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Question
The sum of oxidation states of all atoms in \[\ce{Cr2O^{2-}_7}\] ion is ______.
Options
- 2
+ 2
- 1
zero
MCQ
Fill in the Blanks
Solution
The sum of oxidation states of all atoms in \[\ce{Cr2O^{2-}_7}\] ion is - 2.
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Oxidation Number
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