Question

(ii) An atom has atomic number 8 and mass number 16. For this atom-
a) Write the electronic configuraton.
b) Find out the valency.
c) Tell how many protons and neutron are present in the atom. (1+1+1=3)



Answer:Human​

Answer 1

Answer:

electronic configuration=2,8,6

valency=2

8electron ,8proton

name is O2 oxygen