PS4 answer key chem173A 2009

PS4 answer key chem173A 2009 - 4 is not (see-saw shape),...

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PS4 Answer key Chem 173a/268a
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4. SO 2 has a bent shape with one lone pair, and the electrostatic repulsion of this lone pair with the l.p. of the incoming Lewis base is unfavourable. In contrast, for SO 3 all the sulfur electrons are in bonding orbitals with oxygen as it conatins no lone pairs. The complex is trigonal and can coordinate a Lewis base in the axial position. SF 6 is coordinatively saturated and cannot bind to anymore ligands, whereas SF
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Unformatted text preview: 4 is not (see-saw shape), and can still coordinate another ligand (the Lewis base). 5. Due to the leveling effect : the acidity of a compound is dependent on the medium. Water is a stronger base than acetic acid, which favours the complete dissociation of HCl in water. Whereas acetic acid is a weaker base and will not fully ionize HCl....
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This note was uploaded on 01/09/2011 for the course CHEM 173A taught by Professor Unknown during the Spring '08 term at UCSB.

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PS4 answer key chem173A 2009 - 4 is not (see-saw shape),...

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