Chapter 21 practice questions - 1 Consider the transition...

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1. Consider the transition metal complex Ni(CN) 4 2- . The oxidation state of the metal is ____. A) +1 B) +2 C) +3 D) +4 E) +5 Answer: B 2. Consider the transition metal complex Cr(C 6 H 6 )(CO) 3 . The oxidation state of the metal is ____. 3. Consider the transition metal complex FeCp(CO) 3 + . The oxidation state of the metal is ____. 4. Rh(NH 3 ) 3 Cl reacting with H 2 (g) to form Rh(NH 3 )ClH 2 is an example of a(n) _____ reaction. A) oxidative addition B) ligand dissociation C) insertion D) ligand association E) reductive elimination Answer: A 5. The molecular formula for Wilkinson’s catalyst is ____.
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6. Coupling benzyl bromide with propene, using a Pd catalyst, is an example of ____. 7. Vitamin ____ is the only known biomolecule that possesses a carbon-metal bond. 8. In the second step in olefin metathesis the ____.
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