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The ionic radii of Rb^+ and I^- are 1.46...

The ionic radii of `Rb^+` and `I^-` are 1.46 and 2.16 Å. The most probable type of structure exhibited of Rbl is

A

CsCl type

B

NaCl type

C

ZnS type

D

`CaF_(2)` type

Text Solution

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The correct Answer is:
B
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VMC MODULES ENGLISH-THE SOLID STATE-FUNDAMENTAL
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  2. The radius of Na(+) is 95 pm and that of CI^(-)ions is 181 pm. Predict...

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  3. The ionic radii of Rb^+ and I^- are 1.46 and 2.16 Å. The most probable...

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  4. The density of KBr is "2.75 g/cm"^3 and edge length of unit cell is 65...

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  5. A solid has a bcc structure. If the distance of closest approach betw...

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  6. A solid XY has NaCl structure. If radius of X^(+) is 100 p m. What is ...

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  7. At room temperature, sodium crystallized in a body-centred cubic lattr...

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  8. The number of atoms in 100 g of an fcc crystal with density = 10.0g cm...

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  9. The melting point of RbBr is 682^(@) C while that of NaF is 988^(@) C ...

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  10. For the structure given below the site marked as S is a

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  11. A compound CuCl has face - centred cubic structure. Its density is 3.4...

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  12. If the anion (A) form hexagonal closet packing and cation (C ) occupy ...

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  14. Xenon crystallizes in fcc lattice and the edge of the unit cell is 620...

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  15. The edge length of a cube is 400 pm. Its body diagonal would be:

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  17. The unit cell of a metallic element of atomic mass (108 g //"mole") an...

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  18. A certain metal crystallises in a simple cubic struture .At a c...

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  19. In a close packed array of N spheres, the number of tetrahedral holes ...

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