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  4. The aqueous solution of potassium cyanide is mixed with aqueous solution of Fe(.CN(.)2 . The resulting solution will give test for

Q. The aqueous solution of potassium cyanide is mixed with aqueous solution of . The resulting solution will give test for

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Solution:

When an aqueous solution of potassium cyanide is mixed with aqueous solution of , the resulting solution will give test for and ions.

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