NCERT Class XII Chemistry
Chapter - The p-Block Elements
Questions with Solutions
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Question : 36
Total: 74
Arrange the following in the order of property indicated for each set :
(i)F 2 , C l 2 , B r 2 , I 2
(ii)H F , H C l , H B r , H I
(iii)N H 3 , P H 3 , A s H 3 , S b H 3 , B i H 3
(i)
(ii)
(iii)
Solution:
(i) I 2 < B r 2 < F 2 < C l 2
(ii)H F < H C l < H B r < H I
(iii)N H 3 > P H 3 > A s H 3 > S b H 3 > B i H 3
(ii)
(iii)
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