What is the electron configuration for helium (He)?
O1s
152
O 1s22s
O1s22s2...
![Chemistry](/tpl/images/cats/himiya.png)
Chemistry, 01.04.2021 20:20, afifakiran5226
What is the electron configuration for helium (He)?
O1s
152
O 1s22s
O1s22s2
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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