The electronic
conductance depends on
(i) the nature and structure of the metal
(ii) the number of valence electrons per atom
(iii) temperature (it decreases with increase of temperature) Table 2 2: The values of Conductivity of some Selected
Materials at 298 15 K
Material
Conductivity/
Material
Conductivity/
S m–1
S m–1
Conductors
Aqueous Solutions
Sodium
2