Analytical ChemistryHard
Question
When HNO3 is added to sodium ferrocyanide, which of the following observation is observed ?
Options
A.NaFe[Fe(CN)6] is produced.
B.Fe4[Fe(CN)6]3 is formed.
C.Fe3[Fe(CN)6]2 is formed.
D.Na2[Fe(CN)5(NO)+]2- is formed.
Solution
[Fe(CN)6]4- + NO3- + 4H+ → [Fe(CN)5(NO)]2- + NH4+ + CO2
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