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In the balanced equation xCu(2)O+yNO(3)^...

In the balanced equation `xCu_(2)O+yNO_(3)^(-)+H^(+)toCu^(2+)+NO+H_(2)O`. What is x and y?

A

2,3

B

3,4

C

4,3

D

3,2

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BRILLIANT PUBLICATION-REDOX REACTION & ELECTROCHEMISTRY-QUESTION (REDOX REACTION) (LEVEL -II)
  1. Sulphur does not exhibit +6 oxidation state in

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  2. In the reaction As(2)S(3)+NO(3)^(-)+H(2)OtoAsO(4)^(3-)+SO(4)^(2-)+H^(+...

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  3. In the disproportionation reaction H(3)PO(2)toH(3)PO(3)+PH(3) (atomic ...

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  4. Consider each equation given in the balanced form. In which case the n...

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  5. To an aq. Solution containing anions a few drops of acidified KMnO(4) ...

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  6. Consider the reaction Cl(2)O(7)+H(2)O(2)overset(OH^(-))(to)ClO(2)^(-)+...

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  7. MnO(4)^(-) is reduced to Mn^(2+) in acidic medium and to MnO(2) in neu...

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  8. A standard solution of K(2)Cr(2)O(7) (mol. Mass 294) contains 2.94 g d...

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  9. V(1)mL of 0.1M K(2)Cr(2)O(7) is needed for complete oxidation of 0.678...

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  10. In the balanced equation xCu(2)O+yNO(3)^(-)+H^(+)toCu^(2+)+NO+H(2)O. W...

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  11. 0.1 mol of KMnO(4) in acid medium can oxidise 1. 0.5 mol Mohr's salt ...

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  12. The number of moles of KmnO(4) reduced by 1 mol of Kl in alkaline medi...

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  13. What is the mass of benzyl alcohol that can be oxidised to benzoic aci...

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  14. x moles of potassium dichromate oxidises 1 mole of ferrous oxalate in...

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  15. It requires 40.0mL of 0.50 M Ce^(4+) to titrate 10 mL of 1.0MSn^(2+) t...

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  16. HNO(3) oxidised NH(4)^(+) ions to nitrogen and itself gets reduced to ...

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  17. How many electrons are donated by 0.16g of CH(3)OH on oxidation to HCO...

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  18. Aldehydes reduce Fehling's solution to red ppt of Cu(2)O and Tollens r...

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  19. In SHE the pH of the acid solution should be

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  20. E(Mg//Mg^(2+))^(@)=2.37V E(Al^(3+)//Al)^(@)=1.66V E("cell")^(@) an...

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