A) I, II
B) III, IV
C) II, III, IV
D) Only I
Correct Answer: B
Solution :
Basic radicals of group II & IV are precipitated by \[{{H}_{2}}S\] in the form of their sulphides. IInd group in acidic medium & IV group in alkaline medium. They precipitate when ionic product increases than solubility product.You need to login to perform this action.
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