Two are true, one is not

Exercise and reference answers

Questions

1. False statement

   Oxalate is a unidentate ligand

   Statements

   1. A unidentate ligand binds through one donor atom
   2. EDTA⁴⁻ is a hexadentate ligand
   3. Oxalate is a unidentate ligand

2. False statement

   Coordination number equals the number of ligands

   Statements

   1. Coordination number equals the number of ligands
   2. Coordination number counts sigma bonds only
   3. Pi bonds are not counted

3. False statement

   Counter ions are part of the coordination sphere

   Statements

   1. The coordination sphere sits inside square brackets
   2. Counter ions are part of the coordination sphere
   3. Counter ions are written outside the brackets

Explanation