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Calculate the number of H & O atoms in 9...

Calculate the number of H & O atoms in 90 gm water`at 4^@C`.

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UNITED BOOK HOUSE-MODEL QUESTION PAPER 16-EXERCISE
  1. What is octane number?

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  2. Give an example of antiknock compound

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  3. Calculate the number of H & O atoms in 90 gm waterat 4^@C.

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  4. State with example law of Reciprocal proportion.

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  5. Calculate the wave length of photon having energy 2'ev.

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  6. Find the first ionization energy of hydorgen atom given E1 =- 13.38ev

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  7. Why the 1st Ionisation potential of N2 is higher than O2?

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  8. Electron affinity of inert elements are positive. Why?

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  9. Give-IUPAC name of the following organic Compound

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  10. Give-IUPAC name of the following organic Compound

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  11. Write two Causes of air pollution on State one. remidy of it.

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  12. Write de Broglie equation for wave,particle duality.

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  13. Show that P orbital can accomodate at least 6 electrons.

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  14. What do you mean by lanthanoid Contraction?

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  15. Arrange mg, A1, Si and Na in the increasing order of their lonisation...

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  16. What is electronegetivity? State with reason its change accross a peri...

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  17. Which one shows higher Covalent Character LiCl or Lil? and why?

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  18. What is hybridisation? Explain with example sp^2 hybridisation.

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  19. Write Graham’s law of diffusion. Write the S.I'unit of viscosity?

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  20. What is Capillery action? Give molecular interpretation of surface ten...

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