Chapter 3.4 Nuclear Chemisitry Flashcards
1
Q
The three types of radiation are;
A
alpha, beta, gamma
2
Q
Alpha particles are
A
slow moving, positively charged. They are helium
3
Q
Beta particles are
A
electrons. They are fast moving an negatively charged. They are 0 e-
- 1
4
Q
Gamma waves have
A
no charge. Gamma radiation has the greatest penetration power.
5
Q
Paper stops
A
alpha
6
Q
Aluminum stops
A
Beta
7
Q
Lead or thick concrete stops
A
Gamma
8
Q
The time taken for a radioactive element to drop by half is its
A
half life
9
Q
Carbon-14 is used to
A
date archaeological specimens
