21. If an element A shows two cationic states +2 and +3 and form oxide – InterviewSolution

1.	21. If an element A shows two cationic states +2 and +3 and form oxides in such a way that ratio of the element showing +2 and +3 state is 1:3 in a compound. Formula of the compound will be
Answer» 21. If an element A shows two cationic states +2 and +3 and form oxides in such a way that ratio of the element showing +2 and +3 state is 1:3 in a compound. Formula of the compound will be

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