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Unformatted text preview: fraction of the unit cell volume actually occupied by the atom is just slightly greater than one-half. 3. The ionic radius of the Ca 2+ cation is .099nm and of the O 2- anion is .140nm. Calculate r + /r- for CaO, and describe the hole geometry and predict the fraction of these holes that must be filled by cations in order to justify the empirical formula. Andrew T. Hedrick Chem 32 Section S...
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This note was uploaded on 02/11/2010 for the course CHEM 1320 taught by Professor Adams during the Winter '08 term at Missouri (Mizzou).
- Winter '08