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The radius of the Na^(+) is 95 pm and th...

The radius of the `Na^(+)` is 95 pm and that of CI ion is 181 pm Predict the coordination number of `Na^(+)` ?

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Radius ratio, `r_+ // r_-` =95/181=0.525 which lies in the range 0.414-0.732. Hence, the structure is octahedral and coordination number is 6.
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PRADEEP-STATES OF MATTER: SOLID MATTER-ADDITIONAL QUESTIONS (VERY SHORT ANSWER )
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  8. Schottky defect.

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  9. Explain the term 'Dislocations ' in relation to crystals

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  10. Give the name of one solid which shows both Schottky and Frenkel defec...

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