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If the lanthanoid element with x f electrons has a pink color, then the lanthanoid with `(14 - x)` f electrons will have the colour as:

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If the lanthanoid element with x f electrons has a pink color, then the lanthanoid with `(14 - x)` f electrons will have the colour as:
A. Blue
B. Red
C. Green
D. Pink
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Correct Answer - D
Lanthanoid with nf unpaired and (14-n) f unpaired `e^-` have same colour.
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