Breakers A, B and C contain zinc sulphate, silver nitrate and ferrous sulphate. Which solution turns blue when copper is added?
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FeSo4+Cu = CuSO4 i.e. blue in colour.
So the right answer is ferrous sulphate.
Similarly, Zinc sulphate can also be the answer. But the most appropriate answer is Ferrous Sulphate.
So the right answer is ferrous sulphate.
Similarly, Zinc sulphate can also be the answer. But the most appropriate answer is Ferrous Sulphate.
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