General properties of transition metals Quiz
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5 questions, one answer each
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1. Which of the following is the electron configuration of a Cu²⁺ ion?
- A. [Ar]3d¹⁰
- B. [Ar]3d⁹4s¹
- C. [Ar]3d⁹
- D. [Ar]3d⁸4s¹
2. Why is zinc not a transition metal?
- A. It does not form coloured compounds
- B. Its only ion, Zn²⁺, has a full d sub-level
- C. It is not a metal
- D. It has no 4s electrons
3. Which is a characteristic property of transition metals?
- A. Forming a single oxidation state
- B. Forming only colourless ions
- C. Forming complex ions
- D. Having no d electrons
4. What is the co-ordination number of [Ag(NH₃)₂]⁺?
- A. 2
- B. 1
- C. 4
- D. 6
5. A student says NH₄⁺ can act as a ligand because it contains nitrogen. Which statement shows the error?
- A. NH₄⁺ is too large
- B. NH₄⁺ is positively charged so cannot bond to a metal ion
- C. NH₄⁺ has no lone pair of electrons to donate
- D. NH₄⁺ does not contain hydrogen