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Chemistry
Chemistry
Problem
The correct order of increasing C — O bond length of
C
O
CO
C
O
,
C
O
3
2
−
CO_3^{2-}
C
O
3
2
−
,
C
O
2
CO_2
C
O
2
is : a.
C
O
3
2
−
<
C
O
2
<
C
O
CO_3^{2-} < CO_2 < CO
C
O
3
2
−
<
C
O
2
<
C
O
b.
C
O
2
<
C
O
3
2
−
<
C
O
CO_2 < CO_3^{2-} < CO
C
O
2
<
C
O
3
2
−
<
C
O
c.
C
O
<
C
O
3
2
−
<
C
O
2
CO < CO_3^{2-} < CO_2
C
O
<
C
O
3
2
−
<
C
O
2
d.
C
O
<
C
O
2
<
C
O
3
2
−
CO < CO_2 < CO_3^{2-}
C
O
<
C
O
2
<
C
O
3
2
−
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