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JEE CHEMISTRY MCQ: ALCOHOLS & PHENOLS & ETHERS
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Which of the following gives violet colour with an alcoholic solution of
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Correct option: C
Salicylic acid
Option C (Salicylic acid) is correct because salicylic acid gives a violet color with an alcoholic solution of due to the presence of a phenolic group.
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Reason (R): Isopropyl alcohol is used as an antiseptic for skin before giving injections. Germinated Barley (an enzyme) is a source of enzyme: The process of converting alkyl halides into alcohols involves The b.p. of alcohols are….than corresponding thiols. Which of the following can not be used to oxidise primary alcohols to aldehydes Conc. heated with excess of at to form
Reason (R): Isopropyl alcohol is used as an antiseptic for skin before giving injections. Germinated Barley (an enzyme) is a source of enzyme: The process of converting alkyl halides into alcohols involves The b.p. of alcohols are….than corresponding thiols. Which of the following can not be used to oxidise primary alcohols to aldehydes Conc. heated with excess of at to form
