Byju's Answer
Standard XII
Chemistry
Ionic and Covalent Character
Estimate the ...
Question
Estimate the percentage ionic character of the
H
B
r
molecule, given that the dipole moment
(
μ
)
is
0.72
D
and
H
B
r
bond length
150
p
m
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Solution
We know,
Theoretical dipole moment
(
μ
)
=
q
×
d
=
4.8
×
10
−
10
e
s
u
×
1.50
×
10
−
8
cm
=
7.2
×
10
−
18
e
s
u
c
m
Again,
1
×
10
−
18
e
s
u
c
m
=
1
Debye
∴
7.2
×
10
−
18
e
s
u
c
m
=
7.2
D
Percentage ionic character =
observed dipole moment
theoretical dipole moment
×
100
=
0.72
7.2
×
100
=
10
%
Suggest Corrections
28
Similar questions
Q.
Estimate the percent ionic character of the
H
B
r
molecule, given that the dipole moment
(
μ
)
is
0.79
D
and
H
B
r
bond length
151
pm.
Q.
The dipole moment of
H
B
r
is 2.60D and the interatomic spacing is 1.41pm. What is the percentage ionic character of
H
B
r
?
Q.
The observed dipole moment of
H
B
r
is
0.79
D
. Calculate the percentage ionic character of the bond in
H
B
r
if bond distance is
1.42
˙
A
.
Q.
The dipole moment of
H
B
r
is
0.78
×
10
−
18
esu-cm and bond length of
H
B
r
is
1.41
A
∘
. The ionic character of
H
B
r
is:
Q.
The observed dipole moment of
H
B
r
is
2.60
×
10
−
30
and the interatomic spacing is
1.41
˚
A
. What is the percentage ionic character of
H
B
r
?
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Ionic and Covalent Character
Standard XII Chemistry
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