Aluminium is usually found in +3 oxidation state. In contrast, thallium exists in +1 and +3 oxidation states. This is due to....

Aluminium is usually found in +3 oxidation state. In contrast, thalliu

1.	Aluminium is usually found in +3 oxidation state. In contrast, thallium exists in +1 and +3 oxidation states. This is due to....
Answer» Lattice EFFECT Lanthanoid contraction Diagonal RELATIONSHIP Inert pair effect Solution :`+1` is more STABLE form of Thallium DUE to inert pair effect. For Tl +1 `gt` +3 oxidation state.