

MCQOPTIONS
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1. |
Which one of the following statements about the zeolites is false [CBSE PMT 2004] |
A. | Zeolites are aluminosilicates having three dimensional network |
B. | Some of the \[SiO_{4}^{-4}\]units are replaced by \[AlO_{4}^{-5}\] and \[AlO_{6}^{9-}\] ions in zeolites |
C. | They are used as cation exchangers |
D. | They have open structure which enables them to take up small molecules |
Answer» C. They are used as cation exchangers | |