Question

What is the role of calgon in removing the hardness of water

Answer 1

Calgon is used for softening hard water.The addition of calgon to hard water causes the calcium and magnesium ions of hard water to displace sodium ions from the anion of calgon.This results in the removal of calcium and magnesium ions from hard water in the form of a complex with calgon.

Answer 2

Calgon process of removing permanant hardness of water. Calgon is a complex salt, Sodium hexametaphospahte Na(PO3)6 or Na6P6O18 .It acts as a ion ...