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JEE Main Chemistry question

ChemistryRedox ReactionsJEE Main

In how many of the following species does an element have a fractional (average) oxidation state? 1. ; 2. ; 3. ; 4. ; 5. ; 6. ; 7. ; 8.

Answer: 5

Solution

Average oxidation numbers: : (fractional) ✓. : ✓. : (integer). :

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Question ID VK-137164