Amongst LiF and LiI which has more covalent character and why?

. Which is more elastic : water or air? Why?

Between physisorption and chemisorption which require more activation energys and why?

What is called Fajan's rule? Arrange the following compounds increasing order of their covalent characters AlF_3 , AlI_3 , AlBr_3, AlCI_3

Between alcohol and amine having same number of C-atom, which one is more soluble in water & why?

Iodine is more soluble in KI than in water. Why?

Answer the following: why are PCL_5 more covalent than PCl_3 ?

Which of the two C-CI bond shown below will have more dipole moment and why?

Draw the structures of chloric acid & per chloric acid. Which is more acidic and why?