Name the shell of an atom which can accommodate a maximum of:

(a) 2 electrons

(b) 18 electrons

State the number of electrons present in the outermost shell of the atom of the following elements:

(i) Neon (ii) Chlorine

Which shell of an atom can accommodate a maximum of:

(a) 8 electrons?

(b) Chlorine

Which subatomic particle whose relative charge is:

(i) Chadwick?

(ii) Thomson?

(iii) Goldstein?

Name the subatomic particle whose relative charge is:

(a) +1 (b) -1 (c) 0