2
You visited us
2
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard XII
Chemistry
Arrhenius Acid
Which of the ...
Question
Which of the following acids, listed with their ionization constant at
25
o
C
, is the strongest?
A
Nitrous acid
(
H
N
O
2
)
K
i
=
4.5
×
10
−
4
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
Formic acid
(
H
C
H
O
2
)
K
i
=
1.8
×
10
−
4
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Benzoic acid
(
H
C
7
H
5
O
2
)
K
i
=
6.3
×
10
−
5
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
Acetic acid
(
H
C
2
H
3
O
2
)
K
i
=
1.8
×
10
−
5
No worries! We‘ve got your back. Try BYJU‘S free classes today!
E
Hydrocyanic acid
(
H
C
N
)
K
i
=
4.0
×
10
−
10
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is
B
Nitrous acid
(
H
N
O
2
)
K
i
=
4.5
×
10
−
4
Acid (stronger)
⇒
Higher
K
a
⇒
Higher
K
1
So,
4.5
×
10
−
4
⇒
H
N
O
2
Suggest Corrections
0
Similar questions
Q.
The
[
H
+
]
of a resulting solution that is
0.01
M
acetic acid
(
K
a
=
1.8
×
10
−
5
)
and
0.01
M
in benzoic acid
(
K
a
=
6.3
×
10
−
5
)
:
Q.
Calculate the ratio of the degree of dissociation of acetic acid and hydrocyanic acid
(
H
C
N
)
in
1
M
of their respective solution of acids.
(Given
K
a
(
C
H
3
C
O
O
H
=
1.8
×
10
−
5
;
K
a
(
H
C
N
)
=
6.2
×
10
−
10
)
Q.
The
[
H
+
]
of a resulting solution that is
0.01
M acetic acid
(
K
a
=
1.8
×
10
−
5
)
and
0.01
M in benzoic acid
(
K
a
=
6.3
×
10
−
5
)
:
Q.
Calculate the percentage ionization of
0.01
M
acetic acid in
0.1
M
H
C
l
.
K
a
of acetic acid is
1.8
×
10
−
5
.
Q.
The
[
H
+
]
of the resulting solution that is 0.01 M in acetic acid
(
K
a
=
1.8
×
10
−
5
M
)
and 0.01 M in benzoic acid.
(
K
a
=
6.3
×
10
−
5
M
)
will be:
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Acids and Bases
CHEMISTRY
Watch in App
Explore more
Arrhenius Acid
Standard XII Chemistry
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
AI Tutor
Textbooks
Question Papers
Install app