please also kindly explain the reason for the answer.......

Asked by araima2001 | 29th Jul, 2016, 06:59: PM

Expert Answer:

Fluorine being the smallest has the highest ionisation enthalpy among all the given elements.
Phosphorous has 3s23p3 configuration with half filled p-sub level. Hence, it has ionisation potential value than sulphur. 
Thus, the correct order is B < S < P < F.

Answered by Prachi Sawant | 30th Jul, 2016, 01:19: PM

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