Reactivity Series and Metal Extraction Quiz
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5 questions, one answer each
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1. What is formed when a metal reacts with oxygen?
- A. A metal hydroxide
- B. A metal oxide
- C. A metal carbonate
- D. A metal chloride
2. Which metal in the reactivity series reacts most vigorously with cold water?
- A. Copper
- B. Iron
- C. Potassium
- D. Zinc
3. Why can carbon be used to extract iron from iron oxide, but not to extract aluminium from aluminium oxide?
- A. Carbon is more reactive than iron but less reactive than aluminium
- B. Carbon is less reactive than both metals
- C. Aluminium oxide does not contain oxygen
- D. Iron oxide is a liquid at room temperature
4. Magnesium fizzes vigorously in dilute acid, while zinc fizzes slowly. What can be deduced?
- A. Zinc is more reactive than magnesium
- B. Magnesium is more reactive than zinc
- C. They are equally reactive
- D. No conclusion can be drawn
5. (HT) Using the electron definition, what happens to a metal atom when it is oxidised in a displacement reaction?
- A. It gains electrons
- B. It loses electrons
- C. It gains protons
- D. It loses protons