Which subatomic particle is the lightest?
Understand the Problem
The question is asking about subatomic particles, specifically which of them has the smallest mass. This relates to the fundamental properties of particles in physics.
Answer
electron
The final answer is electron.
Answer for screen readers
The final answer is electron.
More Information
The electron is the lightest stable subatomic particle, with a rest mass of approximately 9.1 × 10⁻³¹ kg. It carries a negative charge and is essential in electrical conductivity.
Tips
Avoid confusing the electron with the neutrino, which, while very light, is not stable in the same manner.
Sources
- Electron Definition and Mass - pages.uoregon.edu
- Electron: The Lightest Subatomic Particle - byjus.com
- Electron Description and Properties - britannica.com
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