Scientific Models Of The Atom

Question 1

What were atoms thought to be on earlier models

Answer 1

Tiny spheres that could not be separated into simpler particles

Question 2

What did Thompson discover in 1898

Answer 2

Electrons therefore the representation of atoms had to change

Question 3

Overall what charge is an atom

Answer 3

Neutral

Question 4

What did Thompson think atoms look like and what was this model called

Answer 4

He though it looked like tiny negative electrons surrounded by a sea of positive charge

Question 5

Which scientist concluded that the positive charge in an atom was in the nucleus

Answer 5

Rutherford

Question 6

What did Bohr decide

Answer 6

Electrons must orbit the nucleus at specific distances otherwise they would spiral Inwards