A metal crystallizes with a face–centered cubic lattice. The edge of the unit cell is 408 pm. The diameter of the metal atom is
How many unit cells are present in a cube–shaped ideal crystal of NaCl of mass 1.0 g? |
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A metallic crystal having bcc type staking pattern, what percentage of volume of this lattice is empty space? |
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A p–type materialis electrically |
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The number of tetrahedral voids in the unit cell of a face centred cubic lattice of similar atoms is |
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In a triclinic crystal: |
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A solid compound contains X, Y and Z atoms in a cubic lattice with X atoms occupying the corners, Y atoms in the body centred position and Z atoms at the centres of faces of the unit cell. What is the empirical formula of the compound? |
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The fraction of total volume occupied by the atoms present in a simple cube is |
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Percentage of free space in cubic close packed structure and in body centred packed structure are respectively |
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The efficiency of packing is 68% in |
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A substance AxBy crystallizes in a face centred cubic (fcc) lattice in which atoms 'a' occupy each corner of the cube and atoms ‘B’ occupy the centres of each face of the cube. Identify the correct composition of the substance AxBy: |
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