Solid State: Mock Test & Important Questions.

For Online Crash Course Chemistry For NEET | JEE , click Here

  1. How can you determine the atomic mass of an unknown metal if you know its density and the dimension of its unit cell? Explain.
  2. Particle A at Body center & Particles B at corner . Find out its –

(a) Molecular Formula (b) Coordination Number?

3 Non-stoichiometric cuprous oxide, Cu2O can be prepared in laboratory. In this oxide,copper to oxygen ratio is slightly less than 2:1.Can you account for the fact that this substance is a p-type semiconductor?

  1. How can you determine the atomic mass of an unknown metal if you know its density and the dimension of its unit cell? Explain.
  1. What makes a glass different from a solid such as quartz? Under what conditions could-(a) quartz be converted into glass   (b) Glass into quartz
  1. Non-stoichiometric cuprous oxide, Cu2O can be prepared in laboratory. In this oxide, copper to oxygen ratio is slightly less than 2:1.Can you account for the fact that this substance is a p-type semiconductor?
  1. How can we convert –

(a) ZnS structure to NaCl structure

(b) NaCl structure to CsCl structure

(c) CsCl structure to NaCl structure.

  1. What is meant by Fluorite & Antiflourite structure?
  2. In the lattice of Oxide Na occupy 2/3 of Octahedral void predict the formula?
  3. When we dope NaCl with Ba+2 ion , it conduct electricity. Why ?
  4. Why LiCl become red when Heated in Li vapour & ZnO become Yellow when heated?
  5. Why FeO is a non stoichiometric compound?
  6. What are 13-14 compounds . How it can act as n-type & p-type semiconductor?
  7. What are ferromagnetic substance & what is the effect of heating on it?
  8. In CrCl3 chloride ions are arranged in cubic close packing . Cr ion occupy tetrahedral void.

(a) What %age of tetrahedral voids are occupied by Cr+3 ion.

(b) What %age of Total voids are occupied by Cr+3 ion.

For Answers of These Questions Click Here

Leave a Reply

Your email address will not be published.