In a face centredcubic (fcc) arrangement, the number of atoms per unit cell is
8
4
2
1
Additional Questions
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In a face centred cubic lattice, atom A occupies the corner positions and atom B occupies the face centre positions. If one atom of B is missing from one of the face centred points, the formula of the compound is |
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Total number of tetrahedral and octahedral voids in 0.5 mol of a compound forming hcp structure are: |
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In AgBr, there can occur |
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If NaCl is doped with 10–4 mol % of SrCl2, the concentration of cation vacancies will be (NA= 6.02 × 1023 mol–1) |
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In an antifluorite structure, cations occupy |
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In Na2O having antifluorite structure |
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Which one of the following defects in the crystals lowers its density? |
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Relationship between atomic radius (r) and the edge length (a) of a body centred cubic unit cell is |
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Silver (atomic weight = 108 g mol–1) has a density of 10.5 g cm–3. The number of silver atoms on a surface of area 10–12 m2 can be expressed in scientific notation as y × 10$x$. The value of $x$ is |
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Which is not the correct statement for ionic solids in which positive and negative ions are held by strong electrostatic attractive forces? |
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