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ChemistryCLASS 9CBSE

answered 12 May 2026

If an atom has an atomic number of 11 and a mass number of 23, how many protons, neutrons, and electrons does it have in its neutral state?

A.VERIFIED ANSWERfact-checked by tutors

Protons = Atomic Number = 11.

Electrons = Protons (in a neutral atom) = 11.

Neutrons = Mass Number - Atomic Number = 23 - 11 = 12.

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