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A volume of 12.5 mL of 0.05 M SeO(2) rea...

A volume of 12.5 mL of 0.05 M `SeO_(2)` reacts with 25 mL of 0.1 M `CrSO_(4)` which is oxidised to `Cr^(3+)`. To what oxidation state was the selenium converted by the reaction ?

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MOTION-CLASSROOM PROBLEMS -Oxidation and Reduction
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  2. In basic solution CrO4^(2-) oxidises S2O3^(2-) to form [Cr(OH)4]^(ɵ) a...

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  3. 25 ml of 0.17 M HSO3^– in strongly acidic solution required the additi...

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  4. A given amount of Fe^(2+) is oxidised by x mol of MnO4^– in acidic med...

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  5. Calculate mol of (a) MnO4^– and (b) Cr2O7^(2–) to oxidise 1 mol of Fe...

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  6. A mixture of Na2C2O4 and KHC2O4. H2C2O4 required equal volume of 0.1 M...

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  7. 5.5 g of a mixutre of FeSO4.7H2O and Fe2(SO4)3.9H2O requires 5.4 " mL ...

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  12. A solution of 0.2 g of a compound containing Cu^(2+) and C(2)O(4)^(2-)...

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  13. 5 mL of 8 N HNO(3), 4.8 mL of 5N HCl and a certain volume of 17 M H(2)...

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  15. A sample of ferrous sulphate and ferrous oxalate was dissolved in dil....

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  16. A sample of Fe2(SO4)3 and FeC2O4 was dissolved in dil H2SO4. The compl...

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  17. A 6.0 gm sample contained Fe3O4, Fe2O3 and inert materials. It was tre...

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  18. A 50.0 cm^3 portion of a mixture of H2SO4 and H2C2O4 required 48.9 cm3...

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  19. A 5.0 mL of solution of H(2)O(2) liberates 0.508 g of iodine from acid...

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  20. A 3.0g sample containing Fe(3)O(4),Fe(2)O(3) and an inert impure subst...

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