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Balance by ion electron method : Zn + Na...

Balance by ion electron method : `Zn + NaNO_3 rarr Na_2ZnO_2 + NH_3 + H_2O`

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UNITED BOOK HOUSE-2015 Question Paper-EXERCISE
  1. What is meant by isolated system?

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  2. Find out the heat of formation of CH3COOH. Given that the heat of comb...

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  3. Balance by ion electron method : Zn + NaNO3 rarr Na2ZnO2 + NH3 + H2O

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  4. Give an example of a compound where the constituent element exhibit fr...

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  5. Although KHF2 is a stable compound, KHBr2 does not exist Explain why.

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  6. What happens when H2O2 is mixed with cold acidic potassium dichromate ...

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  7. Why is LiCl soluble in organic solvent?

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  8. Why are fumes seen when barium halides are kept in open air?

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  9. Alkali metals become opaque when they are kept open in air Why?

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  10. Write the basic principles of Solvey process.

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  11. Arrange the following compounds with ascending order of boiling point ...

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  12. BaSO4 is insoluble in water, but BeSO4 is soluble in water - Explain.

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  13. Why is CH3)3(c^o+)?

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  14. Indicate the electrophilic centre of the following compounds: CH3CHO,C...

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  15. Express the equilibrium constant of the reaction in the forms of Kp an...

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  16. What is meant by solubility product?

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  17. pH of 0.2 mol L^-1 chloroacetic acid is 1.7. Find out the degree of di...

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  18. At 1000 K temperature CO2 has pressure fo 0.5 atm in a closed containe...

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  19. What amount of CH3COONa is to be added to one litre of 0.1 (M) CH3COO...

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  20. NaOH solution is added to Al2(SO4)3) solution?

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