Some Commercially Important Alcohols
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323378 When wine is exposed to air it becomes sour due to

1 Oxidation of \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) into \(\mathrm{CH}_{3} \mathrm{COOH}\)
2 Bacteria
3 Virus
4 Formic acid formation
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323379 Read the Statement - A and Statement - B carefully to mark the correct options given below:
Statement A :
Methanol-poisoned patients are prone to blindness and death.
Statement B :
In the body, methanol is oxidized first to methanoic acid and then to methanal which may cause blindness and death.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323380 Which of the following reaction shows industrial method of preparation of \(\mathrm{CH}_{3} \mathrm{OH}\) ?

1 \({\text{CO + }}{{\text{H}}_{\text{2}}}\xrightarrow[{300^\circ {\text{C}}}]{{{\text{catalyst}}}}\)
2 \(\mathrm{CH}_{3} \mathrm{Cl}+\mathrm{H}_{2} \mathrm{O}\)
3 \(\mathrm{CH}_{3} \mathrm{NH}_{2}+\mathrm{HNO}_{2}\)
4 \(\mathrm{CH}_{3} \mathrm{Br}+\) Alc. \(\mathrm{KOH}\)
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323381 Which of the following statements is incorrect?

1 With ceric ammonium sitrate, \(\mathrm{CH}_{3} \mathrm{OH}\) gives red colour
2 \(20 \%\) mixture of \(\mathrm{CH}_{3} \mathrm{OH}\) and gasoline is a good motor fuel
3 \(\mathrm{CH}_{3} \mathrm{OH}\) gives iodoform test
4 \(\mathrm{CH}_{3} \mathrm{OH}\) is extremely poisonous liquid
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323378 When wine is exposed to air it becomes sour due to

1 Oxidation of \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) into \(\mathrm{CH}_{3} \mathrm{COOH}\)
2 Bacteria
3 Virus
4 Formic acid formation
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323379 Read the Statement - A and Statement - B carefully to mark the correct options given below:
Statement A :
Methanol-poisoned patients are prone to blindness and death.
Statement B :
In the body, methanol is oxidized first to methanoic acid and then to methanal which may cause blindness and death.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323380 Which of the following reaction shows industrial method of preparation of \(\mathrm{CH}_{3} \mathrm{OH}\) ?

1 \({\text{CO + }}{{\text{H}}_{\text{2}}}\xrightarrow[{300^\circ {\text{C}}}]{{{\text{catalyst}}}}\)
2 \(\mathrm{CH}_{3} \mathrm{Cl}+\mathrm{H}_{2} \mathrm{O}\)
3 \(\mathrm{CH}_{3} \mathrm{NH}_{2}+\mathrm{HNO}_{2}\)
4 \(\mathrm{CH}_{3} \mathrm{Br}+\) Alc. \(\mathrm{KOH}\)
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323381 Which of the following statements is incorrect?

1 With ceric ammonium sitrate, \(\mathrm{CH}_{3} \mathrm{OH}\) gives red colour
2 \(20 \%\) mixture of \(\mathrm{CH}_{3} \mathrm{OH}\) and gasoline is a good motor fuel
3 \(\mathrm{CH}_{3} \mathrm{OH}\) gives iodoform test
4 \(\mathrm{CH}_{3} \mathrm{OH}\) is extremely poisonous liquid
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323378 When wine is exposed to air it becomes sour due to

1 Oxidation of \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) into \(\mathrm{CH}_{3} \mathrm{COOH}\)
2 Bacteria
3 Virus
4 Formic acid formation
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323379 Read the Statement - A and Statement - B carefully to mark the correct options given below:
Statement A :
Methanol-poisoned patients are prone to blindness and death.
Statement B :
In the body, methanol is oxidized first to methanoic acid and then to methanal which may cause blindness and death.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323380 Which of the following reaction shows industrial method of preparation of \(\mathrm{CH}_{3} \mathrm{OH}\) ?

1 \({\text{CO + }}{{\text{H}}_{\text{2}}}\xrightarrow[{300^\circ {\text{C}}}]{{{\text{catalyst}}}}\)
2 \(\mathrm{CH}_{3} \mathrm{Cl}+\mathrm{H}_{2} \mathrm{O}\)
3 \(\mathrm{CH}_{3} \mathrm{NH}_{2}+\mathrm{HNO}_{2}\)
4 \(\mathrm{CH}_{3} \mathrm{Br}+\) Alc. \(\mathrm{KOH}\)
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323381 Which of the following statements is incorrect?

1 With ceric ammonium sitrate, \(\mathrm{CH}_{3} \mathrm{OH}\) gives red colour
2 \(20 \%\) mixture of \(\mathrm{CH}_{3} \mathrm{OH}\) and gasoline is a good motor fuel
3 \(\mathrm{CH}_{3} \mathrm{OH}\) gives iodoform test
4 \(\mathrm{CH}_{3} \mathrm{OH}\) is extremely poisonous liquid
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323378 When wine is exposed to air it becomes sour due to

1 Oxidation of \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) into \(\mathrm{CH}_{3} \mathrm{COOH}\)
2 Bacteria
3 Virus
4 Formic acid formation
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323379 Read the Statement - A and Statement - B carefully to mark the correct options given below:
Statement A :
Methanol-poisoned patients are prone to blindness and death.
Statement B :
In the body, methanol is oxidized first to methanoic acid and then to methanal which may cause blindness and death.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323380 Which of the following reaction shows industrial method of preparation of \(\mathrm{CH}_{3} \mathrm{OH}\) ?

1 \({\text{CO + }}{{\text{H}}_{\text{2}}}\xrightarrow[{300^\circ {\text{C}}}]{{{\text{catalyst}}}}\)
2 \(\mathrm{CH}_{3} \mathrm{Cl}+\mathrm{H}_{2} \mathrm{O}\)
3 \(\mathrm{CH}_{3} \mathrm{NH}_{2}+\mathrm{HNO}_{2}\)
4 \(\mathrm{CH}_{3} \mathrm{Br}+\) Alc. \(\mathrm{KOH}\)
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323381 Which of the following statements is incorrect?

1 With ceric ammonium sitrate, \(\mathrm{CH}_{3} \mathrm{OH}\) gives red colour
2 \(20 \%\) mixture of \(\mathrm{CH}_{3} \mathrm{OH}\) and gasoline is a good motor fuel
3 \(\mathrm{CH}_{3} \mathrm{OH}\) gives iodoform test
4 \(\mathrm{CH}_{3} \mathrm{OH}\) is extremely poisonous liquid