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An element and its isotope only differ in the number of

Physics
JAMB 2017
An element and its isotope only differ in the number of
  • A. protons
  • B. electrons
  • C. ions
  • D. neutrons
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Correct Answer: Option D
Explanation
Isotopy is due to difference in mass number, what causes the difference is the difference in the number of neutrons present

There is an explanation video available below.

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Explanation Video

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts