Question

Which of the following properties is NOT of actinoids?

Options

• These have greater tendency to form complexes.

• Binding energy of 5f orbitals is lower than 4f orbitals.

• Hydroxides of these are more basic in nature than lanthanoids.

• Some of the ions of these are fairly coloured.

Answer 1

Some of the ions of these are fairly coloured.

Explanation:

Some of the ions of these are fairly coloured.

All actinides are coloured ions.