What is permutit process?
what is calgon’s process
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Answer:
The process in which hard water containing Ca2+ is filtered through sand named zeolite is called Permutit process. Permutit is a zeolite of an artificial source. It is orthosilicate of sodium aluminium compound with chemical formula Na2Al2Si2O8. ... Chemically, it is hydrated sodium aluminium orthosilicate.
The permutit method is a simple filtration method. In this method zeolite that is also known as natural sand is used to filter the hard water. Hard water is passed through sodium permutit. Permutit is a hydrated sodium alumina-orthosilicate. The formula of permutit is Na2Al2Si2O8.
Calgon is a trade name of a complex salt, sodium hexametaphosphate (NaPO3)6. It is used for softening hard water. ... 2Na+ + CaNa2 P6O182- From hard water Anion of calgon Goes into solution This results in the removal of calcium and magnesium ions from hard water in the form of a complex with Calgon.