Among the following, the correct statements about CO32

(a)

The hybridisation of the central atom is sp3

(b)

Its resonance structure has one C-O single bond and two C=O double bonds

(c)

The average formal charge on each oxygen atom is 0.67 units

(d)

All C-O bond lengths are equal

Choose the correct option :

1. (a), (b)

2. (b), (c)

3. (c), (d)

4. (b), (d)

Subtopic:  Octate, Isoelectronic Species, Lewis Structure & Formal Charge | Resonance & Nature of Compounds | V.S.E.P.R & V.B.T |
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