5. Which is the term for numbers that appear in the chemical formulas of some

compounds?

A coefficients

B subscripts

C square roots

D exponents

Coefficients

Explanation:

The only time you'll see a number to the left of the formula for a chemical compound is when the compound is involved in a reaction, and you're looking at the equation for the reaction. When you see a number in this context it's there to balance the equation.