Chemistry Class 9 Chapter 1 MCQs. We covered all the Chemistry Class 9 Chapter 1 MCQs in this post for free so that you can practice well for the exam.
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Chemistry Class 9 Chapter 1 Objective MCQs for Students
Pure bromoalkane is prepared from bromination of which alkane?
(A) Ethane
(B) Propane
(C) 2-methyl propane
(D) Isopentane
Option a – Ethane
Which of the following compounds yields only one product on monobromination?
(A) n-Butane
(B) Propane
(C) Neopentane
(D) Isopentane
Option c – Neopentane
Direct iodination of alkanes is a reversible reaction because
(A) R-I is reduced by HI
(B) R-I is oxidized by HI
(C) HIO3 oxidizes HI
(D) R-I reduce HCl
Option a – R-I is reduced by HI
The major additional product of HBr with isobutylene is
(A) Isobutyl bromide
(B) Sec. butyl bromide
(C) Ter. butyl bromide
(D) n-butyl bromide
Option c – Ter. butyl bromide
3-Chloropropene is obtained by reacting propene and which of the following reagents in the presence of UV light?
(A) Sulfuryl chloride
(B) Thionyl chloride
(C) Benzyl chloride
(D) Vinyl chloride
Option a – Sulfuryl chloride
Synthesis of fluoroalkane is best accomplished by
(A) Wurtz reaction
(B) Sandmayer’s reaction
(C) Finkelstein reaction
(D) Swartz reaction
Option d – Swartz reaction
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