MCQOPTIONS
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				| 1. | 
                                    Which of the following is not isoelectronic with \[{{O}^{2-}}\]? | 
                            
| A. | \[{{N}^{3-}}\] | 
| B. | \[N{{a}^{+}}\] | 
| C. | \[{{F}^{-}}\] | 
| D. | \[T{{i}^{+}}\] | 
| Answer» E. | |