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Question 58 of 76

Q.The formation of oxonium salt when ether reacts with strong mineral acids is called :

(a) deprotonation
(b) electronation
(c) dehydration
(d) protonation
Puducherry TnboardTamil Nadu HSC (DGE) Board 2018MCQ· 1mImportance★★★★★
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Ethers have two lone pairs on oxygen and act as weak Lewis/Bronsted bases. With strong mineral acids (e.g. cold conc. HClHCl, H2SO4H_2SO_4, HIHI), the ether oxygen accepts a proton (H+H^+) to form a protonated, positively-charged oxonium salt, e.g. R−O+(H)−R′ X−R-O^+(H)-R'\ X^-.

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