Chemistry important question of D.EL.ED exam#chemistry #d.el.ed#bihar

Chemistry important question of D.EL.ED exam

What is chemical reaction
what is reactant
what is consideration
what is chemical equation
what is balance equation
what is unbalance equation


#chemistry
#chemical reaction
#chemicalengineering
#chemicalfree
#chemical_science
#science
#reaction
#ytshort