Question

S114
1
Which subatomic particle is not present in an ordinary hydrogen atom?
2 Name the scientists who described the arrangement of electrons in an atom.
What is the maximum number of electrons which can be​

Answer 1

Answer:

(j) The maximum number of electrons that can be accommodated in the M shell is 18. (k) The subatomic particle not present in a hydrogen atom is neutron. (l) An electron has negative charge, a proton has positive charge, and a neutron has no charge.