Wilkinson's catalyst is used in the hydrogenation of alkenes as shown in the following catalytic cycle. Identify the oxidative addition and reductive elimination steps. H Rh H₂ PhRhP Ph₂ O b. 5 Pph, Ph₂P- -H CI-Rh R O c. O d. -PPh PPh3 6 PPH3 4 Ph₂P PPh 3 R H -PPh₂ PPh₂ Rh, pph₂ 3 1 PPh₂ H Ph₂>Rh

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Wilkinson's catalyst is used in the hydrogenation of alkenes as shown in the following catalytic cycle.
Identify the oxidative addition and reductive elimination steps.
H
R
-PPh₂
PhRh pph3
R
O b.
H₂
-H
PhRhPPH3
H
Select one:
O a.
5
PPh₂
6
4 Ph P
PPH3
CI
R
-H
Rh-pph3
PPh₂
H
H
Rh
pph3
3
1
PPh₂
H
Ph₂>RhPPh
Ph₂P.
2
H
Oxidative addition = 6, Reductive elimination = 5
-H
H
Rh-pph3
Oxidative addition = 2, Reductive elimination = 1
₂
O c. Oxidative addition = 1, Reductive elimination = 6
O d.
Oxidative addition = 3, Reductive elimination = 1
Transcribed Image Text:Wilkinson's catalyst is used in the hydrogenation of alkenes as shown in the following catalytic cycle. Identify the oxidative addition and reductive elimination steps. H R -PPh₂ PhRh pph3 R O b. H₂ -H PhRhPPH3 H Select one: O a. 5 PPh₂ 6 4 Ph P PPH3 CI R -H Rh-pph3 PPh₂ H H Rh pph3 3 1 PPh₂ H Ph₂>RhPPh Ph₂P. 2 H Oxidative addition = 6, Reductive elimination = 5 -H H Rh-pph3 Oxidative addition = 2, Reductive elimination = 1 ₂ O c. Oxidative addition = 1, Reductive elimination = 6 O d. Oxidative addition = 3, Reductive elimination = 1
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