Sunday, November 15, 2009

SIGNIFICANT QUESTION- II

  1. What do you mean by stereo isomerism ?
  2. What do you mean by coordination compound? let explain isomerism in coordination compound.
  3. Let explain classification about ligands ?
  4. Give postulates of crystal field theory? on the basis of it let explain when will be high spin complex perform.
  5. Let explain canizarro reaction and aldol condensation?
  6. What do you mean by Gibbs free energy? give relation related to electrode potential and Gibbs free energy.
  7. Write Nernst equation?
  8. What is electrode potential ?
  9. Give reactions-
  1. Swartz reaction
  2. Frinklestein reaction, Lucas test,Gabriel pthallamide reaction

Saturday, November 14, 2009

SOME SIGNIFICANT QUESTION- I

  • Q.1 Why we have requirement to balance a chemical equation?
  • Q.2. Explain rules for balancing a chemical equation by taking a suit example?
  • Q.3. Give short notes about these following -
  • (A) Decomposition reaction (B) Double displacement reaction(C) Redox reaction (D)Thermite reaction
  • Q.4. What do you mean by Arrhenius concept of Acid and Base? Give its demerits
  • Q.5. What happens when an acid react with metal?
  • Q.6. What is a neutralization reaction? give two examples.
  • Q.7. Why non metals form covalent bond?
  • Q.8. What do you mean by antacid?
  • Q.9. Write the electronic configuration of carbon in its excited state?
  • Q10. What is meant by Allotrope ? give classification about allotrope of carbon .
  • Q.11. What do you mean isomerism ?
  • Q.12. What happens in atomic radii when we move in a period and when we come downwards in a group?
  • Q.13. What do you mean by electron negativity ? what happens in this property when we come down in a group?
  • Q.14 What do you mean by halogens?