makenziehook8
04.05.2021 •
Chemistry
Why is Ce3+ colorless and Ce4+ colored
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Ответ:
Both Ce3+ and Yb3+ are colorless. This is because, they have only 1 unpaired electron in 4f orbitals and that transition is in UV region.
Ответ:
4
Explanation:
1 + 1 = 2
2 x 2 = 4
You could also think of it as 2 + 2!
Or 1 + 1 + 1 + 1 !
Hope this helps!
( No i havent im sorry :( )