History of the Atomic Model

Question 1

What was Democritus’s atomic model?

Answer 1

That atoms are indivisible spheres that have void between them, also that they are all different

Question 2

What was Dalton’s atomic model?

Answer 2

The same as that of Democritus, just that those of the same element are identical

Question 3

What was J.J. Thompson’s atomic model?

Answer 3

The ‘plum pudding’ model, the matter of the atom itself is positively charged, but it has electrons scattered throughout

Question 4

What was Rutherford’s atomic model?

Answer 4

He chucked particles at an atom, and found out there is a positively charged nucleus and mostly empty space around it

Question 5

What was Bohr’s atomic model?

Answer 5

The Bohr model (the one we are studying). Electrons move around the nucleus in fixed sizes and energies