Which among the following inorganic compounds is highly radioactive in nature?
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Zirconium(IV) chloride
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Zirconium carbide
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Zirconium silicate
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Chernobylite
D
Correct answer
Explanation
Chernobylite is a technogenic mineral with high (up to 10%) content of uranium as a solid solution. It is black and yellow. It was discovered in the corium produced in the Chernobyl accident, a lava-like glassy material formed in a nuclear meltdown of a reactor core. Chernobylite is highly radioactive due to its high uranium content and contamination by fission products.