Unit 4 Lesson .02-Atomic model Flashcards
1
Q
Who made the ‘raisin bread’ model?
A
Physicist Thomson.
2
Q
What was the raisin bread model?
A
The raisin model was a mass of positive charges with electrons trapped inside.
3
Q
Who made the nuclear model?
A
Physicist Rutherford.
4
Q
Who discovered neutrons and incorporated it into Rutherford’s Nuclear model?
A
James Chadwick.
5
Q
Who said electrons travel through shells?
A
Niel Bohr.
6
Q
What is the most recent atomic model?
A
The electron cloud model. It represents rapidly moving electrons.
7
Q
What are models used for?
A
They are used to understand atomic behavior.
