Mention the state of hybridisation of the central atom of the following molecules/ ions, CO_(3)^(2-),PH_(4)^(+),ClO_(3)^(-),CS_(2) or, write the resonating structures of ClO_(4)^(-) ion.

Mention the state of hybridisation of the central atom of the followin

1.	Mention the state of hybridisation of the central atom of the following molecules/ ions, CO_(3)^(2-),PH_(4)^(+),ClO_(3)^(-),CS_(2) or, write the resonating structures of ClO_(4)^(-) ion.
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