Catalytic Chemistry 4: Organometallics
Quiz
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Chemistry
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University
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Practice Problem
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Medium
Tawan Sooknoi
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
โลหะอะตอมกลางของ organometallic catalyst ควรมีจำนวน electron ใน complex เท่าใด
What should be the number of electrons around the metal center of an active organometallic catalyst?
18
17
16
15
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ในการเร่งปฏิกิริยาแบบ organometallic สารตั้งต้นทำหน้าที่เป็นอะไร
In organometallic catalysis, what is the role of a reaction?
Activator
Ligand
Coordination site
Initiator
3.
MULTIPLE SELECT QUESTION
1 min • 1 pt
ปฏิกิริยาใดจัดเป็น inner-sphere reaction บ้าง
What is(are) classified as inner-sphere reaction?
Oxidative addition
Lewis base ligand association
Insertion
Oxidative coupling
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
ขั้นตอนใดเป็น rate determining step สำหรับปฏิกิริยา hydrogenation ด้วย Wilkinson's catalyst
What is the rate determining step in the hydrogenation using Wilkinson's catalyst?
H-insertion
Oxidative addition of molecular hydrogen
Lewis base ligand association of an olefin
Reductive elimination of product
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
ปฏิกิริยา hydroformylation มีสารใดบ้างเป็นสารตั้งต้น
What is(are) the reactant(s) for hydroformylation?
H2
CO
CO2
H2O
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