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Byju's Answer
Standard XII
Chemistry
Acid Catalysed Acetal Formation
C_6H_5OCH_3
Question
C_6H_5OCH_3\xrightarrow[{t-BuOH}]{Na/liq.NH_3
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Q.
Statement 1: Reduction of but-2-yne by
N
a
/
l
i
q
.
N
H
3
gives trans but-2-ene.
Statement 2: It is an example of anti-addition.
Q.
In the following reaction,
A
l
d
e
h
y
d
e
+
A
l
c
o
h
o
l
H
C
l
−
−
→
A
c
e
t
a
l
Aldehyde
Alcohol
H
C
H
O
t
−
B
u
O
H
C
H
3
C
H
O
M
e
O
H
The best combinations are:
Q.
t
−
B
u
O
K
+
(
C
H
3
)
2
C
H
−
C
H
(
B
r
)
−
C
H
3
t
−
B
u
O
H
−
−−−−
→
Total number of hydrogen atoms attached to
s
p
2
carbon(s) in the major product:
Q.
M
e
−
C
≡
C
−
≡
C
−
M
e
(
A
)
C
s
,
l
i
q
.
N
H
3
−
−−−−−−
→
E
t
O
H
(
B
)
Compound (B) is :
Q.
Chlorobenzene
N
a
N
H
2
−
−−−−
→
liq.
N
H
3
(
A
)
N
a
N
O
2
/
H
C
l
−
−−−−−−−
→
0
−
5
o
C
(
B
)
(
B
)
i
.
S
n
C
l
2
/
H
C
l
−
−−−−−−−
→
i
i
.
d
i
l
.
N
a
O
H
(
C
)
Identify
C
in the above reaction:
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