Question
All of the following are identical between isotopes of the same element EXCEPT:
Group of answer choices
number of protons
atomic mass (weight)
number of electrons
atomic number
Group of answer choices
number of protons
atomic mass (weight)
number of electrons
atomic number
Answers
GPT-4o mini
The correct answer is **atomic mass (weight)**.
Isotopes of the same element have identical numbers of protons, electrons, and the same atomic number, but they differ in their atomic mass due to the differing numbers of neutrons.
Isotopes of the same element have identical numbers of protons, electrons, and the same atomic number, but they differ in their atomic mass due to the differing numbers of neutrons.