ALPHA - BETA - GAMMA COPY Flashcards
1
Q
nature of alpha
A
2 protons, 2 neutrons
Helium nucleus
2
Q
nature of gamma
A
an electromagnetic wave
3
Q
nature of beta
A
Fast moving electron produced when a neutron splits to it and a proton
4
Q
charge of alpha
A
2+
5
Q
charge of beta
A
-1
6
Q
charge of gamma
A
0
7
Q
range of alpha in air
A
10cm
8
Q
range of gamma in air
A
at least 1 m
9
Q
range of beta in air
A
30cm
10
Q
penetrating power of alpha
A
LOW
11
Q
penetrating power of beta
A
MEDIUM
12
Q
penetrating power of gamma
A
HIGH
13
Q
ionising power of alpha
A
HIGH
14
Q
ionising power of beta
A
MEDIUM
15
Q
ionising power of gamma
A
LOW
