MCQOPTIONS
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MCQOPTIONS
| 1. |
Among the following the pair in which the two species are not isostructural is [CBSE PMT 2004] |
| A. | \[BH_{4}^{-}\] and \[NH_{4}^{+}\] |
| B. | \[PF_{6}^{-}\]and \[S{{F}_{6}}\] |
| C. | \[Si{{F}_{4}}\] and \[S{{F}_{4}}\] |
| D. | \[IO_{3}^{-}\] and \[Xe{{O}_{3}}\] |
| Answer» D. \[IO_{3}^{-}\] and \[Xe{{O}_{3}}\] | |