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CBSE Important Questions

CBSE Guess > Papers > Important Questions > Class XII > 2007 > Chemistry > Practice Paper 2

Practice Paper 2

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  1. State 2 ways in which internal energy of system can be changed.
  2. What is effect of temperature on entropy
  3. What is meant by Faraday constant.
  4. Define the term molar conductivity.
  5. What are photosensitizes.
  6. Define half life of a reaction.
  7. How is dialysis carried out. mention its one application.
  8. What is an emulsion? Give one example.
  9. What is meant by the term free energy. What is the necessity of introducing this state function.
  10. How does the molar conductance of a strong electrolyte varies with its concentration in solution.
  11. The rate constant of the first order reaction is 0.0005 min-1 Calculate its half life.
  12. By giving suitable example distinguish between the terms adsorption and absorption assuming adsorption to be spontaneous process show thermodynamically that it is always exothermic process.
  13. Calculate the half life of a reaction where the specific rate constant is
    [a] 200 sec -1 [b] 2min -1 [c] 5 year-1
  14. What do you mean by the law of conservation of energy ? Derive the mathematical relation of heat, internal energy and work and also define Ohms law?
  1. Solid State
  2. Solutions
  3. Electrochemistry
  4. Chemical Kinetics
  5. P Blocks Element
  6. D and F Block Elements
  7. Coordination Compound
  8. Nuclear Chemistry
  9. Stereochemistry
  10. Functional Group I
  11. Polymers
  12. Biomolecules
  13. Chemistry In Everyday Life
  14. Practice Paper 1
  15. Practice Paper 2
  16. Practice Paper 3


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