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In an electrically neutral atom of any element, there are equal numbers of A) protons and neutrons.
B) electrons and protons.
C) electrons and neutrons.
D) atomic number and atomic mass.

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Michaelia
B.
Protons have +1 positive charge.
Neutrons have no charge
Electrons have -1 charge.

Equal number of protons and electrons will balance out the positive and negative charges so an atom is neutral.

The answer is B because in an electrically stable atom of any element, there are equal numbers of electrons and protons, because each electron has a negative charge and each proton has a positive charge.

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