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In the reaction, 2HgOrarr2Hg+O(2),Hg^(2+...

In the reaction, `2HgOrarr2Hg+O_(2),Hg^(2+)` act as

A

Oxidising agent

B

Reducing agent

C

Oxidised

D

none of the above

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The correct Answer is:
A
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AAKASH SERIES-STOICHIOMETRY-Objective Exercise -1
  1. (A): Oxidation state of carbon in C(6)H(12)O(6) is zero. (R) : Oxida...

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  2. Fluorine does not undergo disproportiona tion because

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  3. In the reaction, 2HgOrarr2Hg+O(2),Hg^(2+) act as

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  4. 2H(2) O(2) to 2 H(2)O + O(2) . This reaction is

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  5. K+ClrarrKCl. This is an example of

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  6. (A) : F(2)+NaOH to NaF+OF(2)+H(2)O is an example of redox reactions wi...

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  7. The conversion KMnO(4)rarrK(2)MnO(4) is an example of

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  8. PbS+4H(2)O(2)rarrPbSO(4)+4H(2)O. In this reaction PbS undergoes

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  9. MnO(2)+4HClrarrMnCl(2)+Cl(2)+2H(2)O, In the reaction MnO(2) acts as

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  10. In the reaction P(4)+3OH^(-)+3H(2)Orarr 3H(2)PO(2)^(-)+PH(3) phosp...

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  11. Decomposition of H(2)O(2) is an example of

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  12. Which of the following is an oxidation and reduction reaction?

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  13. Which of the following is not a redox reaction?

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  14. 2CuIrarrCu+CuI(2), the reaction is

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  15. In a reaction between zinc and iodine, in which zinc iodide is formed,...

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  16. Which one of the following reactions does not involve either oxidation...

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  17. In the reaction : C(2)O(4)^(2-)+MnO(4)^(-)+H^(+) to Mn^(2+)+CO(2)+H(2)...

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  18. 4ClO(3(aq))^(-)to3ClO(4(aq))^(-)+Cl((aq))^(-) is an example of

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  19. The oxidation number of hydrogen in CaH(2) and NaH are respectively

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  20. In the reaction : Cl(2)+H(2)S to 2HCl+S, the oxidation number of S cha...

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