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a particle of matter that has a negative electrical charge and travels around the nucleus of an atom.

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Answer:

A third type of subatomic particle, electrons, move around the nucleus. The electrons have a negative electrical charge. An atom usually contains an equal number of positively charged protons and negatively charged electrons. This makes the atom itself electrically neutral.

Explanation: hope is helps

User Tito
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Answer:

Electron

Step-by-step explanation:

A third type of subatomic particle, electrons, move around the nucleus. The electrons have a negative electrical charge. An atom usually contains an equal number of positively charged protons and negatively charged electrons. This makes the atom itself electrically neutral.

User Beltouche
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