Question:
K\(_4\)[Fe(CN)\(_6\)] is used in detecting:
K\(_4\)[Fe(CN)\(_6\)] is used in detecting:
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K\(_4\)[Fe(CN)\(_6\)] is a test for Fe\(^{3+}\).
Updated On: Mar 23, 2026
- Fe\(^{3+}\) ion
- Cu\(^+\) ion
- Cu\(^{3+}\) ion
- Fe\(^{2+}\) ion
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The Correct Option is A
Solution and Explanation
Step 1: Potassium ferrocyanide reacts with Fe\(^{3+}\).
Step 2: It forms Prussian blue precipitate.
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