62.What type of structure possessed by a unit cell of CsCl.
CsCl has a body centred cubic structure.
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63.What is the effect of increasing temperature on the conductivity of semi-conductors?
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64.Define radius ratio. What is the ideal value for a tetrahedral void?
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65.How in the crystal of zinc sulphide, zinc occupies tetrahedral voids. What is the coordination number of zinc?
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66.What is point defects in solids.
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67.What type of compounds exhibit Schottky defect?
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68.The unit cell of a substance has cation A+ at the corners of the unit cell and anions B- the centre. What is the simplest formula of the the substance?
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69.What is the co-ordination number of each ion in Na2O.
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70.Why is an ionic crystal of NaCl a nonconductor explain?