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Define the term amorphous, give a few ex...

Define the term amorphous, give a few examples of amorphous solids.

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Amorphous : These are the solids in which the constituent particles do not possess the regular arrangement throughout. Examples are glass, rubber, starch, cellulose, proteins, etc.
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CENGAGE CHEMISTRY ENGLISH-NCERT BASED EXERCISE-NCERT Exerise
  1. Define the term amorphous, give a few examples of amorphous solids.

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  2. classify each of the following solids as ionic, metallic, molecular, n...

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  3. What is meant by the term "coordination number"? b. What is the coor...

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  4. How can you determine the atomic mass of an unknown metal if you know ...

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  5. a. "Stability of a crystal is reflected in the magnitude of its melti...

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  6. How will you distinguish between the following pairs of terms: (i) H...

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  7. How many lattice points are there in one unit cell of each of the foll...

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  8. Explain (i) The basis of similaritites and differences between metal...

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  9. What is the efficiency of packing in case of a metal crystal for (i)...

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  10. Silver crystallises in fcc lattice. If edge length of the cell is 4.07...

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  11. A cubic solid is made of two elements P and Q. Atoms of Q are at the c...

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  12. Niobium crystallises in body-centred cubic structure if density is 8.5...

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  13. If the radius of an octahedral void is r and radius of atoms in close...

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  14. Copper crystallizer into an fcc lattice with edge length 3.61 xx 10^(-...

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  15. Analysis shows that nickel oxide has the formula Ni(0.00). What fracti...

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  16. What is a semiconductor? Describe the two main types of semiconductors...

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  17. Non-stoichiometric cuprous oxide, Cu(2)O can be prepared in lboratory....

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  18. Ferric oxide crystallises in a hexagonal close-packed array of oxide i...

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  19. Classify each of the following as being either a p-type of a n-type s...

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  20. Gold (atomic radius=0.144nm( crystallises in a face-centred unit cell....

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