Alcohols Phenols and Ethers Test

Result

Alcohols Phenols and Ethers Test - 80

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Weekly Quiz Competition

Question 1
1 / -0

Anisole is the product obtained from phenol by the reaction known as

A
Coupling

B
Etherification

C
Oxidation

D
Esterification

Solution

Phenol reacts with alkyl halides in alkali solution to form phenyl ethers (Williamson's synthesis). The phenoxide ion is a nucleophile and will replace halogen of alkyl halide.
Question 2
1 / -0

Tert- butyl alcohol is:

A
$$2$$-methyl propan-$$2$$-ol

B
$$2$$-methyl propan-$$1$$-ol

C
$$3$$-methyl butan-$$1$$-ol

D
$$3$$-methyl butan-$$2$$-ol

Solution
Question 3
1 / -0

In which case first has higher solubility than second?
(I) Phenol, Benzene
(II) Nitrobenzene, Phenol
(III) o-Hydroxybenzaldehyde, p-Hydroxy benzaldehyde
(IV) Ethanal, Dimethylether
(V) o-Nitrophenol, p-Nitrophenol

A
only $$I$$

B
$$III, V$$

C
$$I, IV$$

D
$$I, IV$$

Solution
Question 4
1 / -0

$$IUPAC$$ name of the compound is

A
$$4-$$ethyl$$-2-$$pentanol

B
$$5-$$methyl$$-2-$$hexanol

C
$$2-$$ethyl$$-2-$$pentanol

D
$$3-$$methyl$$-2-$$hexanol

Solution
Question 5
1 / -0

The IUPAC name of $$CH_3-CHBr-CH_2OH$$ is

A
$$3-$$hydroxy $$-2-$$bromopropane

B
$$2-$$bromopropan$$-1-$$ol

C
$$2-$$bromo-$$3$$-propanol

D
$$3-$$hydroxy isopropyl bromide

Solution
Question 6
1 / -0

The $$IUPAC$$ name of $$(C_2H_5)_2CHCH_2OH$$ is

A
2-ethyl-1-butanol

B
2-methyl-1-pentanol

C
2-ethyl-1-pentanol

D
3-ethyl-1-butanol

Solution
Question 7
1 / -0

Which of the following are correct statements?

A
Both the ethers obtained by the two routes have opposite but equal optical rotation.

B
One of the ether is obtained as a racemic mixture

C
Step II and III both are $$S^2_N$$ reaction and both have inversion.

D
Step II has inversion but step III has retention

Solution

Option A is correct.
Question 8
1 / -0

The product is :

A

B

C

D
None
Question 9
1 / -0

The $$IUPAC$$ name of the compound $$\begin{matrix} \quad \quad \quad \quad \quad{ CH }_{ 3 }-{ CH }-{ { CH }_{ 2 } }-{ CH }_{ 2 }-OH \\ | \\ { CH }_{ 3 } \end{matrix}$$ is

A
1-pentanol

B
Pentanol

C
2-methyl-4-butanol

D
3-methyl-1-butanol

Solution
Question 10
1 / -0

To remove last traces of water from alcohol, the metal used is

A
Sodium

B
Potassium

C
Calcium

D
Aluminium

Solution

The metal which is used to remove last traces of water from alcohol is Calcium.
Hence, Option "C" is the correct answer.