Question

What is a photon?
Thanks

Answer 1

Photon is a light particle. When hydrogen atom loose it's one electron then it become proton. It is changeless orr massless particle. It has high penetration power.

Answer 2

A photon is the quantum of electromagnetic radiation that describes the particle properties of an electromagnetic wave. The energy of a photon is given by the equation =====>>> E = hv.... In which E is energy, h is Planck's Constant ( 6.626 × 10^-34 Js and v is frequency or nu. )