Question

name two processes takes place when potassium per manganate react with cold water

Answer 1

If a solid sample of Potassium permanganateis placed in water, the water molecules will interact with the Potassium cations and the permanganate anions held in the crystal to break the ionic bonds that hold the crystaltogether. ... Eventually one ends up with a homogeneous solution of Potassium permanganate in water.