Which of the following is the most common state for Scandium ?
A
+3
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B
+1
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C
+2
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D
None of the above
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Solution
The correct option is A +3 The most common oxidation state for Scandium is +3.
The oxidation states +1 and +2 are non existent in case of Scandium because of the high requirement of energy for removing electron from outermost orbital and hence those states are not stable.