Coordination Compounds Quiz

Which of the following is a coordination compound?

• NaCl

• K₂[PtCl₆]

• CaCO₃

• C₆H₆

What is the coordination number of cobalt in [Co(NH₃)₆]³⁺?

• 4

• 6

• 8

• 2

Which of the following ligands is bidentate?

• Cl⁻

• NH₃

• en (ethylene diamine)

• CN⁻

The oxidation state of chromium in K₂[Cr₂O₇] is:

• +6

• +3

• +2

• 0

Which of the following has square planar geometry?

• [Ni(CN)₄]²⁻

• [Zn(NH₃)₄]²⁺

• [Co(NH₃)₆]³⁺

• [Cu(NH₃)₄]²⁺

What is the oxidation state of Pt in [Pt(NH₃)₂Cl₂]?

• 0

• +2

• +3

• -2

The coordination number of Fe in [Fe(CN)₆]³⁻ is:

• 4

• 5

• 6

• 3

Which of the following ligands is a strong field ligand?

• F⁻

• Cl⁻

• CN⁻

• OH⁻

The correct IUPAC name of [Co(NH₃)₄Cl₂]Cl is:

• Tetramminedichlorocobalt(II) chloride

• Tetramminedichlorocobalt(III) chloride

• Dichlorotetramminecobalt(III) chloride

• Tetrachlorodiaminecobalt(III) chloride

Which of the following complexes will show optical isomerism?

• [Pt(NH₃)₂Cl₂]

• [Co(en)₃]³⁺

• [Ni(CN)₄]²⁻

• [Zn(NH₃)₄]²⁺