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(c) Born ‘a’ and ‘b’
(b) forms a white precipitate
When an iron nail is placed in copper sulphate solution the observation are as follow –
(c) Born ‘a’ and ‘b’
(c) Born ‘a’ and ‘b’
See lessWhen aqueous solution of sodium sulphate and barium chloride are mixed together, it becomes-
(b) forms a white precipitate
(b) forms a white precipitate
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