Chemistry Crash Course (Based on Revised Syllabus-2023)>Chapter 7 - Alcohols, Phenols and Ethers>Sample Paper>Q 51

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IMPORTANT

Earn 100

Which of the following observation is shown by $2 -$ phenyl ethanol with Lucas Reagent?

50% studentsanswered this correctly

Important Questions on Alcohols, Phenols and Ethers

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12th CBSE

IMPORTANT

Chemistry Crash Course (Based on Revised Syllabus-2023)>Chapter 7 - Alcohols, Phenols and Ethers>Exercise>Q 3

An organic compound

C_{3} H_{6} O

neither gives a precipitate with semicarbazide nor reacts with sodium. It could be

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Chemistry Crash Course (Based on Revised Syllabus-2023)>Chapter 7 - Alcohols, Phenols and Ethers>Exercise>Q 5

Among the following ethers which one will produce methyl alcohol on treatment with hot

HI

?

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Chemistry Crash Course (Based on Revised Syllabus-2023)>Chapter 7 - Alcohols, Phenols and Ethers>Exercise>Q 6

The ether

C_{6} H_{5} O - {CH}_{2} C_{6} H_{5}

when treated with

HI

produces

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IMPORTANT

Chemistry Crash Course (Based on Revised Syllabus-2023)>Chapter 7 - Alcohols, Phenols and Ethers>Sample Paper>Q 52

Anisole undergoes bromination with bromine in ethanoic acid even in the absence of iron

(III)

bromide catalyst

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Chemistry Crash Course (Based on Revised Syllabus-2023)>Chapter 7 - Alcohols, Phenols and Ethers>Sample Paper>Q 54

Write the name of the reaction, structure and IUPAC name of the product formed when phenol reacts with

{CHCl}_{3}

in the presence of

NaOH

followed by hydrolysis.

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IMPORTANT

Chemistry Crash Course (Based on Revised Syllabus-2023)>Chapter 7 - Alcohols, Phenols and Ethers>Sample Paper>Q 55

Write the name of the reaction, structure and IUPAC name of the product formed when

{CH}_{3} {CH}_{2} CH ({CH}_{3}) CH ({CH}_{3}) ONa

reacts with

C_{2} H_{5} Br

.

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Chemistry Crash Course (Based on Revised Syllabus-2023)>Chapter 7 - Alcohols, Phenols and Ethers>Sample Paper>Q 56

An organic compound

A

with the molecular formula

(+) C_{4} H_{9} Br

undergoes hydrolysis to form

(\pm) C_{4} H_{9} OH

. Give the structure of

A

and write the mechanism of the reaction.

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12th CBSE

IMPORTANT

Chemistry Crash Course (Based on Revised Syllabus-2023)>Chapter 7 - Alcohols, Phenols and Ethers>Sample Paper>Q 57

Arrange the following in increasing order of solubility in water.

C_{2} H_{5} Cl, C_{2} H_{5} {NH}_{2}, C_{2} H_{5} OH