What is the formula of the complex ion in sodium hexacyanidoferrate(II)? - SOME BASIC PRINCIPLES OF ORGANIC CHEMISTRY Quiz | GKFix.in

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Question

What is the formula of the complex ion in sodium hexacyanidoferrate(II)?

A. [Fe(CN)₆]³⁻
B. [Fe(CN)₅NO]²⁻
C. [Fe(CN)₆]⁴⁻
D. [SCN]⁻

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