What is the atomic number of an element determined by?
A
Number of neutrons
B
Number of protons
C
Number of electrons
D
Atomic mass
Correct Answer: Option B — Number of protons
Explanation:
The atomic number of an element is determined by the number of protons present in its nucleus. This number uniquely identifies each element ...
The atomic number of an element is determined by the number of protons present in its nucleus. This number uniquely identifies each element and determines its position in the periodic table and chemical behavior.