Coordination Chemistry Basics: Ligand Preferences for 21–30

Question 1

Scandium (Z=21): typical coordination number and ligand preferences?

Accepted Answer

6; aqua, chloride, ammonia

Question 2

Titanium (Z=22): typical coordination number and ligand preferences?

Accepted Answer

6; aqua, chloride, oxo/amido (and occasionally ammonia)

Question 3

Vanadium (Z=23): typical coordination number and ligand preferences?

Accepted Answer

6; aqua, chloride, cyanide

Question 4

Chromium (Z=24): typical coordination number and ligand preferences?

Accepted Answer

6; aqua, ammonia, cyanide

Question 5

Manganese (Z=25): typical coordination number and ligand preferences?

Accepted Answer

6; aqua, chloride, cyanide

Question 6

Iron (Z=26): typical coordination number and ligand preferences?

Accepted Answer

6; aqua, chloride, cyanide

Question 7

Cobalt (Z=27): typical coordination number and ligand preferences?

Accepted Answer

6; ammonia, cyanide, chloride, aqua

Question 8

Nickel (Z=28): typical coordination number and ligand preferences?

Accepted Answer

6; aqua, ammonia, chloride, cyanide

Question 9

Copper (Z=29): typical coordination number and ligand preferences?

Accepted Answer

4–6; aqua, chloride, ammonia, cyanide

Question 10

Zinc (Z=30): typical coordination number and ligand preferences?

Accepted Answer

4; aqua, chloride, ammonia

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