Chemical Reactions of Aldehydes and Ketones
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323573 Match Column I with Column II.
supporting img

Choose the correct answer from the options given below:

1 A - R, B - S, C - Q , D - P
2 A - R, B - S, C - P, D - Q
3 A - Q , B - S, C - P, D - R
4 A - Q , B - P, C - R, D - S
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323574 Identify the product \(\mathrm{C}\) in the following conversion.
\({\text{m - Hydroxy}}\)
\({\text{benzaldehyde}}\)
\(\frac{{{{\text{C}}_{\text{6}}}{{\text{H}}_{\text{5}}}{\text{C}}{{\text{H}}_{\text{2}}}{\text{Cl}}}}{{\left[ {{\text{Protection of - OH group}}} \right]}}{\text{A}}\xrightarrow{{{\text{[O]}}}}\)
\({\text{B}}\xrightarrow[{{\text{[deprotection of - OH group]}}}]{}\,\,\,\,\,\xrightarrow{{\text{C}}}\)

1 Benzoic acid
2 \(\mathrm{m}\) - Hydroxybenzoic acid
3 Phenol
4 Phenyl benzoate
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323575 An organic compound \({\rm{X}}\) gives a red precipitate on heating with Fehling's solution. Which one of following reactions yields \({\rm{X}}\) as major product?

1 \({\text{HCHO}}\xrightarrow{\begin{subarray}{l} {\text{(M)C}}{{\text{H}}_{\text{3}}}{\text{MgI}} \\ {\text{(ii)}}{{\text{H}}_{\text{2}}}{\text{O}} \end{subarray} }\)
2 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Br}+\mathrm{AgOH} \stackrel{\Delta}{\longrightarrow}\)
3 \(2 \mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Br}+\mathrm{Ag}_{2} \mathrm{O} \stackrel{\Delta}{\longrightarrow}\)
4 \({{\text{C}}_{\text{2}}}{{\text{H}}_{\text{2}}}{\text{ + }}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{\text{40% }}\,\,{\text{HgS}}{{\text{O}}_{\text{4}}}{\text{,6}}{{\text{0}}^{\text{o}}}{\text{C}}}}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323576 The reaction by which benzaldehyde is converted in benzyl alcohol, is

1 Fittig reaction
2 Cannizzaro reaction
3 Wurtz reaction
4 aldol condensation
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323573 Match Column I with Column II.
supporting img

Choose the correct answer from the options given below:

1 A - R, B - S, C - Q , D - P
2 A - R, B - S, C - P, D - Q
3 A - Q , B - S, C - P, D - R
4 A - Q , B - P, C - R, D - S
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323574 Identify the product \(\mathrm{C}\) in the following conversion.
\({\text{m - Hydroxy}}\)
\({\text{benzaldehyde}}\)
\(\frac{{{{\text{C}}_{\text{6}}}{{\text{H}}_{\text{5}}}{\text{C}}{{\text{H}}_{\text{2}}}{\text{Cl}}}}{{\left[ {{\text{Protection of - OH group}}} \right]}}{\text{A}}\xrightarrow{{{\text{[O]}}}}\)
\({\text{B}}\xrightarrow[{{\text{[deprotection of - OH group]}}}]{}\,\,\,\,\,\xrightarrow{{\text{C}}}\)

1 Benzoic acid
2 \(\mathrm{m}\) - Hydroxybenzoic acid
3 Phenol
4 Phenyl benzoate
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323575 An organic compound \({\rm{X}}\) gives a red precipitate on heating with Fehling's solution. Which one of following reactions yields \({\rm{X}}\) as major product?

1 \({\text{HCHO}}\xrightarrow{\begin{subarray}{l} {\text{(M)C}}{{\text{H}}_{\text{3}}}{\text{MgI}} \\ {\text{(ii)}}{{\text{H}}_{\text{2}}}{\text{O}} \end{subarray} }\)
2 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Br}+\mathrm{AgOH} \stackrel{\Delta}{\longrightarrow}\)
3 \(2 \mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Br}+\mathrm{Ag}_{2} \mathrm{O} \stackrel{\Delta}{\longrightarrow}\)
4 \({{\text{C}}_{\text{2}}}{{\text{H}}_{\text{2}}}{\text{ + }}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{\text{40% }}\,\,{\text{HgS}}{{\text{O}}_{\text{4}}}{\text{,6}}{{\text{0}}^{\text{o}}}{\text{C}}}}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323576 The reaction by which benzaldehyde is converted in benzyl alcohol, is

1 Fittig reaction
2 Cannizzaro reaction
3 Wurtz reaction
4 aldol condensation
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323573 Match Column I with Column II.
supporting img

Choose the correct answer from the options given below:

1 A - R, B - S, C - Q , D - P
2 A - R, B - S, C - P, D - Q
3 A - Q , B - S, C - P, D - R
4 A - Q , B - P, C - R, D - S
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323574 Identify the product \(\mathrm{C}\) in the following conversion.
\({\text{m - Hydroxy}}\)
\({\text{benzaldehyde}}\)
\(\frac{{{{\text{C}}_{\text{6}}}{{\text{H}}_{\text{5}}}{\text{C}}{{\text{H}}_{\text{2}}}{\text{Cl}}}}{{\left[ {{\text{Protection of - OH group}}} \right]}}{\text{A}}\xrightarrow{{{\text{[O]}}}}\)
\({\text{B}}\xrightarrow[{{\text{[deprotection of - OH group]}}}]{}\,\,\,\,\,\xrightarrow{{\text{C}}}\)

1 Benzoic acid
2 \(\mathrm{m}\) - Hydroxybenzoic acid
3 Phenol
4 Phenyl benzoate
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323575 An organic compound \({\rm{X}}\) gives a red precipitate on heating with Fehling's solution. Which one of following reactions yields \({\rm{X}}\) as major product?

1 \({\text{HCHO}}\xrightarrow{\begin{subarray}{l} {\text{(M)C}}{{\text{H}}_{\text{3}}}{\text{MgI}} \\ {\text{(ii)}}{{\text{H}}_{\text{2}}}{\text{O}} \end{subarray} }\)
2 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Br}+\mathrm{AgOH} \stackrel{\Delta}{\longrightarrow}\)
3 \(2 \mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Br}+\mathrm{Ag}_{2} \mathrm{O} \stackrel{\Delta}{\longrightarrow}\)
4 \({{\text{C}}_{\text{2}}}{{\text{H}}_{\text{2}}}{\text{ + }}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{\text{40% }}\,\,{\text{HgS}}{{\text{O}}_{\text{4}}}{\text{,6}}{{\text{0}}^{\text{o}}}{\text{C}}}}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323576 The reaction by which benzaldehyde is converted in benzyl alcohol, is

1 Fittig reaction
2 Cannizzaro reaction
3 Wurtz reaction
4 aldol condensation
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323573 Match Column I with Column II.
supporting img

Choose the correct answer from the options given below:

1 A - R, B - S, C - Q , D - P
2 A - R, B - S, C - P, D - Q
3 A - Q , B - S, C - P, D - R
4 A - Q , B - P, C - R, D - S
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323574 Identify the product \(\mathrm{C}\) in the following conversion.
\({\text{m - Hydroxy}}\)
\({\text{benzaldehyde}}\)
\(\frac{{{{\text{C}}_{\text{6}}}{{\text{H}}_{\text{5}}}{\text{C}}{{\text{H}}_{\text{2}}}{\text{Cl}}}}{{\left[ {{\text{Protection of - OH group}}} \right]}}{\text{A}}\xrightarrow{{{\text{[O]}}}}\)
\({\text{B}}\xrightarrow[{{\text{[deprotection of - OH group]}}}]{}\,\,\,\,\,\xrightarrow{{\text{C}}}\)

1 Benzoic acid
2 \(\mathrm{m}\) - Hydroxybenzoic acid
3 Phenol
4 Phenyl benzoate
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323575 An organic compound \({\rm{X}}\) gives a red precipitate on heating with Fehling's solution. Which one of following reactions yields \({\rm{X}}\) as major product?

1 \({\text{HCHO}}\xrightarrow{\begin{subarray}{l} {\text{(M)C}}{{\text{H}}_{\text{3}}}{\text{MgI}} \\ {\text{(ii)}}{{\text{H}}_{\text{2}}}{\text{O}} \end{subarray} }\)
2 \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Br}+\mathrm{AgOH} \stackrel{\Delta}{\longrightarrow}\)
3 \(2 \mathrm{C}_{2} \mathrm{H}_{5} \mathrm{Br}+\mathrm{Ag}_{2} \mathrm{O} \stackrel{\Delta}{\longrightarrow}\)
4 \({{\text{C}}_{\text{2}}}{{\text{H}}_{\text{2}}}{\text{ + }}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{\text{40% }}\,\,{\text{HgS}}{{\text{O}}_{\text{4}}}{\text{,6}}{{\text{0}}^{\text{o}}}{\text{C}}}}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323576 The reaction by which benzaldehyde is converted in benzyl alcohol, is

1 Fittig reaction
2 Cannizzaro reaction
3 Wurtz reaction
4 aldol condensation