Distinguish between emf and potential difference.

(i) Give two differences between emf and potential difference. (ii) What is vulcanization of rubber ? Explain. (iii) Write the names and structures of monomers of Buna-S (iv) What is Blister copper ?

What is the difference between e.m.f. and potential diffrence?

Distinguish between: IRV and ERV

What is the difference between emf of a cell and potential difference of a cell?