Comprehensive Reactions Review - Academic

Front

For an equation to be balanced, the numbers of atoms in the reactants must be __________ the number of atoms in the products.

Back

equal to

Front

How many manganese (Mn) atoms are found in the compound 3Cr(MnO₄)₆?

Back

18

Front

A reaction with a hydrocarbon and oxygen in the reactants is called a:

Back

combustion reaction

Front

A reaction with two compounds in the reactants and products is called a:

Back

double replacement reaction

Front

The coefficient in 3H₂O is:

Back

3

Front

What is a balanced chemical equation?

Back

An equation where the number of atoms for each element is the same on both sides.

Front

Define a synthesis reaction.

Back

A reaction where two or more substances combine to form a single product.

Front

What is a decomposition reaction?

Back

A reaction where a single compound breaks down into two or more simpler products.

Front

What is a single replacement reaction?

Back

A reaction where one element replaces another in a compound.

Front

What is a double replacement reaction?

Back

A reaction where the anions and cations of two different compounds exchange places.