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When Cu(2)S is converted into Cu^(2+) & ...

When `Cu_(2)S` is converted into `Cu^(2+)` & `SO_(2)` then equivalent weight of `Cu_(2)S` will be (M=mol. Wt. of `Cu_(2)S`)

A

M

B

`M/2`

C

`M/4`

D

`M/8`

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The correct Answer is:
D
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AAKASH INSTITUTE-REDOX REACTIONS-Assignment (Section B) (Objective type Questions (one option is correct))
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  3. When Cu(2)S is converted into Cu^(2+) & SO(2) then equivalent weight o...

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  4. Which of the following changes involve reduction ?

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  5. FeS to Fe^(3+) + SO(3) Eq. wt. of FeS for this change is (mol. Wt....

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  6. The reaction Cl(2) + S(2)O(3)^(2-) + OH^(-) to SO(4)^(2-) + Cl^(-)...

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  7. The number of moles of KMnO(4) that will be needed to react completely...

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  8. 200 ml of 0.01 M KMnO(4) oxidise 20 ml of H(2)O(2) sample in acidic me...

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  9. If equal volumes of 1 M KMnO(4) and 1M K(2)Cr(2)O(7) solutions are all...

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  10. 4 mole of a mixture of Mohr's salt and Fe(2)(SO(4))(3) requires 500mL...

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  11. What volume of 3 molar HNO(3) is needed to oxidise 8 g of Fe^(3+), HNO...

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  12. The stoichiometric coefficient of S in the following reaction H(2)...

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  13. 12.53 mL of 0.0509MSeO(2) reacted with 25.52 mL 0.1M CrSO(4) solution....

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  14. A sample of NaHCO(3) + Na(2)CO(3) required 20 ml of HCl using phenolph...

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  15. A sample of FeSO(4) and FeC(2)O(4) is dissolved in H(2)SO(4) . The com...

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  16. The equivalent mass of MnSO(4) is half its molecular mass when it is c...

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  17. In the titration of NaHCO(3) with HCl, indicator cannot be used

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  18. Equivalent weight of Mohr salt in the titration with KMnO(4) is (M-Mol...

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  19. 100 ml of each HCl solution having pH=5 and NaOH having pH=8 is mixtur...

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  20. The volume of 0.1M AgNO(3) which is required by 10 ml of 0.09 M K(2)Cr...

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