Question

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Answer 1

Explanation:

Q18 :

Neutron, neutral subatomic particle that is a constituent of every atomic nucleus except ordinary hydrogen. A neutron is a subatomic particle found in the nucleus of every atom except that of simple hydrogen. The particle derives its name from the fact that it has no electrical charge; it is neutral.

Electrons are the negatively charged particles of atom. Together, all of the electrons of an atom create a negative charge that balances the positive charge of the protons in the atomic nucleus. Electrons are extremely small compared to all of the other parts of the atom.

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