Multiple Choice
How many protons are in a neutral atom of bismuth (Bi)?
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4. Atoms and Elements
The Atom (Simplified)
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In a simplified atomic model, what indicates that an atom has no overall (net) charge?
A
The number of protons equals the number of neutrons.
B
The atom contains no neutrons.
C
The number of neutrons equals the number of electrons.
D
The number of protons equals the number of electrons.
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