Question

Either yes or no, explain the reasons of following statements, pH indicators should be used to test for rusting
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Answer 1

Answer:

Yes,

Explanation:

Ferroxyl indicator is a solution containing potassium hexacyanoferrate(III) and phenolphthalein. It turns blue in the presence of Fe2+ ions, pink in the presence of hydroxide ions, it can be used to detect metal oxidation. It is often used to detect rusting in various situations.