The best reagent for converting an alcohol into the corresponding chloride is

(a)

PCl₃

(b)

PCl₅

(c)

SOCl₂

(d)

HCl/ZnCl₂

The order of correct bond energy of C - X bond is

(a)

C - C I > C - I > C - Br

(b)

C - CI > C - Br > C - I

(c)

C - I > C - CI > C - Br

(d)

C -I > C - Br > C - CI

Identify the compound possessing highest boiling point.

(a)

1 - Chloropentance

(b)

2 - Chloropentane

(c)

3 - Chloropentance

(d)

Tetra chloromethane

\({ CH }_{ 3 }-{ CH }_{ 3 }-Br\overset { KCN }{ \longrightarrow } X\overset { dil.HCl }{ \underset { \triangle }{ \longrightarrow } } Z\) Z is

(a)

CH₃CH₂COOH

(b)

CH₃COOH

(c)

CH₃COCI

(d)

CH3CONH2

NBS is a specific reagent for________________.

(a)

Nucleophilic substitution reaction

(b)

Electrophilic substitution

(c)

Electrophillic addition

(d)

Allylic substitution