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What is the oxidation number of ‘P atom ...

What is the oxidation number of ‘P atom in `K_4P_2O_7` molecule?

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UNITED BOOK HOUSE-MODEL QUESTION PAPER 3-EXERCISE
  1. Write one equation where DeltaH ,= DeltaE.

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  2. In the reaction, A rarrB + C, DeltaH =25 kJ mor^-1 and DeltaS = 62.5 J...

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  3. What is the oxidation number of ‘P atom in K4P2O7 molecule?

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  4. Balence the following chemical equation by oxidation numbermethod : Cu...

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  5. Balence the following chemical equation by ion-electron method:MnO2 + ...

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  6. What is the change in oxidation number of manganese in the reduction o...

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  7. How does H2O2 behaves as a bleaching agent?

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  8. Complete the following reactions: CO(g)+ H(2) (g) underset("catalyst ...

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  9. Potassium carbonate cannot be prepared by Solvey Process -explain.

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  10. Water glass is

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  11. What is ‘slaked lime’?

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  12. Ariange Be(OH)2, Ba(OH)2 and Ca(OH)2 inordcr of increasing solubility...

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  13. The bond dissociation enthalpy of C6H5CH2— H bond is much less than CH...

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  14. Give a example of neutral electrophile

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  15. How will you detect the. presence of sulphur in an organic compound?

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  16. C-=C bond length is shorter than C=C and C— C bond lengths— Why?

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  17. The solubility of zinc phosphate in water is S mol L^-I Derive the mat...

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  18. What is common ion effect? Cite an example.

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  19. Write the conjugate base of [Al(H2O)6]^(3+).

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  20. The following equilibrium is established during thermal dissociation o...

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