MCQ
In Freon system, the name of $CF _2 Cl _2$ is :
- AFreon 112
- ✓Freon 12
- CFreon 122
- DFreon 11
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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:
