why zinc always forms negative pole?
what is construrction of nickel-cadmium cell?
I have to make a project on any topic of science and we are told that only household things are required . Please suggest me a topic and how to make it ?
True or false:-
a.in voltas cell an electric current produced due to chemical reaction.
b.the outer xovering of a dry cell is made up of zinc.
c.nickel cadmium cell cannot be charged.
d.the lithium cell cannot be charged.
why zinc always forms negative pole?
what is construrction of nickel-cadmium cell?
I have to make a project on any topic of science and we are told that only household things are required . Please suggest me a topic and how to make it ?