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Asked: 2020-12-14T10:26:13+00:00 In:

When an iron nail is placed in copper sulphate solution the observation are as follow –

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Poll Results

12.7%(a) The solution turns light green ( 8 voters )
9.52%(b) A brown deposit is formed on the nail ( 6 voters )
74.6%(c) Born ‘a’ and ‘b’ ( 47 voters )
3.17%(d) None of the above ( 2 voters )
Based On 63 Votes

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    1. (c) Born ‘a’ and ‘b’

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