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    why is {Fe (h20) 6 }3+ more acidic that {fe (h20)6} 2+ ?
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    (Original post by med115)
    why is {Fe (h20) 6 }3+ more acidic that {fe (h20)6} 2+ ?

    Fe3+ has a higher charge density and so draws electrons away from the O-H bond increasing it's polarity and the ease with which the Hydrogen ion can be lost (ionic bonds being weaker than covalent bonds).
 
 
 
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