1.

α-particle consists of : (1) 2 protons and 2 neutrons only (2) 2 electrons, 2 protons and 2 neutrons (3) 2 electrons and 4 protons only (4) 2 protons only

Answer»

The correct option is (1) 2 protons and 2 neutrons only.

Explanation:

α-particle is nucleus of Helium which has two protons and two neutrons.



Discussion

No Comment Found

Related InterviewSolutions