1.

Arrange the following in order of property indicated for each set. (a) F_(2),Cl_(2),Br_(2),I_(2) increasing bond dissociation enthalpy. (b) HF,HCI,HBr,HI increasing acid strength. (iii) NH_(3),PH_(3),ASH_(3),SbH_(3),BiH_(3). Increasing base strength.

Answer»

Solution :(a)`I_(2)ltF_(2)ltBr_(2)ltCl_(2)`
(B) `HFltHClltHBrltHI`
`Bi H_(3)ltSbH_(3)ltAsH_(3)ltPH_(3)ltNH_(3)`


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