Balancing Chemical Equations

Front

What is the little number after an element in a chemical equation called?

Back

Subscript

Front

What is the total number of atoms present in 5Na₃PO₄?

Back

40

Front

What is the number before a chemical formula called?

Back

Coefficient

Front

What is the right part of a chemical equation called?

Back

Products

Front

Is the following equation balanced? 4Fe + 3O₂ → 2Fe₂O₃

Back

Yes

Front

What do we call the left part of a chemical equation?

Back

Reactants

Front

What is the purpose of balancing chemical equations?

Back

To ensure the law of conservation of mass is followed.

Front

What does a coefficient in a chemical equation indicate?

Back

The number of molecules or moles of a substance.

Front

How many oxygen atoms are in the equation 2H₂ + O₂ → 2H₂O?

Back

2

Front

What is the total number of atoms in the equation 2NaCl + Ca(OH)₂ → CaCl₂ + 2NaOH?

Back

8