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CBSE Important Questions

CBSE Guess > Papers > Important Questions > Class XII > 2007 > Chemistry > Practice Paper 3

Practice Paper 3

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  1. Name the element present in boranes.
  2. What is the state of hybridization in CO3-2
  3. Why does V2O5 acts as catalyst?
  4. Why is bivalent Ti+2 ion paramagnetic in nature?
  5. Draw the structure of Ferrocene.
  6. Name the catalyst use for the polymerization of alkenes.
  7. What are particle accelerator.
  8. Why are fusion reaction in nuclear chemistry referred to thermonuclear reactions.
  9. Draw the structure of XeF2 and XeF4?
  10. What are interstitial compound mention there two important properties.
  11. Describe briefly the nature of bonding in metal carbonyl
  12. Explain the principle of breeder reactor.
  13. The half life period of Co-60 is 5.26 years Calculate the % activity after 8 years.
  14. Describe the general characteristics of transition elements with special reference to the following
    [a] enthalpy of atomization
    [b] variable oxidation state
    [c] complex formation
    [d] formation of colored ions
    [e] magnetic propert
  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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