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Statement I: 5,5-dimethyl-1,3-cyclohexanedione exists predominantely in its enol form, but 2,2-dimethyl-1,3-cyclohexanedione does not. Statement II: 2,2-dimethyl-1,3-cylcohexane dione has less `alpha-`hydrogen atoms than 5,5-dimethyl -1,3-cyclohexanedioene.A. If both statement-I and statement II are true & the statement II is a correct explanation of the statement IB. If both statemetn -I and Statement II are True and Statement II is not a correct explanation of the Statement IC. If Statement -I is True but the Statement -II is falseD. If Statement -I is false but the Statement -II is True. |
Answer» Correct Answer - B [The enol from of 5,5-dimethyl-1,3-cyclohexanedione is stable due to chelation, but same is not true in 2,2-dimethyl 1,3-cyclohexanedione due to absence of `alpha`-hydrogen because it is not having more acidic hydrogen]. |
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