# Question #ac708

May 10, 2017

Both A and C.

#### Explanation:

Beta minus decay occurs when a neutron decays into a proton, electron, and antineutrino. So the atomic number increases by one.

Beta plus decay occurs when a proton decays into a neutron, positron, and a neutrino. So the atomic number decreases by one.

May 10, 2017