Which one of the following can be made n-type semiconductor only when doped with some group 15 elements like P or As?
Cl
Si
Ne
Mg
Group 14 elements can be made n-type semiconductor when doped with some group 15 element.
Classify each of the following as being either a p-type or an n-type semiconductor:
(i) Ge doped with In (ii) B doped with Si.