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Class 12 NEET Chemistry D And F Block Elements Questions

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Question : 4

Total: 108

The UV-visible absorption bands in the spectra of lanthanoid ions are ' X ', probably because of the excitation of electrons involving ' Y '. The ' X ' and ' Y ', respectively, are :

Broad and f orbitals
Narrow and f orbitals
Broad and d and f orbitals
Narrow and d and f orbitals

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