DDT NEET Questions

Organic Chemistry - Organic Compounds Containing Halogens

DDT MCQ Questions


7.
The molecular formula of DDT is:
A.
C14H9Cl3
B.
C13H9Cl5
C.
C14H10Cl4
D.
C14H9Cl5
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ANSWER :
D. C14H9Cl5
8.
The total number of chlorine atoms in one molecule of DDT is:
A.
5
B.
4
C.
6
D.
3
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ANSWER :
A. 5
9.
The two chlorine atoms attached to the benzene rings in DDT are present at the:
A.
Ortho (o) positions
B.
Para (p) positions
C.
Meta (m) positions
D.
Both ortho and meta positions
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ANSWER :
B. Para (p) positions
10.
The central carbon framework in DDT consists of:
A.
A methane derivative (-CHCl3)
B.
A benzene fused ring
C.
An ethane derivative (-CH-CCl3)
D.
A propane derivative
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ANSWER :
C. An ethane derivative (-CH-CCl3)
11.
The carbon bearing three chlorine atoms in DDT is:
A.
A part of the benzene ring
B.
Bonded to the CH carbon attached to two aryl groups
C.
Bonded directly to two benzene rings
D.
Bonded to nitrogen
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ANSWER :
B. Bonded to the CH carbon attached to two aryl groups
12.
The hybridization of the central -CH- carbon in DDT is:
A.
sp³d
B.
sp²
C.
sp
D.
sp³
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ANSWER :
D. sp³