Which statement matches a subatomic particle with its charge?
(1) A neutron has a negative charge.
(2) A proton has a negative charge.
(3) A neutron has no charge.
(4) A proton has no charge.
The answer is (3) neutron has no charge. The proton has a positive charge. The neutron has no charge. These two consist of nucleus. The electrons have negative charge which are surrounded nucleus.