Jeevith Publications 1st PUC Chemistry. We covered all the Jeevith Publications 1st PUC Chemistry MCQs in this post for free so that you can practice well for the exam.
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Jeevith Publications 1st PUC Chemistry Objective for Students
The first member of the ether series on reaction with sodium and liquified ammonia gives:
(A) Methanol + methane
(B) Ethane + methanol
(C) Ethanol
(D) Ethane
Option a – Methanol + methane
Mark the correct statement:
(A) Ethers behave as Lewis base
(B) Ethers form coordination complexes with Lewis acids
(C) With cold HI diethyl ether gives ethyl alcohol & ethyl iodide
(D) All are correct
Option d – All are correct
Ether on carbonylation gives:
(A) Alkanoic acid
(B) Alkanone
(C) Alkyl alkanoate
(D) Alkanal
Option c – Alkyl alkanoate
Diethyl ether absorbs oxygen to form:
(A) Red-colored sweet-smelling compound
(B) Acetic acid
(C) Ether suboxide
(D) Ether peroxide
Option d – Ether peroxide
Diethyl ether and air give ether-hydroperoxide. The mechanism of the reaction is:
(A) Nucleophilic substitution
(B) Free radical addition
(C) Free radical substitution
(D) None of the above
Option b – Free radical addition
The order of reactivity of halogen acids with ether is:
(A) HCl > HBr > HI
(B) HI > HBr > HCl
(C) HCl > HI > HBr
(D) HI > HCl > HBr
Option b – HI > HBr > HCl
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