Rutherford's Experiment and Observations

Q.

Give reason for the following:

Very few alpha particle retracted their path because

Q. Rutherford put forward the presence of a in the centre of an atom.

1. plasma
2. nucleus
3. plum pudding

Q. A beam of alpha-particles is bombarded at a piece of gold foil as shown in the figure below.

After striking the gold foil, in which direction do most of the alpha-particles travel?

1. S
2. P
3. Q
4. R

Q. As per Rutherford, electrons revolve around the nucleus in circular paths.

1. True
2. False

Q. where is the nucleus of an atom situated?