The following acids have been arranged in order of decreasing acid strength. Identify the correct order ClOH(I), BrOH(II), IOH(III)
A
I > II> III
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B
II > I > III
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C
III > II > I
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D
I > III > II
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Solution
The correct option is B I > II> III As we move down the group basic nature of hydroxides of halogens increases so correct order of decreasing acid strength of hydroxides of halogens is I > II> III Hence option A is correct.