Chemical Reactions Quiz

What is formed when magnesium reacts with oxygen?

• Magnesium Chloride

• Magnesium Oxide

• Magnesium Sulphate

• Magnesium Nitrate

Which of the following is an example of a metal oxide?

• Carbon Dioxide

• Sulphur Dioxide

• Copper Oxide

• Nitrogen Dioxide

What is the product of the reaction between lead and oxygen?

• Lead Sulphate

• Lead Nitrate

• Lead Oxide

• Lead Chloride

What is the result of zinc reacting with oxygen?

• Zinc Chloride

• Zinc Oxide

• Zinc Sulphate

• Zinc Nitrate

What is another name for dihydrogen monoxide?

• Water

• Hydrogen Peroxide

• Hydrogen Chloride

• Hydrogen Sulfate

What is the decomposition of hydrated cobalt chloride an example of?

• Oxidation

• Thermal Decomposition

• Reduction

• Combustion

What is the colour of copper carbonate before decomposition?

• Blue

• Green

• White

• Pink

What are the products of the decomposition of calcium carbonate?

• Calcium Oxide and Carbon Dioxide

• Copper Oxide and Water

• Manganese Dioxide and Oxygen

• Magnesium Sulphate and Hydrogen

What gas is produced from the decomposition of hydrogen peroxide?

• Carbon Dioxide

• Hydrogen

• Oxygen

• Nitrogen

What is the result of putting a glowing splint into oxygen gas?

• The splint will extinguish

• The splint will relight

• The splint will change colour

• The splint will dissolve