A light greenish coloured salt was soluble in water. On passing H2S into the solution a black precipitate was obtained which dissolve readily in HCl. The metal ion present is (a) Co +2

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A light greenish coloured salt was soluble in water. On passing H2S into the solution a black precipitate was obtained which dissolve readily in HCl. The metal ion present is (a) Co +2
06
Dec
A light greenish coloured salt was soluble in water. On passing H2S into the solution a black precipitate was obtained which dissolve readily in HCl. The metal ion present is (a) Co +2 A light greenish coloured salt was soluble in water. On passing H2S into the solution a black precipitate was obtained which dissolve [...]
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