1.

Assertion: Gold is recoverd from its solution containing aurocyanide complex its solution containing. Reason: Zinc is more electropositive htan gold.

Answer»

If both assertion and reason are true and the reason is not the correct explanation of the assertion
If both assertion and reason are true but and reason is the correct explanation of the assertion
If assertion is true but reason is false.
If the assertion and reason both are false

Solution :Au is rconverved from the solution by the addtion of electrophpositive METAL.
`2NaAu(CU)_(2)+Zntounderset("SOLUBLE COMPLEX")(Na_(2)Zn(Cn)_(4))+2Audarr`


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