Alcohols Phenols and EthersmediumMCQ MULTIPLE

Which of the following distinct chemical strategies can be safely utilized to purify an old bottle oAlcohols Phenols and Ethers Chemistry Question

Question

Which of the following distinct chemical strategies can be safely utilized to purify an old bottle of diethyl ether by eliminating explosive hydroperoxides?

Answer: B,C,D

💡 Solution & Explanation

Distilling ether containing peroxides over an open flame (Statement A) is extremely dangerous and guarantees a violent explosion. Peroxides can be safely reduced by washing with $Fe^{2+}$ solutions. Absolute, peroxide-free ether is prepared by distilling over conc. $H_2SO_4$ (which acts as a strong oxidant to destroy peroxides) and storing the distillate over metallic sodium to prevent moisture and peroxide reformation.

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