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How do you separate tellurium dioxide from SiO2?

April 26, 2017DIOXIDE separate sio2 tellurium

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How do you separate tellurium dioxide from SiO2?

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Tellerium dioxide is not soluble in water or acid. Silicon dioxide on the other hand is soluble in Hydroflouric acid. Weigh your mixture of TeO2 and SiO2. Add HF acid. Allow the SiO2 to disolve. Decant your acid solution. Dry and weigh the remaining Te02.