MCQOPTIONS
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| 1. |
The hydride ions \[({{H}^{-}})\] are isoelectronic with [AFMC 1995; Bihar MEE 1997] |
| A. | \[Li\] |
| B. | \[H{{e}^{+}}\] |
| C. | \[He\] |
| D. | \[Be\] |
| Answer» D. \[Be\] | |