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Which are oxidised in the following reac...

Which are oxidised in the following reactions ? Give reasons .
`H_(2)O_(2)+O_(3)toH_(2)O+O_(2)`

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`H_(2)O_(2)`
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Substances that are oxidised and reduced in the following reaction are respectively - N_(2)H_(4)(l)+2H_(2)O_(2)(l)toN_(2)(g)+4H_(2)O(l)

Which of the following does not get oxidised by H_(2)O_(2) -

Write the conjugate bases of the following acids and give reason: HN_(3),CH_(3)OH,[Al(H_(2)O)_(6)]^(3+),NH_(4)^(+),HPO_(4)^(2-),H_(2)O_(2),OH^(-) .

Which of the following compounds has similar odour as that of H_(2)O_(2) -

Which is the oxidising agent in the given reaction: AsO_(2)^(-)+Sn^(2+)toAs+Sn^(4+)+H_(2)O

In which of the following reaction H_(2)O_(2) acts as a reducing agent - (I) H_(2) O_(2) + 2H^(+) + 2e^(-) to 2H_(2) O (II) H_(2)O_(2) - 2e^(-) to O_(2) + 2H^(+) (III) H_(2)O_(2) + 2e^(-) to O_(2) + 2H^(+) (IV) H_(2)O_(2) + 2OH^(-) to 2H_2O + O_2 + 2e^-

In which of the following reactions H_(2)O_(2) acts as a reductant-

Which of the following compounds decreases the rate of decomposition of H_(2)O_(2) -

In which of the following reactions At 25^(@)C , does the standard enthalpy change correspond to the standard enthalpy of formation of H_(2)O(l) ? Give reasons. (i) H_(2)(g) +(3)/(2)O_(3)(g) to H_(2)O(l) (ii) H_(2)(g)+(1)/(2)O_(2)(g)toH_(2)O(l) (iii) 2H(g)+O_(2)(g) to H_(2)O(l) .

Diborane [B_(2)H_(6)(g)] is used as a very effective fuel for rockets. Calculate the heat of combustion of diborane for the following reaction: B_(2)H_(6)(g)+3O_(2)(g)toB_(2)O_(3)(g)+3H_(2)O(g) Given: (1) 2B(s)+(3)/(2)O_(2)(g)toB_(2)O_(3) (s),DeltaH^(0)=-1273kJ*mol^(-1) (2) H_(2)(g)+(1)/(2)O_(2)(g)toH_(2)O(l),DeltaH^(0)=-285.8kJ*mol^(-1) . (3) H_(2)O(l)toH_(2)O(g),DeltaH^(0)=+44kJ*mol^(-1) (4) 2B(s)+3H_(2)(g) to B_(2)H_(6)(g),DeltaH^(0)=+36kJ*mol^(-1) .

CHHAYA PUBLICATION-REDOX REACTIONS -EXERCISE (SHORT ANSWE TYPE QUESTION)
  1. Identify the oxidant and reductant in the following reactions 2HgCI...

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  2. Identify the oxidant and reductant in the following reactions HOCI(...

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  3. Identify the oxidant and reductant in the following reactions 3K(2)...

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  4. Identify the oxidant and reductant in the following reactions KIO(3...

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  5. Which are oxidised in the following reactions ? Give reasons . 2Na+H...

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  6. Which are oxidised in the following reactions ? Give reasons . H(2)O...

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  7. Which of the following two reactions does HNO(3) not acts as an oxidis...

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  8. Which one of the following two reactions is redox reactions ? Zn+2K[...

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  9. Arrange the following compounds is increasing order of the oxidation n...

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  10. Oxidation state of nitrogen is corectly given for {:(,,"Compound",,,...

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  11. What are values of a and b in the given redox reaction? aKMnO(4)+NH(...

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  12. Write the half reactions of the given redox reaction . UO^(2+)+Cr(2)O...

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  13. How many moles of electrons will be required to reduce 1 mol NO(3)^(-)...

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  14. In alkaline medium ,CIO(2) oxidised by H(2)O(2) to O(2) and itself re...

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  15. In basic medium KNO(2) is oxidised by KMnO(4) forming KNO(3) .How many...

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  16. Calculate (i) the number of mol KMnO(4) required to oxiside 1 mol of...

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  17. Calculate (ii) The number of mol KMnO(4) required to oxiside 1 mol o...

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  18. Calculate th equivalent mass of the underline compounds underline (3...

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  19. Calculate th equivalent mass of the underline compounds 4Fe^(3+)+und...

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  20. Iodine reacts with sodium thiosoulfate in a neutral medium .Write the ...

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