Methods to Distinguish between Primary, Secondary and Tertiary Alcohols
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322998 A compound corresponding to molecular formula \(\mathrm{C}_{4} \mathrm{H}_{10} \mathrm{O}\) does not give reaction with cold aqueous \(\mathrm{KMnO}_{4}\) but reacts with \(\mathrm{PCl}_{5}\) evolving HCl . The most likely structural formula of the compound is

1 \(\mathrm{CH}_{3} \mathrm{OCH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
2 \(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CHCH}_{2} \mathrm{OH}\)
3 \(\mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
4 \(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{COH}\)
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322999 \(\mathrm{I}_{2}\) produced when ozone reacts with moist \(\mathrm{KI}\) is used to convert \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) to \(\mathrm{CI}_{3} \mathrm{CHO}\). Number of moles of ozone required to convert 1 mole of \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) into \(\mathrm{CI}_{3} \mathrm{CHO}\) is

1 1
2 2
3 4
4 3
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323000 How many of the following compounds will give positive iodoform test?
Butan-2-ol, 1-cyclobutylethanol, benzyl alcohol, ethanol, propan-1-ol, phenol, propan-2-ol, pentan-3-ol, methanol, 2-methylpropan-1-ol, butan-1-ol, 1-phenylethanol

1 6
2 3
3 1
4 5
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323001 Which one can differentiate between \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) and \(\mathrm{CH}_{3} \mathrm{OH}\)?

1 \(\mathrm{H}_{2} \mathrm{O}\)
2 \(\mathrm{Na}_{2} \mathrm{CO}_{3}+\mathrm{I}_{2}\)
3 \(\mathrm{NH}_{3}\)
4 \(\mathrm{HCl}\)
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322998 A compound corresponding to molecular formula \(\mathrm{C}_{4} \mathrm{H}_{10} \mathrm{O}\) does not give reaction with cold aqueous \(\mathrm{KMnO}_{4}\) but reacts with \(\mathrm{PCl}_{5}\) evolving HCl . The most likely structural formula of the compound is

1 \(\mathrm{CH}_{3} \mathrm{OCH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
2 \(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CHCH}_{2} \mathrm{OH}\)
3 \(\mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
4 \(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{COH}\)
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322999 \(\mathrm{I}_{2}\) produced when ozone reacts with moist \(\mathrm{KI}\) is used to convert \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) to \(\mathrm{CI}_{3} \mathrm{CHO}\). Number of moles of ozone required to convert 1 mole of \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) into \(\mathrm{CI}_{3} \mathrm{CHO}\) is

1 1
2 2
3 4
4 3
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323000 How many of the following compounds will give positive iodoform test?
Butan-2-ol, 1-cyclobutylethanol, benzyl alcohol, ethanol, propan-1-ol, phenol, propan-2-ol, pentan-3-ol, methanol, 2-methylpropan-1-ol, butan-1-ol, 1-phenylethanol

1 6
2 3
3 1
4 5
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323001 Which one can differentiate between \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) and \(\mathrm{CH}_{3} \mathrm{OH}\)?

1 \(\mathrm{H}_{2} \mathrm{O}\)
2 \(\mathrm{Na}_{2} \mathrm{CO}_{3}+\mathrm{I}_{2}\)
3 \(\mathrm{NH}_{3}\)
4 \(\mathrm{HCl}\)
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CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322998 A compound corresponding to molecular formula \(\mathrm{C}_{4} \mathrm{H}_{10} \mathrm{O}\) does not give reaction with cold aqueous \(\mathrm{KMnO}_{4}\) but reacts with \(\mathrm{PCl}_{5}\) evolving HCl . The most likely structural formula of the compound is

1 \(\mathrm{CH}_{3} \mathrm{OCH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
2 \(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CHCH}_{2} \mathrm{OH}\)
3 \(\mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
4 \(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{COH}\)
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322999 \(\mathrm{I}_{2}\) produced when ozone reacts with moist \(\mathrm{KI}\) is used to convert \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) to \(\mathrm{CI}_{3} \mathrm{CHO}\). Number of moles of ozone required to convert 1 mole of \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) into \(\mathrm{CI}_{3} \mathrm{CHO}\) is

1 1
2 2
3 4
4 3
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323000 How many of the following compounds will give positive iodoform test?
Butan-2-ol, 1-cyclobutylethanol, benzyl alcohol, ethanol, propan-1-ol, phenol, propan-2-ol, pentan-3-ol, methanol, 2-methylpropan-1-ol, butan-1-ol, 1-phenylethanol

1 6
2 3
3 1
4 5
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323001 Which one can differentiate between \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) and \(\mathrm{CH}_{3} \mathrm{OH}\)?

1 \(\mathrm{H}_{2} \mathrm{O}\)
2 \(\mathrm{Na}_{2} \mathrm{CO}_{3}+\mathrm{I}_{2}\)
3 \(\mathrm{NH}_{3}\)
4 \(\mathrm{HCl}\)
For More Updates join with Us
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322998 A compound corresponding to molecular formula \(\mathrm{C}_{4} \mathrm{H}_{10} \mathrm{O}\) does not give reaction with cold aqueous \(\mathrm{KMnO}_{4}\) but reacts with \(\mathrm{PCl}_{5}\) evolving HCl . The most likely structural formula of the compound is

1 \(\mathrm{CH}_{3} \mathrm{OCH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
2 \(\left(\mathrm{CH}_{3}\right)_{2} \mathrm{CHCH}_{2} \mathrm{OH}\)
3 \(\mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{3}\)
4 \(\left(\mathrm{CH}_{3}\right)_{3} \mathrm{COH}\)
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

322999 \(\mathrm{I}_{2}\) produced when ozone reacts with moist \(\mathrm{KI}\) is used to convert \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) to \(\mathrm{CI}_{3} \mathrm{CHO}\). Number of moles of ozone required to convert 1 mole of \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) into \(\mathrm{CI}_{3} \mathrm{CHO}\) is

1 1
2 2
3 4
4 3
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323000 How many of the following compounds will give positive iodoform test?
Butan-2-ol, 1-cyclobutylethanol, benzyl alcohol, ethanol, propan-1-ol, phenol, propan-2-ol, pentan-3-ol, methanol, 2-methylpropan-1-ol, butan-1-ol, 1-phenylethanol

1 6
2 3
3 1
4 5
CHXII11:ALCOHOLS, PHENOLS AND ETHERS

323001 Which one can differentiate between \(\mathrm{C}_{2} \mathrm{H}_{5} \mathrm{OH}\) and \(\mathrm{CH}_{3} \mathrm{OH}\)?

1 \(\mathrm{H}_{2} \mathrm{O}\)
2 \(\mathrm{Na}_{2} \mathrm{CO}_{3}+\mathrm{I}_{2}\)
3 \(\mathrm{NH}_{3}\)
4 \(\mathrm{HCl}\)