EDT A4-i9s ethylenediamine tetraacetate ion The total number of N – CO - O bond angles in (Co(EDTA)] - complex ion is.

EDTA^(4-) i9s ethylenediamine tetraacetate ion The total number of N-CO-O bond angles in [Co(EDTA)]^(-1) complex ion is .

EDTA^(4-) i9s ethylenediamine tetraacetate ion The total number of N-CO-O bond angles in [Co(EDTA)]^(-1) complex ion is .

The maximum number of N-Co-O bond angle in [Co(gly_(3))]^(@) is :

The total number of sigma- bonds in P_(6)O_(18)^(6-) ion is :

The oxidation number of Co in the complex ion

The oxidation number of Co in the complex ion