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Which material is used to purify ThO2?

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Which material is used to purify ThO2?

(a) Butyl phosphate

(b) NaOH leaching

(c) Butyl triphosphate

(d) Acid leaching

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This interesting question is from Inorganic Chemical topic in chapter Inorganic Chemical Industries of Chemical Technology

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The correct choice is (a) Butyl phosphate

Best explanation: ThO2 can be purified with tertiary butyl phosphate in a similar manner as for U3O8.NaOH leaching is used to satisfactorily extract ThO2 from monazite.

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