Chemical Reactions

Front

What are Chemical Reactions?

Back

A process in which atoms rearrange to form new substances.

Front

What are the starting materials in a chemical reaction called?

Back

Reactants

Front

Is the equation 2Fe + 3Cl2 --> FeCl3 balanced or unbalanced?

Back

Unbalanced

Front

What are the substances listed on the right side of a chemical equation called?

Back

Products

Front

Is the equation H4 + O2 --> 2H2O balanced or unbalanced?

Back

Balanced

Front

What is a chemical equation?

Back

A representation of a chemical reaction using symbols and formulas.

Front

What does it mean for a chemical equation to be balanced?

Back

It means that the number of atoms for each element is the same on both sides of the equation.

Front

What are coefficients in a chemical equation?

Back

Numbers placed before compounds to indicate the number of molecules involved in the reaction.

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed; it is conserved.

Front

What are products in a chemical reaction?

Back

The substances formed as a result of a chemical reaction.