MEDIUMMCQ SINGLEJEE Mains ChemistryInorganic ChemistrySolid stateOctahedral void at edge centre

The interionic distance for caesium chloride crystal will be

A.a

B.a

D.2a✓ Correct

Explanation

Caesium chloride has a body centered cubic structure. For a body centered cubic structure, the interionic distance can be given as: 3 2 cs cI a r r 100. If the coordination number of Ca²⁺ in CaF₂ is 8, then the coordination number of F– ion would be (a) 3 (b) 4 (c) 6 (d) 8 Co-ordination no. of 2 8 Ca Co-ordination no. of 4 F 101. Which of the following contains zinc blende structure (a) CuCl (b) CuBr (c) AgI (d) All of these CuCl, CuBr, AgI all has zinc blend structure

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