Question

An organic compound A containing C = 70% and H =11.6% gave the following results :
(P) 0.384 gm of the compound A displaced 100 ml of air at 1 atm and 273 K.
(Q) On treatment with `PCl_(3)`A gave another compound, which contained 33.97%(34%)chlorine.
An ismor of it B gave compound C containing 50.35% chlorine with `PCl_(5)`.C gives back B with aq. KOH correct structure of B is:
A. pent-4-en-1-ol
B. cyclopentanone
C. 1,3-epoxypentane
D. 3-pentanone

Answer 1

Correct Answer - d
`{:(" "O),(" "||),(CH_(3)-CH_(2)-C-CH_(2)CH_(3)),(" "downarrowPCl_(5)),(" "Cl),(" "|),(CH_(2)-CH_(2)-C-CH_(2)-CH_(3)(50.33%Cl)),(" "|),(" "Cl):}`