Alcohols Phenols and Ethers Test

Result

Alcohols Phenols and Ethers Test - 75

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Weekly Quiz Competition

Question 1
1 / -0

Which of the following is represented by general formula $$C_{n} H_{2n + 2} O$$?

A
Alcohols only

B
Both alcohols and ethers

C
Aldehydes only

D
Both aldehydes and ketones
Question 2
1 / -0

The correct IUPAC nomenclature for the following alcohol is:

A
2-ethyl-2 butanol

B
3-methyl-3 pentanol

C
3-ethyl-3-methyl-3 pentanol

D
1,1 -diethylene

Solution
Question 3
1 / -0

Among the following the most stable compound is

A
cis-1,2-cyclohexanediol

B
trans-1,2-cyclohexanediol

C
cis-1,3-cyclohexanediol

D
trans-1,3-cyclohexanediol
Question 4
1 / -0

Which of the following alcohol will have highest rate of dehydration?

A

B

C

D
Question 5
1 / -0

Alkyl halides can be converted to ethers through:

A
Frankland reaction

B
Williamson synthesis

C
Fitting reaction

D
Grignard reaction
Question 6
1 / -0

Arrange in the increasing order of boiling points:

A
I < IV < III < II

B
IV < III < II < I

C
I < II < III < IV

D
I < II < IV < III
Question 7
1 / -0

In the dehydration reaction , $$^{18}O$$ will be in

A
$$H_2O$$

B
A

C
Both (A) and (B)

D
None of these
Question 8
1 / -0

Correct order of basic strength:

A
$$C{ H }_{ 3 }N{ H }_{ 2 } > C{ H }_{ 3 }-\overset { \oplus }{ N } { H }_{ 3 }>C{ H }_{ 3 }-\overset { \circleddash }{ N } H$$

B
$$\overset { \circleddash }{ O } H > C{ H }_{ 3 }CO\overset { \circleddash }{ _2 } >C{ l }^{ \circleddash }$$

C
$$C{ H }_{ 3 }N{ H }_{ 2 } > C{ H }_{ 3 }-\overset { \oplus }{ N } { H }_{ 3 }>C{ H }_{ 3 }-CH_2-\overset { \circleddash }{ N } H$$

D
$$CH_{3}CH_{2}NH_{2} > CH_{2}=CH-NH_{2} > HC \equiv C-\overset{ \circleddash }{ N }H$$
Question 9
1 / -0

Which one of the following is most acidic?

A
Phenol

B
p-Cresol

C
m-Nitrophenol

D
p. Nitrophenol

Solution
Question 10
1 / -0

$$ (a)\quad Secondary\quad alcohol\quad \xrightarrow [ \Delta ]{ H_{ 3 }PO_{ 4 } } $$

$$ (b)\quad Tertiary\quad alcohol\quad \xrightarrow [ \Delta ]{ H_{ 3 }PO_{ 4 } } $$
For the above dehydration reaction rate of reaction will be:

A
a > b

B
a < b

C
a = b

D
None