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प्रश्न
The metals of Group 2 from top to bottom are Be, Mg, Ca, Sr and Ba. Which one of these elements will form ions most readily and why?
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उत्तर
Ba metal will form ions readily because the ionisation energy decreases down the group as the size increases.
संबंधित प्रश्न
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| Atomic radius (pm) | 231 | 186 | 244 | 262 | 151 |
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