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Which of the following is metal displace...

Which of the following is metal displacement reaction 

A

`Zn+CuSO_(4) to ZnSO_(4)+Cu`

B

`2Na+2H_(2)O to 2NaOH+H_(2)`

C

`Ca+2H_(2)O to Ca(OH)_(2)+H_(2)`

D

`2HgO to 2Hg+O_(2)`

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-STOICHIOMETRY-Objective Exercise -1
  1. Which one of the following is not prepared from halide by chemical oxi...

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  2. The reaction Br(2),Cl(2), I(2), P(4) with NaOH involves

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  3. Which of the following is metal displacement reaction

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  4. Zn+CuSO(4)rarrZnSO(4)+Cu, Zn can act as

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  5. Which of the following is a redox reaction?

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  6. Which of the following is not an example of disproportionation reactio...

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  7. In the reaction 3Mg+N(2)rarrMg(3)N(2)

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  8. Which one of the halogn is prepared by only electrolysis method

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  9. Which of the following disproportionation reaction

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  10. Which of the following is not metal displacement

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  11. In the reaction 2Al+N(2)rarr2AlN, Al is

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  12. When P reacts with caustic soda. The products are PH(3) and NaH(2)PO(2...

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  13. Among the following ion the one that cannot undergo disproportionation

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  14. 3Cl(2)+6NaOHrarr5NaCl+NaClO(3)+3H(2)O, chlorine gets

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  15. Which reactions are useful to prepare Hydrogen in the laboratory

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  16. In which of the following reaction there is no change in oxidation sta...

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  17. In C+H(2)OtoCO+H(2),H(2)O acts as

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  18. The reaction is Decomposition but it's not redox reaction

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  19. Which one of the following generally gets displaced by more electro po...

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  20. KIO(3)+5KI+6HCl to 3I(2)+6KCl+3H(2)O Correct statement of this reactio...

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