Question

1.4 (1) What is meant by the term 'coordination number'? (ii) What is the coordination number of atoms: (a) in a cubic close-packed structure? (b) in a body-centred cubic structure?

JEE/Engineering Exams

Chemistry

Solution

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Pordination no ( mathrm{r} ) the ( n 0 ). of atoms ar ions immediafely swerounding a central atem in a complear or crystal. ars for ccp rin ( b^{prime} geqslant ) for ( B c c r quad B )