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The atomic number of an element represents the number of ____________ in the nucleus. A. Protons B. Neutrons C. Electrons D. Protons and Neutrons
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1 vote
The atomic number of an element represents the number of ____________ in the nucleus.

A.
Protons

B.
Neutrons

C.
Electrons

D.
Protons and Neutrons

User Wylliam Judd
by
8.0k points

2 Answers

2 votes
The number of protons. B isn't a value in itself (other than radioactive stability but that isn't relevant here), C is the charge (modulo 7), and D is the atomic mass.
User Shalbafzadeh
by
7.6k points
3 votes
The answer is protons
User Stuart Wagner
by
7.6k points
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