesis builds a compound, decomposition breaks a compound apart.
300
According to the law of conservation of mass, can there be a different number of atoms of an element on the product side than on the reactant side?
No. Mass must be equal.
400
AB + CD --> AD + BC
Double replacement reaction
400
A substance that slows down a chemical reaction is called a(n) ________________.
Inhibitor
400
Identify the type of reaction:
2KClO3 --> 2KCl + 3O2
Decomposition
400
Explain the purpose of a catalyst. Also, tell me how a catalyst is affected by the reaction.
A catalyst speeds up a chemical reaction, but it itself is not changed by the reaction.
400
The symbol that means "dissolved in water" is:
(aq)
500
Type of chemical reaction that involves burning, also the production of heat and light:
combustion
500
The number you write in front of a symbol in a chemical equation is called a(n) _______________.
Coefficient
500
Identify the type of reaction:
2AlBr3 + 3K2SO4 --> 6KBr + Al(SO4)3
Double Displacement Reaction
500
What numbers can you change in a chemical equation to balance it? What number can't you change?
You can change the coefficients, the numbers before the elements or compounds. You cannot change the subscripts, the numbers below and to the right of the elements and compounds.
500
When one element replaces another element in a compound, the reaction is called a: