Question

A particle that travels around the nucleus at the centre of an
atom.

Answer 1

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Electrons

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. The electrons have a negative electrical charge.

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Answer 2

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● A particle that travels around the nucleus at the centre of an atom is Electron.