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

323543 When dihydroxy acetone reacts with \(\mathrm{HIO}_{4}\), the product is/are

1 \(\mathrm{HCHO}\)
2 \(\mathrm{HCOOH}\)
3 \(\mathrm{HCHO}\) and \(\mathrm{HCOOH}\)
4 \({\rm{HCHO}}\,\,{\rm{and}}\,{\rm{C}}{{\rm{O}}_{\rm{2}}}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323544 Cross Cannizzaro reaction is given by

1 \(\mathrm{CH}_{3} \mathrm{CHO}, \mathrm{HCHO}\)
2 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}, \mathrm{CH}_{3} \mathrm{CHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}, \mathrm{HCHO}\)
4 All of these
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323545 The reactive intermediate formed during the condensation reaction between acetaldehyde and formaldehyde is

1 \({\rm{:\bar C}}{{\rm{H}}_{\rm{2}}}{\rm{CHO}}\)
2 \(\stackrel{+}{\mathrm{C}} \mathrm{H}_{2} \mathrm{CHO}\)
3 \(\stackrel{+}{\mathrm{C}} \mathrm{H}_{2} \mathrm{OH}\)
4 \(: \bar{C} \mathrm{HCHO}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323546 Reaction between benzaldehyde and acetophenone in presence of dilute \(\mathrm{NaOH}\) is known as

1 Cannizzaro's reaction
2 Cross cannizzaro's reaction
3 Cross Aldol condensation
4 Aldol condensation
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CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323543 When dihydroxy acetone reacts with \(\mathrm{HIO}_{4}\), the product is/are

1 \(\mathrm{HCHO}\)
2 \(\mathrm{HCOOH}\)
3 \(\mathrm{HCHO}\) and \(\mathrm{HCOOH}\)
4 \({\rm{HCHO}}\,\,{\rm{and}}\,{\rm{C}}{{\rm{O}}_{\rm{2}}}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323544 Cross Cannizzaro reaction is given by

1 \(\mathrm{CH}_{3} \mathrm{CHO}, \mathrm{HCHO}\)
2 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}, \mathrm{CH}_{3} \mathrm{CHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}, \mathrm{HCHO}\)
4 All of these
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323545 The reactive intermediate formed during the condensation reaction between acetaldehyde and formaldehyde is

1 \({\rm{:\bar C}}{{\rm{H}}_{\rm{2}}}{\rm{CHO}}\)
2 \(\stackrel{+}{\mathrm{C}} \mathrm{H}_{2} \mathrm{CHO}\)
3 \(\stackrel{+}{\mathrm{C}} \mathrm{H}_{2} \mathrm{OH}\)
4 \(: \bar{C} \mathrm{HCHO}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323546 Reaction between benzaldehyde and acetophenone in presence of dilute \(\mathrm{NaOH}\) is known as

1 Cannizzaro's reaction
2 Cross cannizzaro's reaction
3 Cross Aldol condensation
4 Aldol condensation
NEET - 2020
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CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323543 When dihydroxy acetone reacts with \(\mathrm{HIO}_{4}\), the product is/are

1 \(\mathrm{HCHO}\)
2 \(\mathrm{HCOOH}\)
3 \(\mathrm{HCHO}\) and \(\mathrm{HCOOH}\)
4 \({\rm{HCHO}}\,\,{\rm{and}}\,{\rm{C}}{{\rm{O}}_{\rm{2}}}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323544 Cross Cannizzaro reaction is given by

1 \(\mathrm{CH}_{3} \mathrm{CHO}, \mathrm{HCHO}\)
2 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}, \mathrm{CH}_{3} \mathrm{CHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}, \mathrm{HCHO}\)
4 All of these
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323545 The reactive intermediate formed during the condensation reaction between acetaldehyde and formaldehyde is

1 \({\rm{:\bar C}}{{\rm{H}}_{\rm{2}}}{\rm{CHO}}\)
2 \(\stackrel{+}{\mathrm{C}} \mathrm{H}_{2} \mathrm{CHO}\)
3 \(\stackrel{+}{\mathrm{C}} \mathrm{H}_{2} \mathrm{OH}\)
4 \(: \bar{C} \mathrm{HCHO}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323546 Reaction between benzaldehyde and acetophenone in presence of dilute \(\mathrm{NaOH}\) is known as

1 Cannizzaro's reaction
2 Cross cannizzaro's reaction
3 Cross Aldol condensation
4 Aldol condensation
NEET - 2020
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CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323543 When dihydroxy acetone reacts with \(\mathrm{HIO}_{4}\), the product is/are

1 \(\mathrm{HCHO}\)
2 \(\mathrm{HCOOH}\)
3 \(\mathrm{HCHO}\) and \(\mathrm{HCOOH}\)
4 \({\rm{HCHO}}\,\,{\rm{and}}\,{\rm{C}}{{\rm{O}}_{\rm{2}}}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323544 Cross Cannizzaro reaction is given by

1 \(\mathrm{CH}_{3} \mathrm{CHO}, \mathrm{HCHO}\)
2 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}, \mathrm{CH}_{3} \mathrm{CHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}, \mathrm{HCHO}\)
4 All of these
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323545 The reactive intermediate formed during the condensation reaction between acetaldehyde and formaldehyde is

1 \({\rm{:\bar C}}{{\rm{H}}_{\rm{2}}}{\rm{CHO}}\)
2 \(\stackrel{+}{\mathrm{C}} \mathrm{H}_{2} \mathrm{CHO}\)
3 \(\stackrel{+}{\mathrm{C}} \mathrm{H}_{2} \mathrm{OH}\)
4 \(: \bar{C} \mathrm{HCHO}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323546 Reaction between benzaldehyde and acetophenone in presence of dilute \(\mathrm{NaOH}\) is known as

1 Cannizzaro's reaction
2 Cross cannizzaro's reaction
3 Cross Aldol condensation
4 Aldol condensation
NEET - 2020
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