InterviewSolution
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InterviewSolution
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Which element having the following electronic configuration has minimum ionisation potential?A. `1s^(1)`B. `1s^(2),2s^(2)2p^(6)`C. `1s^(2),2s^(2)2p^(6),3s^(1)`D. `1s^(2),2s^(2)2p^(2)` |
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Answer» Correct Answer - C `1s^(2)2s^(2)2p^(6)3s^(1)`. It belongs to IA group which has least ionisation potential and it decreases down the group. |
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