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Byju's Answer
Standard X
Chemistry
Reaction of Ethanoic Acid with Metals and Bases
Which pair of...
Question
Which pair of solution of salts is acidic in nature?
A
M
g
S
O
4
and
N
a
2
S
O
4
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B
C
u
S
O
4
and
(
N
H
4
)
2
S
O
4
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C
C
H
3
C
O
O
N
a
and
C
H
3
C
O
O
N
H
4
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D
B
a
C
l
2
and
N
H
4
C
l
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Solution
The correct option is
B
C
u
S
O
4
and
(
N
H
4
)
2
S
O
4
Salts derived from neutralization of weak base and strong acids dissolved in water to give acidic solution.
C
u
(
O
H
)
2
+
H
2
S
O
4
→
C
u
S
O
4
+
2
H
2
O
2
N
H
4
O
H
+
H
2
S
O
4
→
(
N
H
4
)
2
S
O
4
+
2
H
2
O
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0
Similar questions
Q.
Assertion :The
p
H
of
N
H
4
C
l
solution in water is less than
7
and pH of
C
H
3
C
C
O
O
N
a
solution is more than
7
. Reason:
N
H
4
C
l
is a salt of weak base
N
H
4
O
H
and strong acid
H
C
l
whereas
C
H
3
C
O
O
N
a
is a salt of a weak acid
C
H
3
C
O
O
H
and strong base
N
a
O
H
.
Q.
Select the correct statement(s) among the following:
A) Salt with strong acid and strong base forms neutral solution as there is no hydrolysis.
B)
C
H
3
C
O
O
N
H
4
salt solution shows
p
H
=
7
as there is no hydrolysis.
C)
N
H
4
H
S
O
4
aqueous solution is acidic in nature.
Q.
Assertion :Aqueous solution of
C
H
3
C
O
O
N
H
4
is exactly neutral.
(
K
a
=
K
b
)
Reason:
C
H
3
C
O
O
N
H
4
is a salt of weak acid and strong base.
Q.
Aqueous solution of a salt
+
M
g
S
O
4
solution
⟶
no ppt. in cold
H
e
a
t
i
n
g
−
−−−−
→
White ppt. appears.
The salt contains the acidic radical
:
Q.
Consider the following salts:
Na
2
CO
3
, NaCl, NH
4
Cl, CH
3
COONa, K
2
SO
4
, (NH
4
)
2
SO
4
Which of these salts will give:
(a) acidic solutions?
(b) neutral solutions?
(c) basic solutions (or alkaline solutions)?
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