Potassium cobaltinitrite is a coordination compound where cobalt is surrounded by six nitrite (NO₂⁻) ligands forming the complex ion [Co(NO₂)₆]₃. Three potassium ions (K⁺) balance the charge, giving the formula K₃[Co(NO₂)₆]. It is commonly used as a yellow pigment in paints.
The chemical formula of Potassium cobaltinitrite is ______?
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