Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
What do isotopes of an element have in common?
- A.Number of protonsCorrect answer
- B.Number of neutrons
- C.Atomic mass
- D.Number of electrons
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Practice these MCQs in the appQuick fact: Isotopes of an element have the same number of protons but differ in the number of neutrons.