23.2 the transition metals

Question 1

What bonds to complex ions form?

Answer 1

Coordinate bonds

Question 2

What is a ligand?

Answer 2

Molecules/ions forming a coordinate bond with transition metals having a lone pair of electrons

Question 3

How many Ligands usually make complex ions?

Three options.

Answer 3

2, 4, 6

Question 4

What is it called when 2, 4, and six Ligands bond, to a metal ion?

Answer 4

Complex ion

Question 5

What is the shape called [Co(NH3)6]3+

Answer 5

Octahedra

Question 6

What is the shape called [CoCl4]2-

Answer 6

Tetrahedral

Question 7

What is the shape called [NiCN4]2-

Answer 7

Square planar

Question 8

What are Aqua ions?

Answer 8

Salt TM + water

Question 9

Normally, how much water Lignins can be formed What is it called?

Answer 9

6, octahedra

Question 10

What is a monodentate ligand?

Answer 10

Ligands that donates just one line pair of electrons

Question 11

What is a bidentate ligand?

Answer 11

Ligand that can donate 2 pairs of electrons

Question 12

NH2CH2CH2NH2 (en)
How many bonds do each en have?
How many en are there?
How many coordination no is there?
What shape does it form?

Answer 12

2
3
6
Octahedral

Question 13

What is a common bidentate?
What is the shape of a bidentate?

Answer 13

En
🌸

Question 14

What is an example of a mulitdentate ligand/ hexedenatate/ polydentate ligand?

Answer 14

EDTA4-

Question 15

What is a chelates?

Answer 15

Complex ion with polydentate ligand.

Question 16

What can chelates do to d block metals ions?

Answer 16

They can remove d-block metals ions from there solutions

Question 17

What is the chelate effect?

Answer 17

TM salt solution +EDTA replaces 6H2O
2 species to 7 increases entropy