Metal Displacement Reactions Quiz
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5 questions, one answer each
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1. What is a metal displacement reaction?
- A. A reaction where a metal reacts with a non-metal to form a covalent compound
- B. A reaction where a more reactive metal takes the place of a less reactive metal in a compound
- C. A reaction where a metal decomposes on heating
- D. A reaction where two non-metals swap places in a compound
2. What can a series of displacement reactions be used to determine?
- A. The melting points of metals
- B. The order of metals in the reactivity series
- C. The atomic number of each metal
- D. The colour of each metal's flame test
3. In the reaction Mg(s) + CuSO₄(aq) → MgSO₄(aq) + Cu(s), what happens to the magnesium?
- A. It is reduced
- B. It is oxidised
- C. It remains unchanged
- D. It acts as a catalyst
4. Which ion is a spectator ion in the reaction Mg(s) + CuSO₄(aq) → MgSO₄(aq) + Cu(s)?
- A. Mg²⁺
- B. Cu²⁺
- C. SO₄²⁻
- D. There is no spectator ion
5. A student adds zinc metal to a solution of silver nitrate and observes a silvery coating forming on the zinc and the solution becoming colourless. Which ionic equation correctly represents this displacement reaction?
- A. Zn(s) + 2Ag⁺(aq) → Zn²⁺(aq) + 2Ag(s)
- B. Zn²⁺(aq) + Ag(s) → Zn(s) + Ag⁺(aq)
- C. Zn(s) + Ag⁺(aq) → Zn⁺(aq) + Ag(s)
- D. 2Zn(s) + Ag⁺(aq) → 2Zn²⁺(aq) + Ag(s)