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  • Atomic Structure (Class - IX)
  • Which of the following is the heaviest subatomic particle?
Multiple choice

Which of the following is the heaviest subatomic particle?

  1. Electron

  2. Proton

  3. Neutron

  4. Photon

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

Neutron is the heaviest subatomic particle. Neutron is 1842 times heavier than an electron. Mass of neutron is 1.0086654 a.m.u. or 1.6749 x 10-27 kg.

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