This question is about ligand exchange in copper(II) complexes.
Complete Table 1.1 to show whether the coordination number and shape of the complex changes in the given situations.
Ligand exchange of similarly sized ligands | Ligand exchange of differently sized ligands | |
Coordination number | ||
Shape |
When copper(II) sulfate dissolves in water, the conventional equation for this can be represented as
State the formula of the hexaaquacopper(II) complex represented by Cu2+ (aq).
Complete the three-dimensional diagram in Fig. 1.1 to show the hexaaquacopper(II) ion complex.
Cu |
Hexaaquacopper(II) ions react with concentrated hydrochloric acid to form complex A.
Complete Table 1.2 with the colour and geometry of the hexaaquacopper(II) complex and the colour, geometry and formula of complex A.
Hexaaquacopper(II) complex | A | |
colour of complex | ||
geometry of complex | ||
formula of complex |
In the presence of concentrated ammonia, hexaaquacopper(II) initially reacts to form Cu(OH)2(H2O)4.
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