Development of the Atom

Question 1

Explain the plum pudding model

Answer 1

The atom consisted of a positive mesh and with a lot of negative electrons stuck into it

Question 2

Explain Rutherfords experiment and its outcome

Answer 2

Rutherford shot alpha particles at gold foil, but some particles had deflected and came straight back off the foil, this lead to the discovery of the nucleus

Question 3

What is the earliest concept of the atom

Answer 3

Democritus who thought that matter was made up of tiny matter in the millions which were uncuttable