NEET Chemistry The p-Block Elements (XII) Questions Solved


(a) Account for the following :                                                 (5 marks)

     (i) Acidic character increases from HF to HI.

     (ii) There is large difference between the melting and boiling points of oxygen and sulphur.

     (iii) Nitrogen does not form pentahalide.

(b) Draw the structures of the following :

      (i) ClF3

      (ii) XeF4

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#7 | 17th Group

Concept Questions :-

group 17 ,preparation and properties
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