asked 69.5k views
3 votes
Which particle is emitted when an atom of 85Kr spontaneously decays?

(1) an alpha particle (3) a neutron
(2) a beta particle (4) a proton

asked
User Delfina
by
8.4k points

1 Answer

2 votes
The right answer is  2. A beta particle 
answered
User Smelm
by
8.5k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.