The aprticles that are lost, gained, or shared in chemical reactions are?

Hello There!

The only particles that can be lost, gained or shared are electrons.
These are negative sub atomic particles. 
A covalent bond is when the electrons are shared.
An Ionic bond is when the electrons are gained or lost.

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- Hannah ❤

Iimpact me by the one the yet but him.

Answer(28.02g/mol);