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A compound XY crystallizes in BCC lattic...

A compound XY crystallizes in BCC lattice with unit cell-edge length of 480 pm, if the radius of Y– is 225 pm, then the radius of `X^(+)` is:

A

127.5 pm

B

190.68 pm

C

225 pm

D

225 pm

Text Solution

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The correct Answer is:
B
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MOTION-SOLID STATE-Exercise - 2 (Level-I) (Structure of Ionic compounds, radius ratio rule )
  1. A solid XY has NaCl structure. If radius of X^(+) is 100 p m. What is ...

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  2. A solid AB has rock salt structure. If the edge length is 520 pm and r...

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  3. The strcture of MgO is similar to NaCl. What is the co- ordination ...

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  4. In Each unit cell of NaCl chlorine atoms are present at 14 lattice poi...

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  5. The structue of sodium chloride crystal is :

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  6. The co-ordination number of cations and anion in CaF(2) and CsCl are r...

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  7. A compound XY crystallizes in BCC lattice with unit cell-edge length o...

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  8. In the closest packing of atoms A (radius : r(a)), the radius of atom ...

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  9. An ionic compound AB has ZnS type of structure if the radius A^(+) is ...

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  10. The unit cell cube length for LiCl(just like NaCl structures) is 5.14Å...

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  11. A binary solid(A^(+) B^(-)) has a zinc blende stracture with B ions co...

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  12. ZnS is-

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  13. The mass of a unit cell of CsCl corresponds to-

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  14. The density of CaF(2) (flourtie structure ) is 3.18 g// cm^(3). The l...

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  15. How many atoms are there in a unit cell of Mg which forms hexagonal cr...

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  16. The intermetallic compounds LiAg crystallises in cubic lattice in whic...

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  17. The mass of a unit cell of CsCl corresponds to

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  18. Which of the following is incorrect about NaCl structure ?

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