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Question
Carbon is present in highest oxidation number in ______.
Options
CO
CaC2
\[\ce{C2O^{2-}_4}\]
\[\ce{CO^{2-}_3}\]
MCQ
Fill in the Blanks
Solution
Carbon is present in highest oxidation number in \[\underline{\ce{CO^{2-}_3}}\].
Explanation:
| +2 | -1 | +3 | +4 |
| ↑ | ↑ | ↑ | ↑ |
| CO | CaC2 | \[\ce{C2O^{2-}_4}\] | \[\ce{CO^{2-}_3}\] |
Here, highest oxidation number = + 4 in \[\ce{CO^{2-}_3}\]
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Oxidation Number
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