MCQ
Excess of $aq. NH_3$ can dissolve
- A$AgCl$
- B$CrCl_3$
- C$ZnCl_2$
- ✓All
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Assertion $A$ : Aryl halides cannot be prepared by replacement of hydroxyl group of phenol by halogen atom.
Reason $R$ : Phenols react with halogen acids violently. In the light of the above statements, choose the most appropriate from the options given below:
structure of $(A)$ is
The number of poss ible products for $x$ and $y$ are