| 1. | Configuration at tetrahedral carbon is specified by @ or @ @.
 
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 | 2. | The osmium tetroxide molecule is tetrahedral and therefore non-polar.
 
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 | 3. | In Sweden, Tetra Pak launched tetrahedral paperboard cartons in 1952.
 
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 | 4. | The pentachoron is a four dimensional pyramid with a tetrahedral base.
 
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 | 5. | They feature tetrahedral orthotungstate dianions but differ in the packing motif.
 
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 | 6. | In the tetrahedral configuration each apex consists of 3 such elements.
 
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 | 7. | This molecule features tetrahedral phosphorus and is structurally akin to phosphate.
 
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 | 8. | Four points to remember : A tetrahedral model of memory experiments.
 
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 | 9. | White phosphorus forms molecular crystals composed of tetrahedral P 4 molecules.
 
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 | 10. | Octahedral complexes prefer angles near 90?and tetrahedral complexes near 110?
 
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