Methods of Preparation of Aldehydes and Ketones
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CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323828 If acetylchloride is reduced in the presence of
\(\mathrm{BaSO}_{4}\) and \(\mathrm{Pd}\), then

1 \(\mathrm{CH}_{3} \mathrm{CHO}\) is formed
2 \(\mathrm{CH}_{3} \mathrm{COOH}\) is formed
3 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\) is formed
4 \(\mathrm{CH}_{3} \mathrm{COCH}_{3}\) is formed
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323829 Consider the following reaction:
The product 'A' is
supporting img

1 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{COCH}_{3}\)
2 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{Cl}\)
4 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{OH}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323830 Which of the following substrates give the same product on the reduction with DIBAL-H?

1 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CN}}}\) and \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\)
2 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CN}}}\) and \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOC}_{2} \mathrm{H}_{5}}}\)
3 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\) and \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CHO}\)
4 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\) and \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOC}_{2} \mathrm{H}_{5}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323831 Assertion :
Formaldehyde cannot be prepared by Rosenmund's reduction.
Reason :
Acid chlorides can be reduced into aldehydes with hydrogen in boiling xylene using palladium or platinum as a catalyst supported on barium sulphate. This is known as
Rosenmund's reaction

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

323828 If acetylchloride is reduced in the presence of
\(\mathrm{BaSO}_{4}\) and \(\mathrm{Pd}\), then

1 \(\mathrm{CH}_{3} \mathrm{CHO}\) is formed
2 \(\mathrm{CH}_{3} \mathrm{COOH}\) is formed
3 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\) is formed
4 \(\mathrm{CH}_{3} \mathrm{COCH}_{3}\) is formed
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323829 Consider the following reaction:
The product 'A' is
supporting img

1 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{COCH}_{3}\)
2 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{Cl}\)
4 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{OH}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323830 Which of the following substrates give the same product on the reduction with DIBAL-H?

1 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CN}}}\) and \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\)
2 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CN}}}\) and \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOC}_{2} \mathrm{H}_{5}}}\)
3 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\) and \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CHO}\)
4 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\) and \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOC}_{2} \mathrm{H}_{5}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323831 Assertion :
Formaldehyde cannot be prepared by Rosenmund's reduction.
Reason :
Acid chlorides can be reduced into aldehydes with hydrogen in boiling xylene using palladium or platinum as a catalyst supported on barium sulphate. This is known as
Rosenmund's reaction

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

323828 If acetylchloride is reduced in the presence of
\(\mathrm{BaSO}_{4}\) and \(\mathrm{Pd}\), then

1 \(\mathrm{CH}_{3} \mathrm{CHO}\) is formed
2 \(\mathrm{CH}_{3} \mathrm{COOH}\) is formed
3 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\) is formed
4 \(\mathrm{CH}_{3} \mathrm{COCH}_{3}\) is formed
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323829 Consider the following reaction:
The product 'A' is
supporting img

1 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{COCH}_{3}\)
2 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{Cl}\)
4 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{OH}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323830 Which of the following substrates give the same product on the reduction with DIBAL-H?

1 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CN}}}\) and \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\)
2 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CN}}}\) and \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOC}_{2} \mathrm{H}_{5}}}\)
3 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\) and \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CHO}\)
4 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\) and \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOC}_{2} \mathrm{H}_{5}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323831 Assertion :
Formaldehyde cannot be prepared by Rosenmund's reduction.
Reason :
Acid chlorides can be reduced into aldehydes with hydrogen in boiling xylene using palladium or platinum as a catalyst supported on barium sulphate. This is known as
Rosenmund's reaction

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.
For More Updates join with Us
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323828 If acetylchloride is reduced in the presence of
\(\mathrm{BaSO}_{4}\) and \(\mathrm{Pd}\), then

1 \(\mathrm{CH}_{3} \mathrm{CHO}\) is formed
2 \(\mathrm{CH}_{3} \mathrm{COOH}\) is formed
3 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{OH}\) is formed
4 \(\mathrm{CH}_{3} \mathrm{COCH}_{3}\) is formed
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323829 Consider the following reaction:
The product 'A' is
supporting img

1 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{COCH}_{3}\)
2 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CHO}\)
3 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{Cl}\)
4 \(\mathrm{C}_{6} \mathrm{H}_{5} \mathrm{OH}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323830 Which of the following substrates give the same product on the reduction with DIBAL-H?

1 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CN}}}\) and \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\)
2 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CN}}}\) and \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOC}_{2} \mathrm{H}_{5}}}\)
3 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\) and \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{CHO}\)
4 \({\mathrm{\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOH}}}\) and \(\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{9} \mathrm{COOC}_{2} \mathrm{H}_{5}\)
CHXII12:ALDEHYDES KETONES AND CARBOXYLIC ACIDS

323831 Assertion :
Formaldehyde cannot be prepared by Rosenmund's reduction.
Reason :
Acid chlorides can be reduced into aldehydes with hydrogen in boiling xylene using palladium or platinum as a catalyst supported on barium sulphate. This is known as
Rosenmund's reaction

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.