The sub-atomic particles located in the nucleus of an atom are?
-
neutron and proton
- proton and electron
- proton and ions
- neutron and electron
The correct answer is: A
Explanation
The nucleus contains two types of subatomic particles, protons and neutrons.
The protons have a positive electrical charge and the neutrons have no electrical charge.
A third type of subatomic particle, electrons, move around the nucleus.
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