Question

The addition of oxygen to a substance is called reduction

• A. True
• B. False

Answer 1

The correct option is B False

• The addition of oxygen to a substance is called oxidation.
• The removal of hydrogen from a substance is also called oxidation.
• The addition of hydrogen or removal of oxygen is called reduction.
• Example: $\mathrm{C}\left(\mathrm{s}\right)+{\mathrm{O}}_2\left(\mathrm{g}\right)\to {\mathrm{CO}}_2\left(\mathrm{g}\right)$