The experiment that showed that atoms have tiny positively charged nucleus was first carried out by
- Moseley
-
Rutherford
- Millikan
- Dalton
The correct answer is: B
Explanation
The experiment that showed that atoms have tiny positively charged nuclei was first carried out by Rutherford. Rutherford's gold foil experiment showed that the atom is mostly empty space with a tiny, dense, positively charged nucleus.
There is an explanation video available .