The atomic number is the number of ____.
A) atoms in a molecule
B) protons in an atom
C) neutrons in a molecule
D) electrons in an atom
E) protons,electrons,and neutrons in an atom

Name: The atomic number is the number of ____. A) atoms in a molecule B) protons in an atom C) neutrons in a molecule D) electrons in an atom E) protons,electrons,and neutrons in an atom
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Question

Quizplus · Accepted Answer

The atomic number of an element is defined as the number of protons in the nucleus of an atom of that element.

The Atomic Number Is the Number of ____