Redox reaction

Reaction includes all chemical reaction in which in thier atom have thier oxidation state change.

• Transfer of electrons
• in oxidation 
• loss of electron 
• increase oxidation state by molecules, atom or ion
• In reduction gain of electron or decrease oxidation state

Example of oxidiser

H2O2, , CrO3

Example of Reducer

• It also called donor
• lithium, sodium, Mg, iron, aluminium

Example of reaction

             H2 + F2 -> 2HF