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Q: The antiparticle of an electron is ?
  • A. Positron
  • B. Proton
  • C. Alpha particles
  • D. Beta particles
Correct Answer: Option A - The positron is the antiparticle of an electron. The positron has the same mass (M₀) as the electron but has opposite charge.
A. The positron is the antiparticle of an electron. The positron has the same mass (M₀) as the electron but has opposite charge.

Explanations:

The positron is the antiparticle of an electron. The positron has the same mass (M₀) as the electron but has opposite charge.