Write the IUPAC name of the following compound:

A cube solid is made up of two elements A and B. The elements of A forms hcp while atoms of element B occupy two-third of the octahedral voids. What is the formula of the solid?

Oxidation of CH₃-CHO is easier than CH₃-COCH₃. Why?

What happens when

(a) XeF₂ is hydrolysed?

(b) SO₂ is passed into aqueous solution of Fe³⁺ salt?

Complete and balance the following equations:

(a) MnO₄^- + I^- + H⁺→

(b) Na₂Cr₂O₇ + KCl →