Methods of Preparation of Alcohols
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322906 The correct order of reactivity of \(\mathrm{PhMgBr}\) with:
supporting img

1 I \(>\) II \(>\) III
2 III \(>\) II \(>\) I
3 II \(>\) III \(>\) I
4 I \(>\) III \(>\) II
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322907 Which of the following compounds on reaction with Grignard reagent followed by hydrolysis forms secondary alcohol?

1 \(\mathrm{CH}_{3} \mathrm{CHO}\)
2 \(\mathrm{HCHO}\)
3 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{COCH}_{3}\)
4 \(\mathrm{CH}_{3} \mathrm{COCH}_{3}\)
MHTCET - 2021
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322908 The IUPAC name of ' \(\mathrm{B}\) ' is
supporting img

1 3-methylbutan-2-ol
2 2-methylbutan-3-ol
3 2-methylbutan-2-ol
4 pentan-2-ol.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322909 Which of the following reactions will yield propan-2-ol?

1 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{ = CH - C}}{{\text{H}}_{\text{3}}}{\text{ + HCl}}\xrightarrow{{{{\text{H}}^{\text{ + }}}}}\)
2 \({\text{C}}{{\text{H}}_{\text{3}}}{\text{ - CHO}}\xrightarrow{{{\text{C}}{{\text{H}}_{\text{3}}}{\text{MgBr/HOH}}}}\)
3 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{{\text{C}}_{\text{2}}}{{\text{H}}_{\text{5}}}{\text{MgI/HOH}}}}\)
4 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{ = CH - C}}{{\text{H}}_{\text{3}}}\xrightarrow{{{\text{Neutral KMn}}{{\text{O}}_{\text{4}}}}}\)
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322906 The correct order of reactivity of \(\mathrm{PhMgBr}\) with:
supporting img

1 I \(>\) II \(>\) III
2 III \(>\) II \(>\) I
3 II \(>\) III \(>\) I
4 I \(>\) III \(>\) II
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322907 Which of the following compounds on reaction with Grignard reagent followed by hydrolysis forms secondary alcohol?

1 \(\mathrm{CH}_{3} \mathrm{CHO}\)
2 \(\mathrm{HCHO}\)
3 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{COCH}_{3}\)
4 \(\mathrm{CH}_{3} \mathrm{COCH}_{3}\)
MHTCET - 2021
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322908 The IUPAC name of ' \(\mathrm{B}\) ' is
supporting img

1 3-methylbutan-2-ol
2 2-methylbutan-3-ol
3 2-methylbutan-2-ol
4 pentan-2-ol.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322909 Which of the following reactions will yield propan-2-ol?

1 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{ = CH - C}}{{\text{H}}_{\text{3}}}{\text{ + HCl}}\xrightarrow{{{{\text{H}}^{\text{ + }}}}}\)
2 \({\text{C}}{{\text{H}}_{\text{3}}}{\text{ - CHO}}\xrightarrow{{{\text{C}}{{\text{H}}_{\text{3}}}{\text{MgBr/HOH}}}}\)
3 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{{\text{C}}_{\text{2}}}{{\text{H}}_{\text{5}}}{\text{MgI/HOH}}}}\)
4 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{ = CH - C}}{{\text{H}}_{\text{3}}}\xrightarrow{{{\text{Neutral KMn}}{{\text{O}}_{\text{4}}}}}\)
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322906 The correct order of reactivity of \(\mathrm{PhMgBr}\) with:
supporting img

1 I \(>\) II \(>\) III
2 III \(>\) II \(>\) I
3 II \(>\) III \(>\) I
4 I \(>\) III \(>\) II
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322907 Which of the following compounds on reaction with Grignard reagent followed by hydrolysis forms secondary alcohol?

1 \(\mathrm{CH}_{3} \mathrm{CHO}\)
2 \(\mathrm{HCHO}\)
3 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{COCH}_{3}\)
4 \(\mathrm{CH}_{3} \mathrm{COCH}_{3}\)
MHTCET - 2021
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322908 The IUPAC name of ' \(\mathrm{B}\) ' is
supporting img

1 3-methylbutan-2-ol
2 2-methylbutan-3-ol
3 2-methylbutan-2-ol
4 pentan-2-ol.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322909 Which of the following reactions will yield propan-2-ol?

1 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{ = CH - C}}{{\text{H}}_{\text{3}}}{\text{ + HCl}}\xrightarrow{{{{\text{H}}^{\text{ + }}}}}\)
2 \({\text{C}}{{\text{H}}_{\text{3}}}{\text{ - CHO}}\xrightarrow{{{\text{C}}{{\text{H}}_{\text{3}}}{\text{MgBr/HOH}}}}\)
3 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{{\text{C}}_{\text{2}}}{{\text{H}}_{\text{5}}}{\text{MgI/HOH}}}}\)
4 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{ = CH - C}}{{\text{H}}_{\text{3}}}\xrightarrow{{{\text{Neutral KMn}}{{\text{O}}_{\text{4}}}}}\)
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322906 The correct order of reactivity of \(\mathrm{PhMgBr}\) with:
supporting img

1 I \(>\) II \(>\) III
2 III \(>\) II \(>\) I
3 II \(>\) III \(>\) I
4 I \(>\) III \(>\) II
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322907 Which of the following compounds on reaction with Grignard reagent followed by hydrolysis forms secondary alcohol?

1 \(\mathrm{CH}_{3} \mathrm{CHO}\)
2 \(\mathrm{HCHO}\)
3 \(\mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{COCH}_{3}\)
4 \(\mathrm{CH}_{3} \mathrm{COCH}_{3}\)
MHTCET - 2021
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322908 The IUPAC name of ' \(\mathrm{B}\) ' is
supporting img

1 3-methylbutan-2-ol
2 2-methylbutan-3-ol
3 2-methylbutan-2-ol
4 pentan-2-ol.
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322909 Which of the following reactions will yield propan-2-ol?

1 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{ = CH - C}}{{\text{H}}_{\text{3}}}{\text{ + HCl}}\xrightarrow{{{{\text{H}}^{\text{ + }}}}}\)
2 \({\text{C}}{{\text{H}}_{\text{3}}}{\text{ - CHO}}\xrightarrow{{{\text{C}}{{\text{H}}_{\text{3}}}{\text{MgBr/HOH}}}}\)
3 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{O}}\xrightarrow{{{{\text{C}}_{\text{2}}}{{\text{H}}_{\text{5}}}{\text{MgI/HOH}}}}\)
4 \({\text{C}}{{\text{H}}_{\text{2}}}{\text{ = CH - C}}{{\text{H}}_{\text{3}}}\xrightarrow{{{\text{Neutral KMn}}{{\text{O}}_{\text{4}}}}}\)
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