Which of the terms does not belong and why radioactivity,alpha particle beta particle gamma rays?

Question

Which of the terms does not belong and why radioactivity,alpha particle beta particle gamma rays?

Answer 1

Radioactivity....coz all others r released due 2 radioactivity.Radioactivity is a process while others r not.

Answer 2

alpha beta and gamma are all types of radioactivity.

Answer 3

these are all radioactive particles

Answer 4

alpha......why?....(did you ask?)

Answer 5

Radioactivity

Gamma, Beta, and Alpha are what are being emmitted or absorbed. And radioactivity is the is the term that describes the process. In short 3 are things and radioactivity is just that, an activity.