If coordination number is 6, the radius is _______?

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If coordination number is 6, the radius is _______? Answer: 0.414

If an ion has a coordination number of 6, it can occupy an octahedral void, where the radius ratio (ratio of the cation radius to the anion radius, \(r^{+}/r^{-}\)) is between 0.414 and 0.732. The geometry of this arrangement is octahedral.

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