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The color of b-carotene
The color of b-carotene is because of its chromophore of extensively conjugated double bonds. Catalytic hydrogenation would result in addition of hydrogen to these double bonds; as, catalytic hydrogenation of a b-carotene sample would convert it from a red-orange conjugated alkene into a colorless alkane.
Q. Describe the Half -Life property of radioactive decay? Ans. The decay of a nucleus is a random event. It is impossible to predict which nucleus will decay and when.
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