" The compound "Na_(2)[Fe(CN)_(5)NO]" is called "

The complex Na_(2)[Fe(CN)_(5)NO] is called :

The complex Na_(2)[Fe(CN)_(5)NO] is called :

The compound Na_2 [ Fe(CN)_5NO] is called

The compound K_(4)[Fe(CN)_(6)] is called

Write IUPAC name of the compound Na_2[Fe(CN)_5NO]

Sulphide ions react with Na_(2)[Fe(NO)(CN)_(5)] from a purple coloured compound Na_(4)[Fe(CN)_(5)(NOS)] . In the reaction, the oxidation state of iron