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| 1. |
Which is the smallest among `Na^(o+)`,`Mg^(2+)`,`Al^(3+)`, and why? |
| Answer» `Al^(3+)` is the smallest because it has highest number of protons `(13)` among `Na^(o+)`,`Mg^(2+)` and `Al^(3+)` ions, due to which effective nuclear charge is more. | |