Start learning →

Colours of lanthanoid ions arise from

Af-f transitions
Bd-d transitions
Ccharge transfer
Dradioactive decay
Answer & Solution
Correct answer: A. f-f transitions
Electronic transitions within the f orbitals correspond to visible-region energy.
Practise this question with Quill — MHT-CET →

Keep practising Transition and Inner Transition Elements

Browse all Transition and Inner Transition Elements questions for MHT-CET, or explore more Chemistry topics.

Start a Transition and Inner Transition Elements lesson →
Related questions
Most actinoids areUranium in the +6 state corresponds to the configurationWhich two actinoid isotopes are long-lived enough to occur in rocks?Lanthanoid compounds are used to coat the inside ofLa is [Xe] 6s2 5d1 and not 6s2 4f1 becauseThe general outer configuration of lanthanoids isAlong the lanthanoids from La(OH)3 to Lu(OH)3, basicity of hydroxidesWhich lanthanoid is radioactive?