| A | B |
|---|
| Magnesium + Oxygen | Magnesium Oxide |
| Sodium + Chlorine | Sodium Chloride |
| Carbon + Oxygen | Carbon Dioxide |
| Potassium + Bromine | Potassium Bromide |
| Magnesium + Chlorine | Magnesium Chloride |
| Lithium + Oxygen | Lithium Oxide |
| Magnesium + Copper Sulphate | Magnesium Sulphate + Copper |
| Potassium + Zinc Chloride | Potassium Chloride + Zinc |
| Hydrogen + Oxygen | Water |
| Nitrogen + Hydrogen | Ammonia |
| Hydrochloric Acid + Sodium Hydroxide | Sodium Chloride + Water |
| Nitric Acid + Potassium Hydroxide | Potassium Nitrate + Water |
| Sodium Carbonate + Hydrochloric Acid | Sodium Chloride + Carbon Dioxide + Water |
| Calcium Carbonate + Sulphuric Acid | Calcium Sulphate + Water + Carbon Dioxide |
| Sulphuric Acid + Potassium Hydroxide | Potassium Sulphate + Water |
| Sodium + Water | Sodium Hydroxide + Hydrogen |
| Hydrochloric Acid + Magnesium | Magnesium Chloride + Hydrogen |
| Calcium + Water | Calcium Hydroxide + Hydrogen |
| Methane + Oxygen | Carbon Dioxide + Water |
| Carbon Dioxide + Water | Glucose + Oxygen |
