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Negatively charged particle with spin 1/2. A component of mundane terrestrial matter, and part of all neutral atoms and molecules. It has a mass about 1/1800 that of a proton. Its antiparticle is the positron.

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Is it really just the electrons which decide the reflection from metals?

This is known that Metals contain free electrons that absorb energy and vibrate when they come in contact with light. Later, they release the energy back in the form of light. … So is it really just the electrons which decide the reflection? Do correct me if I'm wrong. I'm just a stupid kid :) My previous post …