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In a body centred cubic crystal of an el...

In a body centred cubic crystal of an element, the ratio of edge of the unit cell to the radius of the atom is ________.

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0.433
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PRADEEP-STATES OF MATTER: SOLID MATTER-TEST YOUR GRIP (FILL IN BLANKS)
  1. In an ionic compound A^+ B^-, radius of A^+ 88 pm while that of B^- i...

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  2. In a face-centred cubic crystal, the neighbour distance is …… times t...

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  3. In a body centred cubic crystal of an element, the ratio of edge of th...

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  4. The mass of a unit cell of an element is the product of the atomic ma...

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  5. The coordination number of Cl^(+) ion in NaCl struture is…… whereas th...

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  6. In fluorite (CaF(2)), Ca^(2+) ions form the ……. Struture whereas F^(...

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  7. In NaCl, Cl^(-) ions are present in the ……. Structure whereae Cl^(-) ...

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  8. In ZnS , S ^(2-) ions form ……. Structure while Zn^(2+) ions are ...

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  9. ZnS exists in two forms called …….. And ……..

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  10. Zinc blede has ……. Arrangement of S^(2-) ions whereas wurtzite has ……...

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  11. Wurtzite has …… formula units per unit celll wherease zinc blende has ...

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  12. Due to Frenkel defect, the density of the crystal, …….. Wherease due t...

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  13. NaCl crystals have some yellow colour. This is due to the presence of ...

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  14. The process of adding impurities to a crystalline substance so as to c...

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  15. If arsenic is added as impurity to silicon, the type of semiconductor ...

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  16. If aluminium is added as imourity to silicon, the type of semiconducto...

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  17. Frenkel defect is shown by crystals having coordination number and di...

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  18. Semiconductors posses conducitivity in the range ……. To…….

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  19. The band formed atomic orbitals of lower energy is called….. While tha...

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  20. If there is a large energy gap between the filled valance band and emp...

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