maryfrances96 maryfrances96

04-05-2021
Chemistry

contestada

Why is Ce3+ colorless and Ce4+ colored

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llbubblysnowflakell llbubblysnowflakell

04-05-2021

Answer:

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.

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