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Flashcards in Contributions Deck (12):
1

Suggested that matter is made up of atoms

Dalton

2

Proposed that atoms negatively charged particles

Thomson

3

Discovered the nucleus and it’s submotic particles , and suggested that nucleus was made up of positively charged called protons

Rutherford

4

Proposed that electrons are located in shells around nucleus

Bohr

5

Atoms cannot be created , destroyed , or divided into smaller particles

Dalton

6

Electrons occupy specific energy levels or shells

Bohr

7

Most of the mass of the atom is in the tiny , dense, positively charged nucleus

Rutherford

8

Most of the atom is empty spaces

Rutherford

9

All matter is made of small particles called atoms / all atoms of the same element are identical

Dalton

10

Different elements are combine together to form compounds

Dalton

11

Electrons moved around a central nucleus

Rutherford

12

Proposed the “raisin bun” mode of atom

Thomson