Question

22 Find out the number of electrons, protons
and neutrons in 11Na23​

Answer 1

(a)

Z = 11 i.e., number of protons = 11, A = 23

\ Number of neutrons = A - Z = 12

Number of electron = 0 (No electron in nucleus)

Therefore electron is 0

Protons is 11

Neutron is12