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State as why : Graphite is used as lubri...

State as why : Graphite is used as lubricant.

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OSWAAL PUBLICATION-Sample Paper 4-Exercise
  1. Give the suitable reasojn for the following statements: Sodium is fou...

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  2. State as why : Conc.HNO3 can be transported in aluminium container.

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  3. State as why : Graphite is used as lubricant.

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  4. State as why : Diamond is used as abrasive.

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  5. A compound on analysis was found to contain C=34.6%,H=3.85% and O=61.5...

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  6. Define the terms : Parts per million (ppm)

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  7. Define the terms : Mole fraction.

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  8. Write the difference between orbit and orbital.

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  9. Draw the structure of p-orbitals (Draw the shape of orbital whose Azim...

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  10. Writc the electronic configuration of Na^+ and Fe^2+ ions. (Atomic no....

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  11. Calculate the energy of a photon whose wavelength is 3.864xx 10^(-7) m...

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  12. State Gay Lussac's law.

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  13. What wil be the pressure of the gaseous mixture when 0.5 of H2 at 0.8 ...

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  14. What is an Extensive property? Give an example.

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  15. Explain the difference between endothermic and exothermic reactions wi...

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  16. For the equilibirum, PCl(5)(g) hArr PCl(3)(g) + Cl(2)(g) at 298 K, K =...

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  17. Write the characteristics of chemical equilibrium.

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  18. Define Arrhenius acid-base theory with one example.

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  19. Deduce Hendersons equation for an acidic buffer.

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  20. PH value of a saturated solution Ba(OH)2 is 12. Calculate solubility p...

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