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Al ion is smaller than Mg …

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Al ion is smaller than Mg ion although both are isoelectronic

    • Posted by Jai Sharma 7 years, 11 months ago

    CBSE > Class 11 > Chemistry
    • 1 answers

    Ashita Laxami 7 years, 11 months ago

    Though Al and Mg are iso electronic but Al loses 3 electrons to be Al ion whereas Mg loses 2 electrons to be Mg ion..so Al ion has+3 charge and Mg has +2..and more is the charge on cation,smaller is its size..Hope it helps

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