Question

write precipitation method with examples

Answer 1

well it is a chemical reaction b/w cations and anions where some kind of precipitate is left(solid).... these reactions are generally irreversible reactions.... some ex are:

CaCl2 = Ca + 2Cl

Br + Ag = AgBr(s)... well if you don't know about. oxydation numbers now u should bother on detailed balancing of the eqs