Question

Complete the missing links (X), (Y) and (Z) by making an appropriate choice.

X Y Z

• A. $\mathrm { CH } _ { 3 } \mathrm { COBr }$ $\mathrm { CH } _ { 3 } \mathrm { COOH }$
• B. $\mathrm { BrCH } _ { 2 } \mathrm { COOH }$
• C. $\mathrm { BrCH } _ { 2 } \mathrm { COOH }$ $\mathrm { CH } _ { 2 } ( \mathrm { CN } ) \mathrm { COOH }$
• D. $\mathrm { Br } _ { 2 } \mathrm { CHCOOH }$ $\mathrm { Br } _ { 2 } \mathrm { C } ( \mathrm { CN } ) \mathrm { COOH }$ $\mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { COOH }$

Answer 1

Answer: (B)

$\mathrm { BrCH } _ { 2 } \mathrm { COOH }$

Answer 2

:

$( Y )$ $( 4 )$