Manipal MET2013Chemistryd and f Block Elements
Select incorrect statements.
Options
- AIonisation energies of 5 d - elements are greater than those of 3 d and 4 d elements.
- BCu (I) is diamagnetic while Cu (II) is paramagnetic.
- C[ Ti ( H ₂ O )₆ ]³⁺ is colored while [ Sc ( H ₂ O )₆ ]⁺ is colourless.
- DTransition elements cannot form complexes.
Correct answer
D. Transition elements cannot form complexes.
Step-by-step solution
Transition elements form comprexers . due to their straller'size, higher nuclear charge and presence of low energy vacant orbitals to accept lone pair of electrons donated by ligands.