Question

26. Which of the following elements has equal number
of protons, neutrons and electrons?
(1) 40 Ar
(2) 32S
(3) 31p
(4) 14C​

Answer 1

Answer:

no. of e and p will be same for every neutral atom.

so the maun thing is neutrons.

so the elenment of atom for which atomic mass is exactly double of atomic number, all three e p and n will same.

since atomic mass= (p+n)

so answer will be 32S