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What type of structures are exhibited by...

What type of structures are exhibited by (a)`BaCl_2` , (b)`Na_2O`

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(a)Fluorite type structure (b)Antifluorite type structure.
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PRADEEP-STATES OF MATTER: SOLID MATTER-ADDITIONAL QUESTIONS (VERY SHORT ANSWER )
  1. What is the coordination number of (i)sodium in sodium oxide (Na2O...

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  2. What is the effect of pressure on NaCl type crystals ?

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  3. What type of structures are exhibited by (a)BaCl2 , (b)Na2O

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  4. The radius of the Na^(+) is 95 pm and that of CI ion is 181 pm Predict...

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  6. Write expression for molar mass, M (in kg mol^(-1)) of a body-centred ...

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  7. Why stoichiometric defects are also called intrinsic defects?

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  8. What are interstitials in a crystal ?

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  9. Schottky defect.

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  10. Explain the term 'Dislocations ' in relation to crystals

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  11. Give the name of one solid which shows both Schottky and Frenkel defec...

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  12. What are non-stoichiometric compounds ?

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  13. In Frenkel defect

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  14. What other elements may be added to silicon to make electrons availabl...

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  15. Why does Frenkel defect not change the density of AgCl crystals ?

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  16. Mention one property which is caused due to the presence of F-centre i...

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  17. Name the compound that can be added to AgCl so as to produce cation va...

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  18. What are point defects ? Describe Schottky defects in crystals.

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  19. When NaCl crystal is doped with MgCl(2),the nature of defect produced ...

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  20. Why is potassium chloride sometimes violet instead of pure white ?

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