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

323521 \(\mathrm{A} \xrightarrow[\text { (ii) } \mathrm{H}_{3} \mathrm{O}^{\oplus}]{\text { (i) } \mathrm{CH}_{3} \mathrm{gBr}} \mathrm{R} \xrightarrow[\text { (ii) } \Delta]{\text { (i) } \mathrm{dil}^{\mathrm{NaOH}}}\)
4- methylpent-3-en-2-one What is ' \(\mathrm{A}\) '?

1 Propanone
2 Ethanamine
3 Ethane nitrile
4 Ethanal
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323522 The product formed when hydroxylamine condenses with a carbonyl compound is called

1 hydrazide
2 oxime
3 hydrazine
4 hydrazone
KCET - 2007
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323523 Formaldehyde reacts with ammonia to give urotropine, The formula of urotropine is

1 \(\left(\mathrm{CH}_{2}\right)_{6} \mathrm{~N}_{4}\)
2 \(\left(\mathrm{CH}_{2}\right)_{4} \mathrm{~N}_{3}\)
3 \(\left(\mathrm{CH}_{2}\right)_{6} \mathrm{~N}_{6}\)
4 \(\left(\mathrm{CH}_{2}\right)_{3} \mathrm{~N}_{3}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323524 Treatment of \(\mathrm{CH}_{3} \mathrm{CHO}\) with \(\mathrm{CH}_{3} \mathrm{MgCl}\) gives which of the following species?

1 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\)
2 \(\begin{gathered}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,{\text{OH}} \hfill \\\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\left| {} \right. \hfill \\{\text{C}}{{\text{H}}_{\text{3}}} - {\text{CH}} - {\text{C}}{{\text{H}}_{\text{3}}} \hfill \\ \end{gathered} \)
3 \(\mathrm{CH}_{3} \mathrm{OH}\)
4 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{OH}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323525 Assertion :
\(\mathrm{NaHSO}_{3}\) is used for the purification of carbonyl compounds.
Reason :
They are used in the blending of perfumes and flavouring agents.

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.
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CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323521 \(\mathrm{A} \xrightarrow[\text { (ii) } \mathrm{H}_{3} \mathrm{O}^{\oplus}]{\text { (i) } \mathrm{CH}_{3} \mathrm{gBr}} \mathrm{R} \xrightarrow[\text { (ii) } \Delta]{\text { (i) } \mathrm{dil}^{\mathrm{NaOH}}}\)
4- methylpent-3-en-2-one What is ' \(\mathrm{A}\) '?

1 Propanone
2 Ethanamine
3 Ethane nitrile
4 Ethanal
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323522 The product formed when hydroxylamine condenses with a carbonyl compound is called

1 hydrazide
2 oxime
3 hydrazine
4 hydrazone
KCET - 2007
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323523 Formaldehyde reacts with ammonia to give urotropine, The formula of urotropine is

1 \(\left(\mathrm{CH}_{2}\right)_{6} \mathrm{~N}_{4}\)
2 \(\left(\mathrm{CH}_{2}\right)_{4} \mathrm{~N}_{3}\)
3 \(\left(\mathrm{CH}_{2}\right)_{6} \mathrm{~N}_{6}\)
4 \(\left(\mathrm{CH}_{2}\right)_{3} \mathrm{~N}_{3}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323524 Treatment of \(\mathrm{CH}_{3} \mathrm{CHO}\) with \(\mathrm{CH}_{3} \mathrm{MgCl}\) gives which of the following species?

1 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\)
2 \(\begin{gathered}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,{\text{OH}} \hfill \\\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\left| {} \right. \hfill \\{\text{C}}{{\text{H}}_{\text{3}}} - {\text{CH}} - {\text{C}}{{\text{H}}_{\text{3}}} \hfill \\ \end{gathered} \)
3 \(\mathrm{CH}_{3} \mathrm{OH}\)
4 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{OH}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323525 Assertion :
\(\mathrm{NaHSO}_{3}\) is used for the purification of carbonyl compounds.
Reason :
They are used in the blending of perfumes and flavouring agents.

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.
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CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323521 \(\mathrm{A} \xrightarrow[\text { (ii) } \mathrm{H}_{3} \mathrm{O}^{\oplus}]{\text { (i) } \mathrm{CH}_{3} \mathrm{gBr}} \mathrm{R} \xrightarrow[\text { (ii) } \Delta]{\text { (i) } \mathrm{dil}^{\mathrm{NaOH}}}\)
4- methylpent-3-en-2-one What is ' \(\mathrm{A}\) '?

1 Propanone
2 Ethanamine
3 Ethane nitrile
4 Ethanal
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323522 The product formed when hydroxylamine condenses with a carbonyl compound is called

1 hydrazide
2 oxime
3 hydrazine
4 hydrazone
KCET - 2007
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323523 Formaldehyde reacts with ammonia to give urotropine, The formula of urotropine is

1 \(\left(\mathrm{CH}_{2}\right)_{6} \mathrm{~N}_{4}\)
2 \(\left(\mathrm{CH}_{2}\right)_{4} \mathrm{~N}_{3}\)
3 \(\left(\mathrm{CH}_{2}\right)_{6} \mathrm{~N}_{6}\)
4 \(\left(\mathrm{CH}_{2}\right)_{3} \mathrm{~N}_{3}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323524 Treatment of \(\mathrm{CH}_{3} \mathrm{CHO}\) with \(\mathrm{CH}_{3} \mathrm{MgCl}\) gives which of the following species?

1 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\)
2 \(\begin{gathered}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,{\text{OH}} \hfill \\\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\left| {} \right. \hfill \\{\text{C}}{{\text{H}}_{\text{3}}} - {\text{CH}} - {\text{C}}{{\text{H}}_{\text{3}}} \hfill \\ \end{gathered} \)
3 \(\mathrm{CH}_{3} \mathrm{OH}\)
4 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{OH}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323525 Assertion :
\(\mathrm{NaHSO}_{3}\) is used for the purification of carbonyl compounds.
Reason :
They are used in the blending of perfumes and flavouring agents.

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.
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CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323521 \(\mathrm{A} \xrightarrow[\text { (ii) } \mathrm{H}_{3} \mathrm{O}^{\oplus}]{\text { (i) } \mathrm{CH}_{3} \mathrm{gBr}} \mathrm{R} \xrightarrow[\text { (ii) } \Delta]{\text { (i) } \mathrm{dil}^{\mathrm{NaOH}}}\)
4- methylpent-3-en-2-one What is ' \(\mathrm{A}\) '?

1 Propanone
2 Ethanamine
3 Ethane nitrile
4 Ethanal
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323522 The product formed when hydroxylamine condenses with a carbonyl compound is called

1 hydrazide
2 oxime
3 hydrazine
4 hydrazone
KCET - 2007
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323523 Formaldehyde reacts with ammonia to give urotropine, The formula of urotropine is

1 \(\left(\mathrm{CH}_{2}\right)_{6} \mathrm{~N}_{4}\)
2 \(\left(\mathrm{CH}_{2}\right)_{4} \mathrm{~N}_{3}\)
3 \(\left(\mathrm{CH}_{2}\right)_{6} \mathrm{~N}_{6}\)
4 \(\left(\mathrm{CH}_{2}\right)_{3} \mathrm{~N}_{3}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323524 Treatment of \(\mathrm{CH}_{3} \mathrm{CHO}\) with \(\mathrm{CH}_{3} \mathrm{MgCl}\) gives which of the following species?

1 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\)
2 \(\begin{gathered}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,{\text{OH}} \hfill \\\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\left| {} \right. \hfill \\{\text{C}}{{\text{H}}_{\text{3}}} - {\text{CH}} - {\text{C}}{{\text{H}}_{\text{3}}} \hfill \\ \end{gathered} \)
3 \(\mathrm{CH}_{3} \mathrm{OH}\)
4 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{OH}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323525 Assertion :
\(\mathrm{NaHSO}_{3}\) is used for the purification of carbonyl compounds.
Reason :
They are used in the blending of perfumes and flavouring agents.

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.
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CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323521 \(\mathrm{A} \xrightarrow[\text { (ii) } \mathrm{H}_{3} \mathrm{O}^{\oplus}]{\text { (i) } \mathrm{CH}_{3} \mathrm{gBr}} \mathrm{R} \xrightarrow[\text { (ii) } \Delta]{\text { (i) } \mathrm{dil}^{\mathrm{NaOH}}}\)
4- methylpent-3-en-2-one What is ' \(\mathrm{A}\) '?

1 Propanone
2 Ethanamine
3 Ethane nitrile
4 Ethanal
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323522 The product formed when hydroxylamine condenses with a carbonyl compound is called

1 hydrazide
2 oxime
3 hydrazine
4 hydrazone
KCET - 2007
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323523 Formaldehyde reacts with ammonia to give urotropine, The formula of urotropine is

1 \(\left(\mathrm{CH}_{2}\right)_{6} \mathrm{~N}_{4}\)
2 \(\left(\mathrm{CH}_{2}\right)_{4} \mathrm{~N}_{3}\)
3 \(\left(\mathrm{CH}_{2}\right)_{6} \mathrm{~N}_{6}\)
4 \(\left(\mathrm{CH}_{2}\right)_{3} \mathrm{~N}_{3}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323524 Treatment of \(\mathrm{CH}_{3} \mathrm{CHO}\) with \(\mathrm{CH}_{3} \mathrm{MgCl}\) gives which of the following species?

1 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\)
2 \(\begin{gathered}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,{\text{OH}} \hfill \\\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\left| {} \right. \hfill \\{\text{C}}{{\text{H}}_{\text{3}}} - {\text{CH}} - {\text{C}}{{\text{H}}_{\text{3}}} \hfill \\ \end{gathered} \)
3 \(\mathrm{CH}_{3} \mathrm{OH}\)
4 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{OH}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323525 Assertion :
\(\mathrm{NaHSO}_{3}\) is used for the purification of carbonyl compounds.
Reason :
They are used in the blending of perfumes and flavouring agents.

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.