Question

When rn-222 undergoes decay to become po-218, it emits

a. an alpha particle.
b. a beta particle.
c. gamma radiation.
d. x-rays.?

Answer 1

I believe the correct answer from the choices listed above is option A. When rn-222 undergoes decay to become po-218, it emits an alpha particle.Alpha particles carry a charge of +2 and strongly interact with matter. Hope this answers the question. Have a nice day.