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

323560 Assertion :
Ketones are less reactive than aldehydes.
Reason :
Ketones do not give Schiff's test.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323561 Which of the following compounds undergoes both Cannizzaro and aldol reaction?

1 \(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH} \cdot \mathrm{CHO}\)
2 \(\mathrm{HCHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}\)
4 \(\mathrm{CH}_{3} \mathrm{CHO}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323562 \({\rm{Ph - CHO + C}}{{\rm{H}}_{\rm{3}}}{\rm{CHO}}\) \(\xrightarrow[\Delta ]{{{\text{Dil}}{\text{.NaOH}}}}{\text{P}}\)
\({\text{P + }}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{{\text{O}}_{\text{3}}}{\text{/Zn - }}{{\text{H}}_{\text{2}}}{\text{O}}}}{\text{Q + Ph - CHO}}\)
Compound 'Q' can undergo which of the
following reaction?

1 Aldol condensation
2 Cannizaro reaction
3 Perkin's reaction
4 Intramolecular aldol reaction
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323563 Match List - I with List - II.
List - I List - II
\({\text{R}}{\mkern 1mu} {\text{ - }}{\mkern 1mu} {\text{CH}}{\mkern 1mu} \left( {\text{X}} \right){\text{COOH}}\xrightarrow[{\left( {{\text{ii}}} \right){{\text{H}}_{\text{2}}}{\text{O}}}]{{\left( {\text{i}} \right){{\text{X}}_{\text{2}}}{\text{/Red}}{\mkern 1mu} {\text{P}}}}{\text{R}}{\mkern 1mu} {\text{ - }}{\mkern 1mu} {\text{C}}{{\text{X}}_{\text{2}}}{\text{COOH}}\)
supporting img

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

323560 Assertion :
Ketones are less reactive than aldehydes.
Reason :
Ketones do not give Schiff's test.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323561 Which of the following compounds undergoes both Cannizzaro and aldol reaction?

1 \(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH} \cdot \mathrm{CHO}\)
2 \(\mathrm{HCHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}\)
4 \(\mathrm{CH}_{3} \mathrm{CHO}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323562 \({\rm{Ph - CHO + C}}{{\rm{H}}_{\rm{3}}}{\rm{CHO}}\) \(\xrightarrow[\Delta ]{{{\text{Dil}}{\text{.NaOH}}}}{\text{P}}\)
\({\text{P + }}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{{\text{O}}_{\text{3}}}{\text{/Zn - }}{{\text{H}}_{\text{2}}}{\text{O}}}}{\text{Q + Ph - CHO}}\)
Compound 'Q' can undergo which of the
following reaction?

1 Aldol condensation
2 Cannizaro reaction
3 Perkin's reaction
4 Intramolecular aldol reaction
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323563 Match List - I with List - II.
List - I List - II
\({\text{R}}{\mkern 1mu} {\text{ - }}{\mkern 1mu} {\text{CH}}{\mkern 1mu} \left( {\text{X}} \right){\text{COOH}}\xrightarrow[{\left( {{\text{ii}}} \right){{\text{H}}_{\text{2}}}{\text{O}}}]{{\left( {\text{i}} \right){{\text{X}}_{\text{2}}}{\text{/Red}}{\mkern 1mu} {\text{P}}}}{\text{R}}{\mkern 1mu} {\text{ - }}{\mkern 1mu} {\text{C}}{{\text{X}}_{\text{2}}}{\text{COOH}}\)
supporting img

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

323560 Assertion :
Ketones are less reactive than aldehydes.
Reason :
Ketones do not give Schiff's test.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323561 Which of the following compounds undergoes both Cannizzaro and aldol reaction?

1 \(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH} \cdot \mathrm{CHO}\)
2 \(\mathrm{HCHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}\)
4 \(\mathrm{CH}_{3} \mathrm{CHO}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323562 \({\rm{Ph - CHO + C}}{{\rm{H}}_{\rm{3}}}{\rm{CHO}}\) \(\xrightarrow[\Delta ]{{{\text{Dil}}{\text{.NaOH}}}}{\text{P}}\)
\({\text{P + }}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{{\text{O}}_{\text{3}}}{\text{/Zn - }}{{\text{H}}_{\text{2}}}{\text{O}}}}{\text{Q + Ph - CHO}}\)
Compound 'Q' can undergo which of the
following reaction?

1 Aldol condensation
2 Cannizaro reaction
3 Perkin's reaction
4 Intramolecular aldol reaction
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323563 Match List - I with List - II.
List - I List - II
\({\text{R}}{\mkern 1mu} {\text{ - }}{\mkern 1mu} {\text{CH}}{\mkern 1mu} \left( {\text{X}} \right){\text{COOH}}\xrightarrow[{\left( {{\text{ii}}} \right){{\text{H}}_{\text{2}}}{\text{O}}}]{{\left( {\text{i}} \right){{\text{X}}_{\text{2}}}{\text{/Red}}{\mkern 1mu} {\text{P}}}}{\text{R}}{\mkern 1mu} {\text{ - }}{\mkern 1mu} {\text{C}}{{\text{X}}_{\text{2}}}{\text{COOH}}\)
supporting img

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

323560 Assertion :
Ketones are less reactive than aldehydes.
Reason :
Ketones do not give Schiff's test.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323561 Which of the following compounds undergoes both Cannizzaro and aldol reaction?

1 \(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CH} \cdot \mathrm{CHO}\)
2 \(\mathrm{HCHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}\)
4 \(\mathrm{CH}_{3} \mathrm{CHO}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323562 \({\rm{Ph - CHO + C}}{{\rm{H}}_{\rm{3}}}{\rm{CHO}}\) \(\xrightarrow[\Delta ]{{{\text{Dil}}{\text{.NaOH}}}}{\text{P}}\)
\({\text{P + }}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{{\text{O}}_{\text{3}}}{\text{/Zn - }}{{\text{H}}_{\text{2}}}{\text{O}}}}{\text{Q + Ph - CHO}}\)
Compound 'Q' can undergo which of the
following reaction?

1 Aldol condensation
2 Cannizaro reaction
3 Perkin's reaction
4 Intramolecular aldol reaction
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323563 Match List - I with List - II.
List - I List - II
\({\text{R}}{\mkern 1mu} {\text{ - }}{\mkern 1mu} {\text{CH}}{\mkern 1mu} \left( {\text{X}} \right){\text{COOH}}\xrightarrow[{\left( {{\text{ii}}} \right){{\text{H}}_{\text{2}}}{\text{O}}}]{{\left( {\text{i}} \right){{\text{X}}_{\text{2}}}{\text{/Red}}{\mkern 1mu} {\text{P}}}}{\text{R}}{\mkern 1mu} {\text{ - }}{\mkern 1mu} {\text{C}}{{\text{X}}_{\text{2}}}{\text{COOH}}\)
supporting img

1 A - R, B - Q, C - P, D - S
2 A - P, B - S, C - R, D - Q
3 A - Q, B - R, C - S, D - P
4 A - S, B - P, C - Q, D - R