Physics, asked by skkarim2103, 5 months ago

what is the electronic elconfiguration of 19k,3li,11na,4be​

Answers

Answered by Anonymous
6

Answer:

19k=1s² 2s² 2p^6 3s² 3p6 4s¹

3li=1s2 2s1

11na=1s2 2s2 2p6 3s1

4be=1s2 2s2

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