Trying to find the right answer to this..

Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

The Solid State

Short Answer Type

41. Define non-stiochiometry defect in crystals?

196 Views

42. What is the arrangement of Zn²⁺ and S^2– ions in Zinc blende (ZnS) crystal structure?

326 Views

43. explain the effect of Frenkel structural defect on the electrical conductance of a crystalline solid?

163 Views

44. An ionic compound AB₂ possess CaF₂type crystal structure. What the co-ordination number of A²⁺ and B^– ions in crystal of AB₂ explain.

705 Views

45. What kind point defect lowers the density of a crystal?

167 Views

46. What do you mean by ‘point defects' in crystals?

Point defects are caused by missing or misplaced ion or atom in the crystal lattice i.e., deviation from regular arrangement of ions/ particles in the crystal.
Point defects can be classified into three types : (i) stoichiometric defects (ii) impurity defects and (iii) non-stoichiometric defects.

216 Views