23.2.2 Naming Coordination Compounds

Question 1

Which statement best defines a coordination compound?

Answer 1

A coordination compound is a compound in which a central metal atom is attached to ligands through coordinate covalent bonds.

Question 2

Which of the following correctly names the complex ion [Cr(CN)6 ]3−?

Answer 2

hexacyanochromate(III) ion

Question 3

Write the correct formula for the neutral coordination compound, tetraaquadicyanochromium(III) perchlorate.

Answer 3

[Cr(H2O)4(CN)2 ]ClO4

Question 4

What is the correct name for the neutral compound [Co(NH3 )3(H2O)3 ]2(SO4 )3?

Answer 4

triaminetriaquacobalt(III) sulfate

Question 5

Which statement best describes the compound K2[CuCl4 ]?

Answer 5

all of the above

Question 6

Which statement best describes how coordination compounds are named?

Answer 6

Answers A and B are correct.

Question 7

Which of the following best describes how ligands are named?

Answer 7

Anion ligand names are similar to the anion name, except they have the ending “-o.” Neutral ligand names are also similar to the simple molecule name, with a few exceptions.

Question 8

Which statement about the naming of complex ions is not correct?

Answer 8

Latin names are never used for the anions of metals.

Question 9

What is the correct name for the complex ion [Co(NH3 )5Br]2+?

Answer 9

pentaamminebromocobalt(III) ion

Question 10

What is the correct name for the neutral coordination compound, Pt(NH3 )2Cl2?

Answer 10

diamminedichloroplatinum(II)