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The density of KBr is 2.75 gm cm^-3 leng...

The density of KBr is 2.75 gm `cm^-3` length of the unit cell is 654 pm . K=39,Br=80, then what is true about the predicted nature of the solid:

A

Solid has face centred cubic system with coordination number=6

B

Solid has simple cubic system with coordination number =4

C

Solid has face centred cubic system with coordination number =1

D

None

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The correct Answer is:
A
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  2. The ionic radii of Rb^+ and I^- are 1.46overset@A and 2.16overset@A. ...

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  3. The density of KBr is 2.75 gm cm^-3 length of the unit cell is 654 pm ...

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  5. The radius of Ag^+ ion is 126 pm while that of I^- ion is 216 pm . The...

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  6. CsBr has bcc structure with edge length 4.3. The shortest inter ionic...

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  7. Edge length of a cube is 400 pm. Its body diagonal would be :

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  8. IN a sodium chloride crystal, each chloride ion is surrounded by :

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  9. The structure of NaCl crystal is :

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  10. The number of atoms per unit cell in a simple cube, face centred cube ...

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  11. A crystal may have one or more planes of symmetry as well as one or mo...

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  12. The total number of symmetry in a cubic crystal is :

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  13. The structure of CsCI crystal is:

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  14. Close packing is maximum in the crystal which is -

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  15. The number of atoms per unit cell in a simple cube, face centred cube ...

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  16. The coordination number of a body centred atom is:

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  17. Bragg’s equation has no solution if:

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  18. In a body centred cubic arrangement the ion A occupies the centre whil...

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  19. A crystalline solid

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