1.

Which one of the following statements about the zeolites is false?

Answer»

They are used as cation exchangers.
Theyhave OPEN structure which enables them to take up small molecules.
Zeolites are ALUMINOSILICATES having three dimensional network.
Some of the`SiO_(4)^(4-).` UNITS are replaced by `AlO_(4)^(5-)` and AlO_(6)^(9-)` ions in zeoplites.

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