Problem Set #10

The Last One!! ;-)

1. a) Draw the structure of the following boron cage compounds:
( Skip this one problem about Boron Cages! We did not cover it. Spring 2009)

B6H12, B10H14, B4CH51- , C2B9H11.

1. b) This is a fun one! This one is required.

A compound is found to have the empirical formula (NH4)XSbCl6. X-ray diffraction studies reveal that the anion consists of discrete units containing one Sb and six Cl's. The compound is diamagnetic. The electronic configuration of Sb is [Kr]5s25p3. Would you expect the compound to be only (NH4)2SbCl6 or an equal mixture of (NH4)3SbCl6 and (NH4)SbCl6 ? Why? Short Explaination.

"Now, on to the Transition Metal Complexes. "

Chapter 19 - 6th Edition

"Do these 4 also!" ----Problems 48, 54, 56, 68

(Ch 20 in Zumdahl, 5th ed.)=Problems 42, 46, 48, 56

 

"As always, you should also look at the other problems in the text for more practice. I like these:"

 10, 14-17, 23-50, 57-66, 68-71 <-- from the 5th edition

"I know it is practically all of them, but these are good to work on (studying for the Final)! Check your work with me! "

 

Solution Key
(problem numbers in the scans are from the 4th and 5th editions)

Also on our bulletin board outside our lab.

 

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