noun

proton

proton

A hydrogen atom has one proton.

A hydrogen atom has one proton.

Protons have a positive electric charge.

Protons have a positive electric charge.

a proton is ((a noun)) A proton is a subatomic particle.

Synonyms: particle, subatomic particle

From Greek 'proton', meaning 'first'. Named as the primary particle of the nucleus.

Think 'pro' as in 'positive' to remember its charge. A proton is a PROfessionally POSITIVE particle.

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