6.4.2.2 Nuclear Equations Flashcards
1
Q
What do nuclear equations represent?
A
- radioactive decay
2
Q
How are nuclear equations written?
A
- atom before decay -> atom after decay + radiation emitted
3
Q
How is an alpha particle represented (symbol)?
A
- 4
He
2
4
Q
How is a beta particle represented (symbol)?
A
- 0
e
-1
5
Q
What does alpha decay cause to change?
A
- mass and charge of nucleus to decrease
6
Q
What was beta decay cause to change and not change?
A
- increases charge of nucleus
- doesn’t change mass of nucleus
7
Q
What does the emission of a gamma ray cause?
A
- does not cause mass or charge of nucleus to change
