What is the coordination number of the central metal ion in the complex [Co(NH₃)₆]³⁺?
Practice 2easy
Which of the following ligands is classified as a bidentate ligand?
Practice 3easy
In the complex [CuCl₄]²⁻, what is the oxidation state of copper?
Practice 4easy
The complex [Ni(CO)₄] is diamagnetic. This indicates that nickel in this complex has:
Practice 5easy
What is the IUPAC name of the complex [Pt(NH₃)₄]²⁺?
Practice 6medium
What is the coordination number of the central metal ion in the complex [Cu(NH₃)₄]²⁺?
Practice 7medium
In the complex [Fe(CN)₆]³⁻, the oxidation state of iron is:
Practice 8medium
Which of the following ligands is bidentate?
Practice 9medium
The complex [Ni(CO)₄] is diamagnetic. What is the geometry around the Ni atom?
Practice 10medium
What is the IUPAC name of the complex [PtCl₂(NH₃)₂]?
Practice 11medium
The complex [Co(NO₂)₆]³⁻ exhibits isomerism. Which type of isomerism is NOT possible for this complex?
Practice 12medium
Which of the following complexes will show the highest crystal field splitting (Δ₀)?
Practice 13medium
In the complex [Zn(NH₃)₄]²⁺, if the stability constant K = 2.0 × 10⁹ at 25°C, what does this indicate about the complex?
Practice 14hard
A complex ion [Co(NH₃)₅Cl]²⁺ is formed. What is the coordination number and oxidation state of cobalt in this complex?
Practice 15hard
Which of the following complexes exhibits geometric isomerism but NOT optical isomerism?
Practice 16hard
In the complex [Fe(H₂O)₆]²⁺, if the crystal field splitting energy (Δ₀) is 1.04 × 10⁻¹⁹ J, what is the wavelength of light absorbed (in nm)? (h = 6.63 × 10⁻³⁴ J·s, c = 3 × 10⁸ m·s⁻¹)