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Oxygen difluoride: Quiz


Question 1: Oxygen difluoride reacts very slowly with water to form ________:
FluorineSulfuric acidHydrofluoric acidHydrochloric acid

Question 2: Oxygen difluoride is the ________ with the formula OF2.
Chemical compoundChemistryInorganic chemistryElectrochemistry

Question 3: As predicted by ________, the molecule adopts a "V" shaped structure like H2O, but it has very different properties, being a strong oxidizer.
Trigonal pyramidal molecular geometryMolecular geometryOxygenVSEPR theory

Question 4: Oxygen difluoride was first reported in 1929; it was obtained by the electrolysis of molten potassium fluoride and ________ containing small quantities of water.
FluorineHydrochloric acidHydrofluoric acidSulfuric acid

Question 5: Its powerful oxidizing properties are suggested by the oxidation number of +2 for the ________ atom, which is unusual.

Question 6: OF2 reacts with many metals to yield oxides and ________.
Sodium fluorideFluoride poisoningFluorineFluoride

Question 7: [2][3] The modern preparation entails the reaction of ________ with a dilute aqueous solution of sodium hydroxide, with sodium fluoride as a side-product:


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