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Tardigrade
Question
Chemistry
Assertion: A solution of NH4C in water is acidic in nature. Reason: Ammonium ions undergo hydrolysis to form NH4OH.
Q.
Assertion :
A solution of
N
H
4
C
in water is acidic in nature.
Reason :
Ammonium ions undergo hydrolysis to form
N
H
4
O
H
.
1646
211
Equilibrium
Report Error
A
If both assertion and reason are true and reason is the correct explanation of assertion
40%
B
If both assertion and reason are true but reason is not the correct explanation of assertion
40%
C
If assertion is true but reason is false
20%
D
If both assertion and reason are false
0%
Solution:
N
H
4
C
l
(
a
q
)
→
N
H
+
4
(
a
q
)
+
C
l
(
a
q
)
−
N
H
4
+
ions formed, undergo hydrolysis with water to form
N
H
4
O
H
and
H
+
ions.
N
H
4
O
H
is a weak base and thus remains almost unionised in solution. As a result,
[
H
+
]
ions increase in solution, making the solution acidic.