03_maingroup

03_maingroup - Group 13: The Boron Family B Al Ga I n Tl...

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Unformatted text preview: Group 13: The Boron Family B Al Ga I n Tl metallic oxides Weakly acidic amphoteric basic Ox state +3 +3 +3 (+1) +3 (+1) +3 (+1) I nert pair effect--heavy atoms--leave ns 2 electrons Boron, CA B 2 O 3 (s) + 3Mg(s) ----> 2B(s) + 3MgO(s) Aluminum Halides 2Al + 3Cl 2---> Al 2 Cl 6 Aluminum Halide QuickTime and a Sorenson Video decompressor are needed to see this picture. Aluminum hydroxide is amphoteric Al(OH) 3 (s) + 3H 3 O + (aq) --> [Al(H 2 O) 6 ] 3+ base acid Al(OH) 3 (s) + OH (aq) --> [Al(OH) 4 ] (aq) acid base Group 14: The Carbon Family C Si Ge Sn Pb Non-metal metal ox states +4 +4 +4, (+2) +4, +2 +4, +2 I nert pair effect Likes to form bonds to itself=> catenates C Si Ge Sn Pb Allotropes of Carbon Allotropes of Carbon graphite Diamond Buckyballs allotrope--same element, different molecular (or local )structure The 1996 Nobel prize was awarded to R. F. Curl, H. W. Kroto, and R. E. Smalley for the discovery of buckminsterfullerene. Reactions with Group 14 elements...
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This note was uploaded on 10/21/2009 for the course CHEM 2C taught by Professor Endrle during the Spring '08 term at UC Davis.

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03_maingroup - Group 13: The Boron Family B Al Ga I n Tl...

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