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1. Which one of the following properties is not generally exhibited by ionic compounds?
2. Which of the following metals exist in their native state in nature?
(i) \(Cu\)
(ii) \(Au\)
(iii) \(Zn\)
(iv) \(Ag\)
(i) \(Cu\)
(ii) \(Au\)
(iii) \(Zn\)
(iv) \(Ag\)
3. Metals are refined by using different methods. Which of the following metals are refined by electrolytic refining?
(i) \(Au\)
(ii) \(Cu\)
(iii) \(Na\)
(iv) \(K\)
(i) \(Au\)
(ii) \(Cu\)
(iii) \(Na\)
(iv) \(K\)
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