28340 \(\xrightarrow{\Delta }X\xrightarrow[{HCl}]{{Zn - Hg}}Y;Y\) is

1

2

3

4

28341 is

1

2

3

4

28342 The decreasing order of acidity of following benzoic acid derivatives is

28343 \(C{H_3} - C{H_2} - OH\xrightarrow{{PCC}}A\xrightarrow{{HCN}}B\xrightarrow[\Delta ]{{{H_3}\mathop O\limits^ +  }}C\)compound \('C'\) is

28340 \(\xrightarrow{\Delta }X\xrightarrow[{HCl}]{{Zn - Hg}}Y;Y\) is

1

2

3

4

28341 is

1

2

3

4

28342 The decreasing order of acidity of following benzoic acid derivatives is

28343 \(C{H_3} - C{H_2} - OH\xrightarrow{{PCC}}A\xrightarrow{{HCN}}B\xrightarrow[\Delta ]{{{H_3}\mathop O\limits^ +  }}C\)compound \('C'\) is

28340 \(\xrightarrow{\Delta }X\xrightarrow[{HCl}]{{Zn - Hg}}Y;Y\) is

1

2

3

4

28341 is

1

2

3

4

28342 The decreasing order of acidity of following benzoic acid derivatives is

28343 \(C{H_3} - C{H_2} - OH\xrightarrow{{PCC}}A\xrightarrow{{HCN}}B\xrightarrow[\Delta ]{{{H_3}\mathop O\limits^ +  }}C\)compound \('C'\) is

28340 \(\xrightarrow{\Delta }X\xrightarrow[{HCl}]{{Zn - Hg}}Y;Y\) is

1

2

3

4

28341 is

1

2

3

4

28342 The decreasing order of acidity of following benzoic acid derivatives is

28343 \(C{H_3} - C{H_2} - OH\xrightarrow{{PCC}}A\xrightarrow{{HCN}}B\xrightarrow[\Delta ]{{{H_3}\mathop O\limits^ +  }}C\)compound \('C'\) is