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Byju's Answer
Standard XII
Chemistry
Conductance and Conductivity
The unit of s...
Question
The unit of specific conductivity is:
A
o
h
m
−
1
c
m
−
1
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B
o
h
m
c
m
−
2
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C
o
h
m
−
1
c
m
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D
o
h
m
c
m
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Solution
The correct option is
A
o
h
m
−
1
c
m
−
1
Units of specific conductivity is
o
h
m
−
1
c
m
−
1
Resistance
=
1
Specific conductance
×
Length
Area
Specific conductance
=
1
Resistance
×
Length
A
r
e
a
=
1
o
h
m
×
c
m
c
m
2
=
o
h
m
−
1
c
m
−
1
Option A is correct.
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0
Similar questions
Q.
The specific conductivity of
0.1
N
K
C
l
solution at
20
0
C is
0.0212
o
h
m
−
1
c
m
−
1
. The solution was found to offer resistance of
55
ohms. Find the cell constant of the conductivity cell.
Q.
The equivalent conductivity of
H
2
S
O
4
solution is
1.3
×
10
2
ohm
−
1
cm
2
eq
−
1
. If its specific conductance is
26
×
10
−
2
ohm
−
1
cm
−
1
, then concentration of
H
2
S
O
4
solution is :
Q.
Specific conductance of
0.1
M
N
a
C
l
solution is
1.01
×
10
−
2
o
h
m
−
1
c
m
−
1
. Its molar conductance in
o
h
m
−
1
c
m
2
m
o
l
−
1
is :
Q.
Calculate the equivalent conductivity of
1
M
H
2
S
O
4
solution if its conductivity is
26
×
10
−
2
o
h
m
−
1
c
m
−
1
.
(
Atomic weight of sulphur
=
32
g
/
m
o
l
)
Q.
Statements:
(i) Unit of specific conductivity is
o
h
m
−
1
c
m
−
1
.
(ii) Specific conductivity of strong electrolytes decreases on dilution.
(iii) The amount of an ion discharged during electrolysis does not depend upon resistance.
(iv) The unit of electrochemical equivalence is
g
/
c
o
u
l
o
m
b
.
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