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Give eg of criss cross method |
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Answer» Explanation: The oxidation NUMBER of Mg is +2 and oxygen is -2. CRISS cross the absolute values to give Mg2O2In this examplethere is a common factor of 2 so DIVIDE by 2 to give MgO. It is a helpfulmethod just cross them and put them down without changes. The oxidation number of Mg is +2 and oxygen is -2 |
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