Q. What is the $S I$ unit of conductivity ?

1605 186 MHT CETMHT CET 2017Electrochemistry Report Error

A

$S m$

12%

B

$S m^{- 1}$

73%

C

$S m^{2}$

8%

D

$S m^{- 2}$

6%

Solution:

SI unit of conductivity is $S m^{- 1}$ .
The common unit is $S c m^{- 1}$ or $Ω^{- 1} c m^{- 1}$ .