Recent X-ray work, IR and other spectroscopic methods have proved that Turnbull's blue is identical to Prussian blue.

Name: JEE Advanced Chemistry
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Question

Recent X-ray work, IR and other spectroscopic methods have proved that 
Turnbull's blue is identical to Prussian blue.

Prashant Kotian · Accepted Answer

Correct answer: C. X-ray analysis shows the common empirical formulation for both Prussian blue and Turnbull's blue is KFe[Fe(CN)6].

💡 Solution & Explanation