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Byju's Answer
Standard XII
Chemistry
Hydrochloric Acid
An aqueous so...
Question
An aqueous solution of ammonia consists of
A
H
+
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B
OH
-
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C
NH
4
+
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D
NH
4
+
and
OH
-
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Solution
The correct option is
D
NH
4
+
and
OH
-
H
2
O
+
N
H
3
⇌
N
H
+
4
+
O
H
−
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0
Similar questions
Q.
A solution when diluted with
H
2
O
and boiled, gives a white precipitate. On addition of excess
N
H
4
C
l
/
N
H
4
O
H
, the volume of precipitate decreases leaving behind a white gelatinous precipitate. Identify the precipitate which dissolves in
N
H
4
O
H
/
N
H
4
C
l
.
Q.
p
K
b
for
N
H
4
O
H
at certain temperature is
4.74
. The pH of basic buffer containing equimolar concentration of
N
H
4
O
H
and
N
H
4
C
l
will be?
Q.
The reaction of water with ammonia is
H
2
O
+
N
H
3
→
N
H
+
4
+
O
H
−
. In this reaction, water behaves as:
Q.
Equilibrium constant for the reaction,
N
H
4
O
H
+
H
+
⇌
N
H
+
4
+
H
2
O
is
1.8
×
10
9
. Hence, equilibrium constant for
N
H
3
(
a
q
)
+
H
2
O
⇌
N
H
+
4
+
O
H
−
is:
Q.
In the following reaction
acts as Bronsted-Lowry acid and
acts as Bronsted-Lowrybase:
NH
3
(
aq
)
+
H
2
O
(
l
)
→
NH
4
+
(
aq
)
+
OH
−
(
aq
)
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