A) fluorine
B) iodine
C) chlorine
D) bromine
Correct Answer: B
Solution :
The basic nature of elements increases from top to bottom in a group. Therefore, iodine is the most basic element. \[{{F}_{2}}<C{{l}_{2}}<B{{r}_{2}}<{{I}_{2}}\,.\]You need to login to perform this action.
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