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Byju's Answer
Standard XII
Chemistry
Reactions of Sulphuric Acid
how to know w...
Question
how to know whether acidic hydrogen is present infollowing- i.CH3-C≡ C-CH3 ii.CH3-CH=CH2 iii.CH3-CH=CH-CH3 iv.CH3-CH2-CH2-CH
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Q.
Select the member of each pair that shows faster rate of
S
N
2
reaction with
K
I
in acetone.
(a)
C
H
3
−
C
H
2
−
C
H
2
−
C
H
2
−
C
l
a
n
d
C
H
3
−
C
H
∣
C
H
3
−
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H
2
−
C
l
(
I
)
(
I
I
)
(b)
C
H
3
−
C
H
2
−
C
H
2
−
C
l
a
n
d
C
H
3
−
C
H
2
−
C
H
2
−
B
r
(
I
)
(
I
I
)
(c)
C
H
3
−
C
H
∣
C
H
3
−
C
H
2
−
C
H
2
−
C
l
a
n
d
C
H
3
−
C
H
3
∣
C
∣
C
H
3
−
C
H
2
C
l
(
I
)
(
I
I
)
(d)
C
H
3
−
C
H
2
−
C
H
2
−
B
r
∣
C
H
−
C
H
3
a
n
d
C
H
3
−
C
H
3
∣
C
H
−
C
H
2
−
B
r
∣
C
H
−
C
H
3
(
I
)
(
I
I
)
Q.
Pick out the correct reactions:
A
.
C
H
3
−
C
H
=
C
H
2
+
H
C
l
⟶
C
H
3
−
C
|
C
l
H
−
C
H
3
B
.
C
H
3
−
C
H
=
C
H
2
+
H
B
r
⟶
C
H
3
−
C
H
2
−
C
H
2
B
r
C
.
C
H
3
−
C
H
=
C
H
2
+
H
B
r
p
e
r
o
x
i
d
e
−
−−−−
→
C
H
3
−
C
H
2
−
C
H
2
−
B
r
D
.
C
H
3
−
C
H
=
C
H
2
+
H
I
p
e
r
o
x
i
d
e
−
−−−−
→
C
H
3
−
C
|
I
H
−
C
H
3
Q.
The correct order of C - H bond length in
C
H
3
−
C
H
3
,
C
H
2
=
C
H
2
and
C
H
≡
C
H
is:
Q.
Decreasing order of stability of following alkenes is..
(i)
C
H
3
−
C
H
=
C
H
2
(ii)
C
H
3
−
C
H
=
C
H
−
C
H
3
(iii)
C
H
3
−
C
|
C
H
3
=
C
H
−
C
H
3
(iv)
C
H
3
−
C
H
3
|
C
=
C
H
3
|
C
−
C
H
3
Q.
Which will undergo reaction with ammonical
A
g
N
O
3
?
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