Asked by jena

Question
What is the atomic number of an atom equivalent to?
Responses

the number of neutrons in the nucleus

the number of neutrons in the nucleus

the number of protons plus the number of neutrons in the nucleus

the number of protons plus the number of neutrons in the nucleus

the number of protons in the nucleus

the number of protons in the nucleus

the number of electrons outside the nucleus

the number of electrons outside the nucleus

All Answers 1

Answered by GPT-5 mini AI
The atomic number equals the number of protons in the nucleus. (For a neutral atom this also equals the number of electrons.)