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Chemistry
Chemistry
Problem
Oxidation number of carbon in
C
3
O
2
\text{C}_3\text{O}_2
C
3
O
2
and
Mg
2
C
3
\text{Mg}_2\text{C}_3
Mg
2
C
3
are respectively: a.
+
2
3
,
−
2
3
+\frac{2}{3}, -\frac{2}{3}
+
3
2
,
−
3
2
b.
+
4
3
,
−
4
3
+\frac{4}{3}, -\frac{4}{3}
+
3
4
,
−
3
4
c.
−
4
3
,
+
4
3
-\frac{4}{3}, +\frac{4}{3}
−
3
4
,
+
3
4
d.
−
2
3
,
+
2
3
-\frac{2}{3}, +\frac{2}{3}
−
3
2
,
+
3
2
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