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If a is the length of unit cell, then wh...

If `a` is the length of unit cell, then which one is correct relationship ?

A

For simple cubic lattice, Radius of metal atom = `(a)/(2)`

B

For bcc lattice, Radius of metal atom =`(sqrt(3)a)/(4)`

C

For fcc lattice,Radius of metal atom = `(a)/(2aqrt(2))`

D

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The correct Answer is:
D
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MOTION-SOLID STATE-Exercise - 1 (Crystalline & amorphous solids, Classification of crystalline solids)
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  2. An elementoccurring in the bcc structure has 12.08 xx 10^(23) unit cel...

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  3. The space occupied by b.c.c. arrangement is approximately

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  4. Transition metals, when they form interestitial compounds, the non-met...

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  5. If a is the length of unit cell, then which one is correct relationshi...

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  6. The number of atoms present in a simple cubic unit cell are-

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  7. The number of atoms/molecules contained in one face centred cubic unit...

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  8. In a body centred cubic arrangement, the number of atoms per unit cell...

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  9. The fraction of total volume occupied by the atoms in a simple cubic i...

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  10. 6 :6 of NaCl coordination changes to 8 : 8 coordination on:

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  11. The C.N. of a M^(2+) in MX(2) is 8. Hence, C.N. of X^(– ) is -

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  12. In the cubic close close packing, the unit cell has....

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  13. A binary solid (A^(+)B^(-)) has a ruck salt structure. If the edge len...

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  14. TiCl has structure similar to CsCl, the co- ordination number of Ti^(+...

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  15. For tetrahedral co-ordination the radius ratio (r^(+) //r^(-))should b...

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  16. The ratio of cations to anion in a closed pack tetrahedral is-

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

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  18. The ionic radii of Rb^(+) and I^(-) are 1.46 and 2.16Å. The most proba...

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  19. One among the following is an example of ferroelectric compound-

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  20. Certain crystals produce electric signals on application of pressure ...

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