Draw the structures of the following molecules :
(i) `XeF_(6)`
(ii) `H_(2)S_(2)O_(7)`

Draw the structures of the following molecules : (i) SF_(4) (ii) XeF_(4)

Draw the structures of the following molecules : (i)XeOF_(4) ,(ii) H_(3)PO_(3)

(a) Complete the following chemical equations : (i) NaOH + Cl_(2) rarr ("hot and cone.") (ii) XeF_(4) + O_(2)F_(2)rarr (b) Draw the structure of the following molecules : (i) H_(3)PO_(2) (ii) H_(2)S_(2)O_(7) (ii) XeOF_(4)

Draw the structures of the following molecules : (i) N_(2)O_(5) (ii) XeF_(2)

Draw the structure of the following molecules/ions XeF_(5)^(+)

Draw the structure of the following molecules/ions O Cl_(2)

(a) Draw the structures of the following compounds : (i) XeF_(4) (ii) N_(2)O_(5) .

(a) Draw the molecular structure of following compounds : (i) XeF_(6) (ii) H_(2)S_(2)O_(8) (b) Explain the following observations : (i) The molecules NH_(3) and NF_(3) have dipole moments which are of opposite direction. (ii) All the bonds in PCl_(5) molecule are not equivalent. (iii) Sulphur in vapour state exhibits paramagnetism.

(a) Draw the structures of the following : (i) XeF_(4) (ii) H_(2)S_(2)O_(7) (iii) SO_(3)^(2-) (b) Explain the following observations : (i) Phosphorous has a greater tendency for catenation than nitrogen. (ii) The negative value of electron gain enthalpy is less for fluorine than that for chlorine. (iii) Hydrogen fluoride has a much higher boiling point than hydrogen chloride.

(a) Given reasons for the following : (i) Bond enthalpy of F_2 is lower than that of Cl_2 . (ii) PH_3 has lower boiling point than NH_3 . (b) Draw the structures of the following molecules : (i) BrF_3 (ii) (HPO_3)_3 (iii) XeF_4