Which compound will not give positive ch...

Which compound will not give positive chromyl chloride test ?

Copper chloride, `CuCl_(2)`.

Mercuric chloride, `HgCl_(2)`.

Zinc chloride, `ZnCl_(2)`

Anilinium chloride `C_(6)H_(5)NH_(3)Cl`.

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The correct Answer is:

`HgCl_(2)` fails to give positive chromyl chloride test because of its covalent nature i.e., it does not dissociate to give `Cl^(-)`.

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Which of the following compounds will give positive Tollen's test?

`CH_(3)-overset(O)overset(||)(C)-H`

`CH_(3)CH_(2)OH`

`CH_(3)-underset(CH_(3))underset(|)overset(CH_(3))overset(|)(C)-OH`

`CH_(3)CH_(2)-I`

`CH_(3)-overset(CH_(3))overset(|)(CH)-NO_(2)`