Rutherford (P1) Flashcards
1
Q
Plum pudding model
A
A large positive cloud with randomly scattered electrons
2
Q
What was Rutherford’s experiment?
A
He fired alpha particles at a piece of gold leaf and used a phosphorescent screen and then a Geiger counter to analyse where they went
3
Q
What did he find?
A
Most went straight through
Some left at an angle
Very few went back on themselves
4
Q
What did this tell him?
A
The particle charge is very small and is usually missed so he came up with the idea of the nucleus
