Transition Metals

Question 1

Definition of transition element?

Answer 1

Question 2

Full electron configuration of Chromium so it’s more stable?

Answer 2

Question 3

Full electron configuration of Copper so it’s more stable?

Answer 3

Question 4

What are the 4 key features of a transition element?

Answer 4

• Form Complex ions
• Coloured ions
• Catalytic Properties
• Variable Oxidation states

Question 5

Definition of a coordinate bond?

Answer 5

Question 6

Definition of a ligand?

Answer 6

Question 7

Definition of a bidentate ligand?

Answer 7

Question 8

Definition of coordinate number?

Answer 8

Question 9

Definition of a complex ion?

Answer 9

Question 10

NH2CH2CH2NH2

• What type of ligand does this form?
• Name?
• Draw?

Answer 10

Question 11

C2O4^2- ——> Name + draw?

Answer 11

Question 12

Name the 2 bidentate ions you need to know?

Answer 12

Question 13

Answer 13

Question 14

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Question 15

Answer 15

Question 16

How does the chelate effect change the entropy on this equation and why?

Answer 16

Question 17

Answer 17

Question 18

Answer 18

Question 19

Answer 19

Question 20

Difference between trans + cis isomers?

Answer 20

Question 21

Which isomerism shows optical isomerism?

Answer 21

Cis isomerism

Question 22

How to remember low + high energy?

Answer 22

Question 23

Answer 23

Question 24

Answer 24

Question 25

Equation for change in energy? (2)

Answer 25

Question 26

What causes a change in colour of a compound + △E? (4)

Answer 26

Question 27

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Question 28

Answer 28

Question 29

Definition of heterogeneous + homogeneous?

Answer 29

Question 30

How does a heterogeneous catalyst work? (3)

Answer 30

1) Reactants adsorb onto surface of the catalyst on the active site 2) Bonds weaken + break 3) Products deadsorb from surface of catalyst

Question 31

How to make catalysts efficient?

Answer 31

Question 32

How do catalysts not last forever?

Answer 32

Question 33

Contact process equations? (2)

Answer 33

Question 34

Haber process equation?

Answer 34

Question 35

Manufacturing methanol equations? (2)

Answer 35

Question 36

2-step process using Fe2+ as a catalyst?

Answer 36

Question 37

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Question 38

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Question 39

Answer 39

Question 40

Overall autocatalysis reaction?

Answer 40

Question 41

2-step process using catalyst from autocatalysis equation?

Answer 41

Question 42

Definition of autocatalysis?

Answer 42

Question 43

Answer 43

Question 44

MnO4^- Half equation? Colours?

Answer 44

Question 45

C2O4^2- Half equation?

Answer 45

Question 46

Zn Half equation? S2O8^2-Half equation?

Answer 46

Question 47

Mn^2+Half equation?

Answer 47