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NCERT Class XII Chemistry
Chapter - The p-Block Elements
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Question : 67 of 74
Marks: +1, -0
Give two examples to show the anomalous behaviour of fluorine.
Solution:  
(i) Ionisation enthalpy, electro-negativity and electrode potentialare higher for fluorine than the expected trends of other halogen.
(ii) Fluorine does not show any positive oxidation state except in HOF.
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