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1. |
Which of the following statement about the zeolites is false? [CBSE AIPMT 2004] |
A. | They have open structure which enables them to take up small molecules. |
B. | Zeolites are aluminosilicates having three dimensional network. |
C. | Some of the SiO4-4 units are replaced by AlO4-5 and AlO6-9 ion in zeolites |
D. | They are used as cation exchangers |
Answer» E. | |