12. ALDEHYDES KETONES AND CARBOXYLIC ACIDS
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ALDEHYDES, KETONES AND CARBOXYLIC ACID

27160 Reactant \((A)\) is

1 $\begin{matrix}
   O\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{5}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,  \\
   -C-C{{H}_{3}}  \\
\end{matrix}$
2 $\begin{matrix}
   O\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{4}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   -C-H  \\
\end{matrix}$
3 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,  \\
   H-C-{{(C{{H}_{2}})}_{5}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   -C-H  \\
\end{matrix}$
4 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{4}}-C{{H}_{2}}-OH  \\
\end{matrix}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

27261 \(\,\)

1 $\begin{array}{*{20}{c}}
  {O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - {{(C{H_2})}_5} - C - C{H_3}} 
\end{array}$
2 $\begin{array}{*{20}{c}}
  {\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - {{(C{H_2})}_4} - C - H} 
\end{array}$
3 $\begin{array}{*{20}{c}}
  {O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {H - C - {{(C{H_2})}_5} - C - H} 
\end{array}$
4 $\begin{array}{*{20}{c}}
  {\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_3} - C - {{(C{H_2})}_4} - C{H_2} - OH} 
\end{array}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

26548 Reaction of acetaldehyde with \(HCN\) followed by hydrolysis gives a compound which shows

1 Optical isomerism
2 Geometrical isomerism
3 Metamerism
4 Tautomerism
ALDEHYDES, KETONES AND CARBOXYLIC ACID

26549 In aldehydes and ketones, carbon of carbonyl group is

1 \(s{p^3}\) hybridised
2 \(s{p^2}\) hybridised
3 \(sp\) hybridised
4 Unhybridised
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ALDEHYDES, KETONES AND CARBOXYLIC ACID

27160 Reactant \((A)\) is

1 $\begin{matrix}
   O\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{5}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,  \\
   -C-C{{H}_{3}}  \\
\end{matrix}$
2 $\begin{matrix}
   O\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{4}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   -C-H  \\
\end{matrix}$
3 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,  \\
   H-C-{{(C{{H}_{2}})}_{5}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   -C-H  \\
\end{matrix}$
4 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{4}}-C{{H}_{2}}-OH  \\
\end{matrix}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

27261 \(\,\)

1 $\begin{array}{*{20}{c}}
  {O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - {{(C{H_2})}_5} - C - C{H_3}} 
\end{array}$
2 $\begin{array}{*{20}{c}}
  {\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - {{(C{H_2})}_4} - C - H} 
\end{array}$
3 $\begin{array}{*{20}{c}}
  {O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {H - C - {{(C{H_2})}_5} - C - H} 
\end{array}$
4 $\begin{array}{*{20}{c}}
  {\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_3} - C - {{(C{H_2})}_4} - C{H_2} - OH} 
\end{array}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

26548 Reaction of acetaldehyde with \(HCN\) followed by hydrolysis gives a compound which shows

1 Optical isomerism
2 Geometrical isomerism
3 Metamerism
4 Tautomerism
ALDEHYDES, KETONES AND CARBOXYLIC ACID

26549 In aldehydes and ketones, carbon of carbonyl group is

1 \(s{p^3}\) hybridised
2 \(s{p^2}\) hybridised
3 \(sp\) hybridised
4 Unhybridised
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ALDEHYDES, KETONES AND CARBOXYLIC ACID

27160 Reactant \((A)\) is

1 $\begin{matrix}
   O\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{5}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,  \\
   -C-C{{H}_{3}}  \\
\end{matrix}$
2 $\begin{matrix}
   O\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{4}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   -C-H  \\
\end{matrix}$
3 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,  \\
   H-C-{{(C{{H}_{2}})}_{5}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   -C-H  \\
\end{matrix}$
4 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{4}}-C{{H}_{2}}-OH  \\
\end{matrix}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

27261 \(\,\)

1 $\begin{array}{*{20}{c}}
  {O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - {{(C{H_2})}_5} - C - C{H_3}} 
\end{array}$
2 $\begin{array}{*{20}{c}}
  {\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - {{(C{H_2})}_4} - C - H} 
\end{array}$
3 $\begin{array}{*{20}{c}}
  {O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {H - C - {{(C{H_2})}_5} - C - H} 
\end{array}$
4 $\begin{array}{*{20}{c}}
  {\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_3} - C - {{(C{H_2})}_4} - C{H_2} - OH} 
\end{array}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

26548 Reaction of acetaldehyde with \(HCN\) followed by hydrolysis gives a compound which shows

1 Optical isomerism
2 Geometrical isomerism
3 Metamerism
4 Tautomerism
ALDEHYDES, KETONES AND CARBOXYLIC ACID

26549 In aldehydes and ketones, carbon of carbonyl group is

1 \(s{p^3}\) hybridised
2 \(s{p^2}\) hybridised
3 \(sp\) hybridised
4 Unhybridised
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ALDEHYDES, KETONES AND CARBOXYLIC ACID

27160 Reactant \((A)\) is

1 $\begin{matrix}
   O\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{5}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,  \\
   -C-C{{H}_{3}}  \\
\end{matrix}$
2 $\begin{matrix}
   O\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{4}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   -C-H  \\
\end{matrix}$
3 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,  \\
   H-C-{{(C{{H}_{2}})}_{5}}  \\
\end{matrix}\begin{matrix}
   O\,\,\,\,\,  \\
   ||\,\,\,\,\,  \\
   -C-H  \\
\end{matrix}$
4 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   C{{H}_{3}}-C-{{(C{{H}_{2}})}_{4}}-C{{H}_{2}}-OH  \\
\end{matrix}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

27261 \(\,\)

1 $\begin{array}{*{20}{c}}
  {O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - {{(C{H_2})}_5} - C - C{H_3}} 
\end{array}$
2 $\begin{array}{*{20}{c}}
  {\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - {{(C{H_2})}_4} - C - H} 
\end{array}$
3 $\begin{array}{*{20}{c}}
  {O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {H - C - {{(C{H_2})}_5} - C - H} 
\end{array}$
4 $\begin{array}{*{20}{c}}
  {\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_3} - C - {{(C{H_2})}_4} - C{H_2} - OH} 
\end{array}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

26548 Reaction of acetaldehyde with \(HCN\) followed by hydrolysis gives a compound which shows

1 Optical isomerism
2 Geometrical isomerism
3 Metamerism
4 Tautomerism
ALDEHYDES, KETONES AND CARBOXYLIC ACID

26549 In aldehydes and ketones, carbon of carbonyl group is

1 \(s{p^3}\) hybridised
2 \(s{p^2}\) hybridised
3 \(sp\) hybridised
4 Unhybridised
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