Define the term positronium.


Define the term positronium.


Positron refers to the antiparticle of electron which upon collision with an electron causes annihilation. Its mass is identical to that of an electron. Also, like proton it possesses a unit positive charge.

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Positronium refers to such an atom which is exotic and unstable. It consists of a system comprising electron along with its anti-particle called...

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Positron: Definition, Symbol & Production


Chapter 17 / Lesson 1

Learn the definition of positrons and their properties including the positron symbol, the positron charge and the mass of a positron. See a comparison of positrons vs. protons.

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