BUMHS MDCAT 2025 Chemistry#Alcohols#Alcohols and Phenols16Choose the best answerDehydration of alcohol to form ethene is an example of: (BUMHS MDCAT 2025)Asubstitution reactionBaddition reactionCelimination reactionDredox reaction Like 0 Discuss 0Share
Alcohols and PhenolsAcidic Character of Alcohols17Choose the best answerThe acidity of alcohols decreases with increasing alkyl substitution because alkyl groups show:A−I effectB+I effectCResonance effectDMesomeric effect Like 0 Discuss 0Share
Alcohols and PhenolsClassification of Alcohols18Choose the best answerWhich of the following is a tertiary alcohol?AButan-1-olBPropan-1-olC2-Methylpropan-2-olDEthanol Like 0 Discuss 0Share
Alcohols and PhenolsPreparation of Phenol from Benzenesulphonate19Choose the best answerSodium benzenesulphonate on fusion with NaOH followed by acidification gives:APhenolBBenzoic acidCBenzeneDBenzaldehyde Like 0 Discuss 0Share
Alcohols and PhenolsPreparation of Alcohols by Grignard Reagents20Choose the best answerCH₃MgBr reacts with CH₃COCH₃ followed by H₃O⁺ to form:APropan-2-olB2-Methylpropan-2-olCButan-2-olDEthanol Like 0 Discuss 0Share