Question

What did Rutherford contribute to the model of the atom?

A. The Proton
B. The Neutron
C. The Nucleus
D. The Electron

Answer 1

The nucleus

i am 100% positive, I did my research and the answer is the nucleus

Answer 2

c. the nucleus
He discovered the nucleus was a positively charged central core of the atom, and that the rest of the atom was mostly empty space