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Byju's Answer
Standard XII
Chemistry
Scales of Electronegativity
Calculate the...
Question
Calculate the electronegativity (10 time) of fluorine on Pauling scale form the following data:
E
H
−
H
=
104.2
k
c
a
l
m
o
l
−
1
E
F
−
F
=
36.6
k
c
a
l
m
o
l
−
1
E
H
−
F
=
134.6
k
c
a
l
m
o
l
−
1
Given=
X
H
=
2.1
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Solution
X
H
−
X
F
=
0.208
[
E
H
−
F
−
0.5
(
E
H
−
H
+
E
F
−
F
)
]
0.5
X
H
−
X
F
=
0.208
[
134.6
−
0.5
(
104.2
+
36.6
)
]
0.5
=
1.67
X
F
=
X
H
−
1.67
=
2.1
−
1.67
≈
0.4
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Similar questions
Q.
Calculate the electronegativity of fluorine from the following data:
Bond energy of H-H bond
E
H
−
H
=
104.2
k
c
a
l
m
o
l
−
1
Bond energy of F-F bond
E
F
−
F
=
36.6
k
c
a
l
m
o
l
−
1
Bond energy of H-F bond
E
H
−
F
=
134.6
k
c
a
l
m
o
l
−
l
Electronegativity of Hydrogen
X
H
=
2.1.
Q.
The electronegativity of fluorine obtained from the following data is
x
.
E
H
−
H
=
104.2
k
c
a
l
m
o
l
−
1
;
E
F
−
F
=
36.6
kcal
m
o
l
−
1
E
H
−
F
=
134.6
k
c
a
l
m
o
l
−
1
Electronegativity of hydrogen
=
2.1
Find the value of
x
to the nearest integer.
Q.
Using the following data, calculate the electronegativity of fluorine.
E
H
−
H
=
104.2
kcalmol
−
1
,
E
F
−
F
=
36.6
kcalmol
−
1
,
E
H
−
F
=
134.6
kcalmol
−
1
,
X
H
=
2.1
Q.
Calculate the electronegativity of fluorine from the following data:
Bond energy of H-H bond
E
H
−
H
=
104.2
k
c
a
l
m
o
l
−
1
Bond energy of F-F bond
E
F
−
F
=
36.6
k
c
a
l
m
o
l
−
1
Bond energy of H-F bond
E
H
−
F
=
134.6
k
c
a
l
m
o
l
−
l
Electronegativity of Hydrogen
X
H
=
2.1.
Q.
Using the following data, calculate the electronegativity of fluorine.
E
H
−
H
=
104.2
kcalmol
−
1
,
E
F
−
F
=
36.6
kcalmol
−
1
,
E
H
−
F
=
134.6
kcalmol
−
1
,
X
H
=
2.1
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