Welcome to your Unit 9: Coordination Compounds
1.
What was the term proposed by Werner for the number of groups bound directly to the metal ion in a coordination complex?
2.
What is the colour of the compound CoCl3.5NH3?
3.
Which of the following is the coordination entity in K2[Zn(OH)4]?
4.
The central atom/ion of a coordination complex is also referred to as ________
5.
The coordination polyhedron geometry shown belongs to which of the following complexes?
6.
What is the correct way of representing nickel in [Ni(CO)4]?
7.
The position of ligands in the formula of a mononuclear coordination entity depends on which of the following?
8.
Which of the following is the correct formulation of the entity according to IUPAC?
9.
Identify the correct naming for K3[Fe(CN)6].
10.
The term inside the parenthesis in the formula of mercury(I) tetrathiocyanato-S-cobaltate(III) is _________
11.
Two or more compounds that have the same chemical formula, but different arrangement of atoms are called _______
12.
Which of the following is not a subdivision of structural isomerism?
13.
Which of the following compounds has enantiomers?
14.
How many stereoisomers does the following compound have?
15.
Which of the following does not explain the nature of bonding in coordination compounds?
16.
How many types of hybridisation are possible for complexes with a coordination number of 4?
17.
The crystal field theory considers the metal-ligand bond to be a _______ bond.
18.
Which of the following orbitals does not belong to t2g orbitals?
19.
What is the geometry of pentacarbonyliron(0)?
20.
The following structure of a carbonyl compound is formed by which transition metal.
21.
The degree of ________ between the metal ion and the ligand directly influences the stability of the complex in solution.
22.
How are the stepwise stability constants (K) related to the overall stability constant (β)?
23.
Which reagent is used for detecting Ni2+ ions in solution?
24.
Given below is the incomplete equation for the extraction process of gold using potassium cyanide. Identify the missing reagent.
