Question

. The number of protons in an atom is 15. If there are 16 number of neutrons in it, find:
i. its atomic number
ii. its nucleon number
iii. no. of electrons in it
iv. its electronic configuration

Answer 1

i.the atomic number is also 15

ii.nucleon number = number of protons + number of neutron
=15+16
=31

iii.the no of electrons is 15

iv.Electronic configuration=2,8,5