The formula for sodium zeolite which is used in permutit process for softening water is :
Na2O.Al2O3.ySiO2.xH2O
Na2.Al2.Si2O4.xH2O
Na2O.AlO3.SiO4.xH2O
K2Al2SiO8.xH2O
A
Na2.Al2.Si2O4.xH2O
B
K2Al2SiO8.xH2O
C
Na2O.Al2O3.ySiO2.xH2O
D
Na2O.AlO3.SiO4.xH2O
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Solution
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Sodium zeolite used in permutit process for softening water has the chemical formula of Na2O.Al2O3.ySiO2.xH2O, where the range of values of x=2−6 and y=2−10.
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