Question

26. In Rutherford's alpha scattering experiment, a few of the alpha particles aimed at a thin gold foil bounced back because

A. The positively charged alpha particles were repelled by a negatively charged nucleus in the gold atom.
B. The positively charged alpha particles were repelled by a positively charged nucleus in the gold atom.
C. The negatively charged alpha particles were repelled by a negatively charged nucleus in the gold atom.
D. The negatively charged alpha particles were attracted to a positively charged nucleus in the gold atom.

Answer 1

A

Step-by-step explanation:

The positively charged alpha particles were repelled by a negatively charged nucleus in the gold atom.