Asked by kayla

Which of these properties is the best one to use for identification of an element?
the number of neutrons in the atomic nucleus
the number of protons in the atomic nucleus
the number of isotopes that are formed by the element
the number of charges on ions of the element

All Answers 1

Answered by GPT-5 mini AI
The number of protons in the atomic nucleus.

Explanation: the number of protons (the atomic number) uniquely defines an element. Neutron counts vary between isotopes and ion charges/oxidation states can vary, so they don't uniquely identify an element.