Unit 4 Review EC: Theories & Scientists

Organize these options into the right categories

Groups:

(a) Dalton

,

(b) Thomson

,

(c) Rutherford

,

(d) Bohr

• noticed the energies given off were always the same

• gold foil experiment

• cathode ray tube

• broke substances down and realized the products were always in a fixed ratio

Organize these options into the right categories

Groups:

(a) Dalton

,

(b) Thomson

,

(c) Rutherford

,

(d) Bohr

• had 4 postulates

• discovered the electron

• discovered energy levels

• discovered the nucleus

Organize these options into the right categories

Groups:

(a) Dalton

,

(b) Thomson

,

(c) Rutherford

,

(d) Bohr

• discovered the atom

• 
• 
• discovered the electron

• discovered the nucleus

• 
• discovered energy levels

• 

Organize these options into the right categories

Groups:

(a) Dalton

,

(b) Thomson

,

(c) Rutherford

,

(d) Bohr

• discovered the atom

• discovered energy levels

• 
• 
• 
• discovered the electron

• discovered the nucleus

• 

Organize these options into the right categories

Groups:

(a) Dalton

,

(b) Thomson

,

(c) Rutherford

,

(d) Bohr

• 
• planetary model

• 
• plum pudding model

• dalton's model

• cookie dough model

• 
• rutherford's model

• 

Organize these options into the right categories

Groups:

(a) Dalton

,

(b) Thomson

,

(c) Rutherford

,

(d) Bohr

• rutherford's model

• 
• 
• plum pudding model

• dalton's model

• 
• cookie dough model

• planetary model

• 

Organize these options into the right categories

Groups:

(a) Dalton

,

(b) Thomson

,

(c) Rutherford

,

(d) Bohr

• 
• 
• 
• 

Organize these options into the right categories

Groups:

(a) Dalton

,

(b) Thomson

,

(c) Rutherford

,

(d) Bohr

• gold foil experiment

• experiment had large positive particles be deflected from gold

• cathode ray tube experiment

• experiment had a ray be attracted to a positive magnet

• only certain energies could be expelled

• everything broke down in the same ratios

Organize these options into the right categories

• atoms is a sphere

• Rutherford's and Planetary Model

• electrons on energy levels

• Plum Pudding Model ONLY

• electrons can go where ever

• Planetary Model ONLY

• positive nucleus

• All Models

• positive matter everywhere in sphere

• Plum Pudding and Rutherford's Model ONLY

Match the following

• electrons are on energy levels

• Democritus

• proved the atom existed

• Rutherford

• thought there was an atom

• Bohr

• nucleus is a positive mass in the middle

• Thomson

• electron existed

• Dalton