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Question
(a) I only
(b) I and II only ( I and III only (a) I, II and II
27. Which of the following aqueous solution produces metal after electrolysis ?
(a) KC1207 (b) KMnO
(C) CH COONa (d) CuCl2
28. How much time is required for complete decomposition of 4 moles of water using 4 ampere
39
5
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