In the following questions two or more options may be correct.
Which of the following statements are correct about CO32- ?
The hybridization of Carbon atom is sp2 in carbonate ion.
Carbonate ion is present in the form of a resonating structure. These structures are equivalenting to nature. Resonance all 3 C-O bonds get a double character in one of the resonating structures.
Thus, all the bonds are equivalent and have equal length.
1