With which of the following electronic configuration an atom has the lowest ionisation…
Chemistry · NEET · NTA Exams — Classification of Elements and Periodicity in Properties
With which of the following electronic configuration an atom has the lowest ionisation energy?
- 1s22s22p5
- 1s22s22p3
- 1s22s22p63s1
- 1s22s22p6
Answer
(C) 1s 2 2s 2 2p 6 3s 1
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