Question

who said that two or more Parmanu combine to form a bigger particles​

Answer 1

Answer:

It was the English chemist, John Dalton, who put the pieces of the puzzle together and developed an atomic theory in 1803. Dalton 's atomic theory contains five basic assumptions: All matter consists of tiny particles called atoms.

Explanation:

I hope this helps you,mark as brainliest also follow me.............