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Write the units of Vander Waals constant...

Write the units of Vander Waals constants a and b.

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UNITED BOOK HOUSE-2015 Question Paper-EXERCISE
  1. C-O bond is polar but CO2 does not have a dipole moment. Why?

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  2. Explain the nature of the graphs of log P versus log V and log V versu...

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  3. Write the units of Vander Waals constants a and b.

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  4. Why is the enthalphy change for a chemical reaction more important tha...

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  5. What is meant by isolated system?

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

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

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

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

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

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  11. Why is LiCl soluble in organic solvent?

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

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

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  14. Write the basic principles of Solvey process.

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

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

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

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

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

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  20. What is meant by solubility product?

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