Download the app

Questions  

α-particle consists of 

a
2 protons only
b
2 protons and 2 neutrons only
c
2 electrons, 2 protons and 2 neutrons
d
2 electrons and 4 protons only

detailed solution

Correct option is B

Alpha particle is a positively charged particle. It is identical to the nucleus of the helium He 2 4 atom, so it contains 2 protons and 2 neutrons.

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


Similar Questions

Permissible current through a fuse wire of diameter 1 mm is  1A. What should be the radius of a fuse wire, made of same material, whose permissible current is 8A ?


phone icon
whats app icon