Beta Radiation Flashcards
1
Q
What is a beta particle?
A
an electron
2
Q
What happens in beta decay?
A
. a neutron decays into a proton and electron
. the electron is emitted out the nucleus and atom at high speed
3
Q
When does beta decay occur?
A
When the nucleus of an atom has too many neutrons.
4
Q
What is the ionising power of beta radiation?
A
moderately ionising
5
Q
What is the penetrating power of beta?
A
moderately penetrating
6
Q
How is a beta particle presented in an equation?
A
0
…… e
-1
