What did rutherford’s nuclear atomic model not explain?

It did not explain/ support the existence of the Nucleus as another subatomic particle in the atomic nucleus.

Explanation:

The proof was provided by another English scientist, James Chadwick.

the old alchemists made significant contributions to science even though there starting premises were off a bit. their conclusions after failure would steer them into better directions for investigation. science is no more than close observation and the initial mistakes result in rethinking and retrying experiments.

answer; talc and gypsum;