Haloalkanes and Haloarenes  MCQs

MCQs of Haloalkanes and Haloarenes

Showing 61 to 70 out of 112 Questions
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61.
How many stereomers will be obtained from 2, 3-dihydroxy butanoic acid ?
(a) 2
(b) 4
(c) 8
(d) 3
Answer:

Option (b)

62.
A molecule having 3 different chiral carbon atoms, how many stereo-isomers it will have ?
(a) 3
(b) 6
(c) 8
(d) 9
Answer:

Option (c)

63.
Which of the following will have a mesomer isomer also ?
(a) 2-chlorobutane
(b) 2, 3-dichlorobutane
(c) 2, 3-dichloropentane
(d) 2-hydroxy propanoic acid
Answer:

Option (b)

64.
The number of stereoisomers possible for a compound of the molecular formula CH3-CH=CH-CH(OH) . Me is _____ .
(a) 6
(b) 3
(c) 2
(d) 4
Answer:

Option (c)

65.
Which amino acid does not contains chiral carbon ?
(a) Histidine
(b) Glycine
(c) Alanine
(d) Threonine
Answer:

Option (b)

66.
Mention the compound not containing any chiral carbon atom ?
(a) 2 - methyl butanal
(b) 2, 2 dimethyl propanoic acid
(c) 2 - hydroxy propanoic acid
(d) 1, 2 dichloro propane
Answer:

Option (b)

67.
Which of the following is nucleophilic addition reaction ?
(a) Hydrolysis of Ethyl chloride by NaOH
(b) Purification of Acetaldehyde by NaHSO3
(c) Alkylation of Anisol
(d) Decarboxylation of Acetic acid
Answer:

Option (b)

68.
A organic compound shows complete inversion during SN2 reaction is _____ .
(a) (CH3)3CCl
(b) (CH3)2CHCl
(c) CH3Cl
(d) (C2H5)2CHCl
Answer:

Option (c)

69.
Which of the following is obtained by hydrolysis of ehtylmagnesium bromide ?
(a) CH3.CH2-CH = CH2
(b) CH3 - CH3
(c) C4H10
(d) CH2 = CH2
Answer:

Option (b)

70.
Which compound from the following reacts most readily by SN1 mechanism ?
(a) Methyl chloride
(b) Ethyl chloride
(c) 2-chloro propane
(d) 3º-butyl chloride
Answer:

Option (d)

Showing 61 to 70 out of 112 Questions
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