Question Detail

CHM 101 CHM 101 Past Questions Objective Question

Question

In Rutherford's gold foil experiment, what did the deflection of alpha particles indicate?
Options
A Concentration of positive charge in a nucleus
Correct Answer
B Presence of electrons in atoms
C Existence of neutrons in the nucleus
D Uniform distribution of charge in atoms
Correct Answer

Option A is the correct answer.

Detailed Explanation

The deflection of some alpha particles indicated a small, dense, positively charged nucleus that repelled the positively charged alpha particles.

Hint

Think about what repelled the positive alpha particles.

Question Info