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Classify the following crystalline solid...

Classify the following crystalline solids as molecular ionic, covalent and metallic solids: `CaCl_(2)`, Si, Ag, Glucose, Hg, HCl, BN, KOH

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Molecular: Glucose, HCl, Ionic: `CaCl_(2)`, KOH, Covalent: Si, BN, Metallic: Ag, Hg.
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CHHAYA PUBLICATION-SOLID STATE-VERY SHORT ANSWER TYPE
  1. Identify the following unit cell: (1) a=bnec, alpha=beta=gamma=90^(@) ...

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  2. Mention the constituent particles and kinds of forces holding the part...

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  3. Classify the following crystalline solids as molecular ionic, covalent...

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  4. Arrange the following cubic unit cells in increasing order of their pa...

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  5. Arrange simple, body-centred and face-centred cubic unit cells in incr...

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  6. Which of the following defects are stoichiometric or non-stoichiometri...

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  7. Draw and mention the shape of the hole generated in a hexagonal close-...

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  8. How many types of close-packing are possible when identical spheres pa...

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  9. Is the shape of a tetrahedral void tetrahedral? If not, why is it so c...

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  10. Why does LiCl crystal containing excess lithium ions show pink colour?

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  11. What types of magnetism are likely to be observed when magnetic moment...

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  12. What is the distance between two nearest neighbours in a bcc unit cell...

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  13. An element with atomic mass Mg*mol^(-1) crystallises in a cubical stru...

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  14. In an ionic crystal, Schottky defect decreases the density of the crys...

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  15. Write down two significances of radius ratio rule.

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  16. Why does the electrical conductivity of a metal decrease with increase...

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  17. Calculate the packing efficiency of the two-dimensional square unit ce...

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  18. If the density and the dimension of unit cells of a metal are known, t...

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  19. Under one experimental condition, an element crystallises in face-cent...

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  20. Have a look at the following defect in the crystal and answer the ques...

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