Balancing Chemical Equations

Front

What is the left part of a chemical equation called?
2H₂ + O₂ ---> 2H₂O

Back

Reactants

Front

What is the right part of a chemical equation called?
2H₂ + O₂ ---> 2H₂O

Back

Products

Front

What is the number before a chemical formula called?

Example: 2H₂ + O₂ ---> 2H₂O

Back

Coefficient

Front

How many oxygen atoms are in this chemical formula?

Back

6 oxygen atoms

Answer explanation

Remember, the coefficient tells you how many molecules there are, and the subscript tells you how many atoms there are per molecule!

Tags

formulas

Front

How many Iron (Fe) atoms are in this chemical formula?

Back

4 iron atoms

Answer explanation

Remember, the coefficient tells you how many molecules there are, and the subscript tells you how many atoms there are per molecule!

Tags

formulas