Electron configuration 1s22s2 is __________.

UB ForumCategory: Mastering ChemistryElectron configuration 1s22s2 is __________.
Chen BoChen Bo Staff asked 7 years ago

The element that corresponds to the electron configuration 1s22s2 is __________.

1) lithium

2) boron

3) beryllium

4) carbon

5) nitrogen

1 Answers
Best Answer
Sajid AhmadSajid Ahmad Staff answered 7 years ago

The element that corresponds to the electron configuration 1s22s2 is __________.
 
Solution:3) beryllium