UHS MDCAT 2025 Chemistryuhs mdcat chemistry 2025#Alcohols#Alcohols and Phenols1Choose the best answerWhich of the following best explains why phenol reacts with aqueous NaOH, but alcohols do not?APhenol has a lower boiling point than alcohol.BAlcohols contain a strong O–H bond that cannot be broken by weak bases.CPhenol form hydrogen bonding that facilitates ionization.DPhenol is weakly acidic due to resonance stabilization of phenoxide ion. Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Alcohols#Alcohols and Phenols2Choose the best answerPhenol is more acidic than alcohols because of the following reasons: (Sindh MDCAT 2020)ADelocalization of negative charge in the -OH groupBDelocalization of positive charge on the carbon atom in ringCDelocalization of negative charge in the ringDDelocalization of positive charge in the -OH group Like 0 Discuss 0Share
Sindh MDCAT 2020 Chemistry#Alcohols#Alcohols and Phenols3Choose the best answerR–X reaction with alcohols forms: (Sindh MDCAT 2020)AR–OHBR–O–RCR–X–OHDR–H Like 0 Discuss 0Share
Sindh MDCAT 2022 Chemistry#Alcohols#Alcohols and Phenols4Choose the best answerQ.98 Secondary alcohols have:AOne βCBThree βCCNo βCDTwo βC Like 0 Discuss 0Share
UHS MDCAT 2023 ChemistryUHS MDCAT 2023 Past Paper#Alcohols#Alcohols and Phenols5Choose the best answerDehydration of alcohol gives which of the following product in the presence of H₂SO₄ at 140°? (UHS MDCAT 2023)AAcetaldehydeBDiethyl etherCEthyl acetateDEthyl chloride Like 0 Discuss 0Share