Podcast Beta
Questions and Answers
Match the following chemical elements with their atomic numbers:
Carbon = 6 Oxygen = 8 Sodium = 11 Iron = 26
Match the following chemical reactions with their type:
Combustion of methane = Combustion Photosynthesis = Endothermic Rusting of iron = Oxidation-reduction Neutralization of acid and base = Exothermic
Match the following chemical compounds with their common uses:
Sodium chloride = Table salt Calcium carbonate = Antacid Hydrogen peroxide = Bleaching agent Sulfuric acid = Battery acid
