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Tardigrade
Question
Chemistry
Which of the following is incorrect order?
Q. Which of the following is incorrect order?
121
178
NTA Abhyas
NTA Abhyas 2022
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A
C
H
3
−
>
C
H
3
O
−
>
H
O
−
>
H
2
O
(Nucleophilicity in protic solvent)
B
C
l
−
>
C
H
3
CO
O
−
>
C
H
3
O
−
>
N
H
2
−
(Leaving group ability)
C
Stability of alkane
D
C
H
3
−
C
H
2
−
F
>
C
H
3
−
C
H
2
−
Cl
>
C
H
3
−
C
H
2
−
B
r
>
C
H
3
−
C
H
2
−
I
(
B
o
i
l
in
g
p
o
in
t
)
Solution:
(i) nucleophilicity
∝
negative charge density of at atom
(order of nuclophilicity) neutral atom
(ii)
C
l
−
>
C
H
3
CO
O
−
>
C
H
3
O
−
>
N
H
2
−
leaving group ability
∝
B
a
s
i
c
s
t
re
n
g
t
h
1
(iii) Stability of alkene
∝
number of hyper conjugative structures