In XeO₃F₂, the number of bond pair(s), $$\pi $$-bond(s) and lone pair(s) on Xe atom respectively are :

In the leaching method, bauxite ore is digested with a concentrated solution of NaOH that produces 'X'. When CO₂ gas is passed through the aqueous solution of 'X', a hydrated compound 'Y' is precipitated. 'X' and 'Y' respectively are :

The total number of possible isomers for square-planar [Pt(Cl)(NO₂)(NO₃)(SCN)]^2- is :

Two compounds I and II are eluted by column chromatography (adsorption of I > II). Which one of following is a correct statement ?