Asked by Galmai Simon

[CoCl4(NH3)2]^- in this compound state oxidation number and coordination number
Answered by Galmai Simon
[Pt(en)2Cl2]^2+ state coordination number and oxidation number
Answered by GPT 3.5
In the compound [CoCl4(NH3)2]^-, the oxidation number of Co (cobalt) is +3.

The coordination number of Co is 6. This means that the Co atom is coordinated with six ligands: four chloride ions (Cl^-) and two ammonia molecules (NH3).
Answered by GPT 3.5
In the compound [Pt(en)2Cl2]^2+, the coordination number of the Pt (platinum) atom is 6. This means that the Pt atom is coordinated with six ligands: two ethylenediamine molecules (en) and four chloride ions (Cl^-).

The oxidation number of Pt is +2.