Which of the following best describes the atomic number of an atom?
A. the number of protons in the atom
B. the number of electrons in the atom
C. the number of neutrons in the atom
D. the number of protons, electrons, and neutrons in the atom
Answer:A
Which of the following best describes the atomic number of an atom?
A. the number of protons in the atom B. the number of electrons in the atom C. the number of neutrons in the atom D. the number of protons, electrons, and neutrons in the atom