CARBOXYLIC ACIDS
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ALDEHYDES, KETONES AND CARBOXYLIC ACID

28399 Which of the following undergoes decarboxylation most readily on being heated ?

1 364-a209
2 364-b209
3 364-c209
4 364-d209
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28400 What is compound \(Z\) ?\(C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}Br\xrightarrow{NaCN}\) \(X\xrightarrow[heat]{{{H}_{3}}{{O}^{+}}}Y\xrightarrow[{{H}^{+}}]{C{{H}_{3}}C{{H}_{2}}OH}Z\)

1 $\begin{matrix}
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||  \\
   C{{H}_{3}}CH=CHCOH  \\
\end{matrix}$
2 \(CH_3CH_2CH_2CH = NOCH_2CH_3\)
3 \(CH_3CH_2CH_2CH(OCH_2CH_3)\)
4 $\begin{matrix}
   \,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,||  \\
   C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}\,C\,OC{{H}_{2}}C{{H}_{3}}  \\
\end{matrix}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28401 Product \((A)\) of the reaction is

1 364-a211
2 364-b211
3 364-c211
4 364-d211
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28402 \(CH_3 - CH = CH -CH_2 - CO_2H \xrightarrow[\Delta ]{}(X) \,(major)\); Product \((X)\) is

1 \(CH_3 - CH = CH-CH_3\)
2 $\begin{matrix}
   C{{H}_{3}}-C=C{{H}_{2}}  \\
   |\,\,  \\
   \,\,\,\,C{{H}_{3}}  \\
\end{matrix}$
3 \(CH_3 -CH_2 -CH = CH_2\)
4 \(CH_3 -CH = CH_2\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28403 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   H-O-C-{{(C{{H}_{2}})}_{n}}-C-O-H\xrightarrow[\Delta ]{}product  \\
\end{matrix}$ ,At what value of \((n)\) given compound will not evolve \(CO_2\) gas ?

1 \(5\)
2 \(4\)
3 \(2\)
4 \(1\)
NEET DIGITAL LIBRARY
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28399 Which of the following undergoes decarboxylation most readily on being heated ?

1 364-a209
2 364-b209
3 364-c209
4 364-d209
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28400 What is compound \(Z\) ?\(C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}Br\xrightarrow{NaCN}\) \(X\xrightarrow[heat]{{{H}_{3}}{{O}^{+}}}Y\xrightarrow[{{H}^{+}}]{C{{H}_{3}}C{{H}_{2}}OH}Z\)

1 $\begin{matrix}
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||  \\
   C{{H}_{3}}CH=CHCOH  \\
\end{matrix}$
2 \(CH_3CH_2CH_2CH = NOCH_2CH_3\)
3 \(CH_3CH_2CH_2CH(OCH_2CH_3)\)
4 $\begin{matrix}
   \,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,||  \\
   C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}\,C\,OC{{H}_{2}}C{{H}_{3}}  \\
\end{matrix}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28401 Product \((A)\) of the reaction is

1 364-a211
2 364-b211
3 364-c211
4 364-d211
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28402 \(CH_3 - CH = CH -CH_2 - CO_2H \xrightarrow[\Delta ]{}(X) \,(major)\); Product \((X)\) is

1 \(CH_3 - CH = CH-CH_3\)
2 $\begin{matrix}
   C{{H}_{3}}-C=C{{H}_{2}}  \\
   |\,\,  \\
   \,\,\,\,C{{H}_{3}}  \\
\end{matrix}$
3 \(CH_3 -CH_2 -CH = CH_2\)
4 \(CH_3 -CH = CH_2\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28403 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   H-O-C-{{(C{{H}_{2}})}_{n}}-C-O-H\xrightarrow[\Delta ]{}product  \\
\end{matrix}$ ,At what value of \((n)\) given compound will not evolve \(CO_2\) gas ?

1 \(5\)
2 \(4\)
3 \(2\)
4 \(1\)
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ALDEHYDES, KETONES AND CARBOXYLIC ACID

28399 Which of the following undergoes decarboxylation most readily on being heated ?

1 364-a209
2 364-b209
3 364-c209
4 364-d209
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28400 What is compound \(Z\) ?\(C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}Br\xrightarrow{NaCN}\) \(X\xrightarrow[heat]{{{H}_{3}}{{O}^{+}}}Y\xrightarrow[{{H}^{+}}]{C{{H}_{3}}C{{H}_{2}}OH}Z\)

1 $\begin{matrix}
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||  \\
   C{{H}_{3}}CH=CHCOH  \\
\end{matrix}$
2 \(CH_3CH_2CH_2CH = NOCH_2CH_3\)
3 \(CH_3CH_2CH_2CH(OCH_2CH_3)\)
4 $\begin{matrix}
   \,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,||  \\
   C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}\,C\,OC{{H}_{2}}C{{H}_{3}}  \\
\end{matrix}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28401 Product \((A)\) of the reaction is

1 364-a211
2 364-b211
3 364-c211
4 364-d211
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28402 \(CH_3 - CH = CH -CH_2 - CO_2H \xrightarrow[\Delta ]{}(X) \,(major)\); Product \((X)\) is

1 \(CH_3 - CH = CH-CH_3\)
2 $\begin{matrix}
   C{{H}_{3}}-C=C{{H}_{2}}  \\
   |\,\,  \\
   \,\,\,\,C{{H}_{3}}  \\
\end{matrix}$
3 \(CH_3 -CH_2 -CH = CH_2\)
4 \(CH_3 -CH = CH_2\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28403 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   H-O-C-{{(C{{H}_{2}})}_{n}}-C-O-H\xrightarrow[\Delta ]{}product  \\
\end{matrix}$ ,At what value of \((n)\) given compound will not evolve \(CO_2\) gas ?

1 \(5\)
2 \(4\)
3 \(2\)
4 \(1\)
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ALDEHYDES, KETONES AND CARBOXYLIC ACID

28399 Which of the following undergoes decarboxylation most readily on being heated ?

1 364-a209
2 364-b209
3 364-c209
4 364-d209
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28400 What is compound \(Z\) ?\(C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}Br\xrightarrow{NaCN}\) \(X\xrightarrow[heat]{{{H}_{3}}{{O}^{+}}}Y\xrightarrow[{{H}^{+}}]{C{{H}_{3}}C{{H}_{2}}OH}Z\)

1 $\begin{matrix}
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||  \\
   C{{H}_{3}}CH=CHCOH  \\
\end{matrix}$
2 \(CH_3CH_2CH_2CH = NOCH_2CH_3\)
3 \(CH_3CH_2CH_2CH(OCH_2CH_3)\)
4 $\begin{matrix}
   \,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,||  \\
   C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}\,C\,OC{{H}_{2}}C{{H}_{3}}  \\
\end{matrix}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28401 Product \((A)\) of the reaction is

1 364-a211
2 364-b211
3 364-c211
4 364-d211
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28402 \(CH_3 - CH = CH -CH_2 - CO_2H \xrightarrow[\Delta ]{}(X) \,(major)\); Product \((X)\) is

1 \(CH_3 - CH = CH-CH_3\)
2 $\begin{matrix}
   C{{H}_{3}}-C=C{{H}_{2}}  \\
   |\,\,  \\
   \,\,\,\,C{{H}_{3}}  \\
\end{matrix}$
3 \(CH_3 -CH_2 -CH = CH_2\)
4 \(CH_3 -CH = CH_2\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28403 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   H-O-C-{{(C{{H}_{2}})}_{n}}-C-O-H\xrightarrow[\Delta ]{}product  \\
\end{matrix}$ ,At what value of \((n)\) given compound will not evolve \(CO_2\) gas ?

1 \(5\)
2 \(4\)
3 \(2\)
4 \(1\)
NEET DIGITAL LIBRARY
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28399 Which of the following undergoes decarboxylation most readily on being heated ?

1 364-a209
2 364-b209
3 364-c209
4 364-d209
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28400 What is compound \(Z\) ?\(C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}Br\xrightarrow{NaCN}\) \(X\xrightarrow[heat]{{{H}_{3}}{{O}^{+}}}Y\xrightarrow[{{H}^{+}}]{C{{H}_{3}}C{{H}_{2}}OH}Z\)

1 $\begin{matrix}
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||  \\
   C{{H}_{3}}CH=CHCOH  \\
\end{matrix}$
2 \(CH_3CH_2CH_2CH = NOCH_2CH_3\)
3 \(CH_3CH_2CH_2CH(OCH_2CH_3)\)
4 $\begin{matrix}
   \,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,||  \\
   C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}\,C\,OC{{H}_{2}}C{{H}_{3}}  \\
\end{matrix}$
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28401 Product \((A)\) of the reaction is

1 364-a211
2 364-b211
3 364-c211
4 364-d211
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28402 \(CH_3 - CH = CH -CH_2 - CO_2H \xrightarrow[\Delta ]{}(X) \,(major)\); Product \((X)\) is

1 \(CH_3 - CH = CH-CH_3\)
2 $\begin{matrix}
   C{{H}_{3}}-C=C{{H}_{2}}  \\
   |\,\,  \\
   \,\,\,\,C{{H}_{3}}  \\
\end{matrix}$
3 \(CH_3 -CH_2 -CH = CH_2\)
4 \(CH_3 -CH = CH_2\)
ALDEHYDES, KETONES AND CARBOXYLIC ACID

28403 $\begin{matrix}
   O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   ||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   H-O-C-{{(C{{H}_{2}})}_{n}}-C-O-H\xrightarrow[\Delta ]{}product  \\
\end{matrix}$ ,At what value of \((n)\) given compound will not evolve \(CO_2\) gas ?

1 \(5\)
2 \(4\)
3 \(2\)
4 \(1\)