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The colour of I₂ is violet because it

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Absorbs yellow and green light

Does not absorb light

None of the above

Absorbs violet light

answer is C.

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Detailed Solution

Iodine vapours are violet in colour because the molecules of iodine in vapour phase absorb green and yellow radiation and then emit violet colour. Because violet colour is complementary colour to green and yellow colour on the colour wheel.

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