Give reasons for the following (i)The oxidation state shown by scandium is +3

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Give reasons for the following (i)The oxidation state shown by scandium is +3

Rahul Kumar 22nd Dec, 2020

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Answer (1)

Ankita Raghunath Kumbharikar 22nd Dec, 2020

Hello

Scandium can form a +3 ion to achieve a noble gas configuration. The energy need for removing one more electron from sc (+1) is very high hence it is difficult to form +2 oxidation state. So the oxidation state for scandium is +3 .

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