KCET 2024 Chemistry Solved Paper

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Question : 16 of 60

Marks: +1, -0

Which of the following statements related to lanthanoids is incorrect?

Lanthanoids are silvery white soft metals.
Samarium shows +2 oxidation state.
Ce+4 solutions are widely used as oxidising agents in titrimetric analysis.
Colour of Lanthanoid ion in solution is due to d−d transition.

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