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Ionic solids conduct electricity in molt...

Ionic solids conduct electricity in molten state but not in solid state. Explain.

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Explain, why NaCl can conduct electricity in molten state and not in solid state.

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Molten NaCl conducts electricity due to the presence of :

Is PCl_5 ionic or covalent in solid state?

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Ionic solids are characterised by:

USHA PUBLICATION-SOLID STATE-EXERCISE
  1. Classify the solids on the basis of intermolecular force of attraction...

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  2. Give two difference between crystalline and amorphous solids.

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  3. Ionic solids conduct electricity in molten state but not in solid stat...

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  4. A solid has a cubic structure in which X atoms are located at corners ...

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  5. Lithium crystalises in bcc lattice. Find the number of unit cells in 1...

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  6. Distinguish between cubic and orthorhombic unit cells.

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  7. Find the packing efficiency in fcc arrangement.

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  8. How does Schottky defect arise ? In which type of ionic compounds does...

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  9. How does Frankel defect arise? Give example.

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  10. What is difference between p-type and n-type semiconductor?

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  11. How are point defects and line defects different?

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  12. Describe two types of point defects.

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  13. Write two features by which you can distinguish metallic solid from io...

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  14. The radius of Na^+ is 95 pm and Cl^- ion 181 pm. Find co-ordination nu...

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  15. Silver crystallises in fcc unit cell. The edge length of unit cell is ...

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  16. What is co-ordination number in solids?

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  17. Write co-ordination number in hcp, ccp and bcc crystal structure.

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  18. A non-stoichiometric oxide of iron has the formula Fe0.93O1.00 what % ...

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  19. The edge length of unit cell of a body centred metal crystal is 352 pm...

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  20. Write the equation by which you can find atomic mass of a metal from i...

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