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  • General Awareness - 2 (Sectional Officer)
  • Isotopes differ in
Multiple choice

Isotopes differ in

  1. atomic number

  2. mass number

  3. number of protons

  4. number of electrons

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Isotopes are variants of a particular chemical element which differ in the mass number, although all isotopes of a given element have the same number of protons in each atom.

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  • Atomic Structure and Mass (308 questions)
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