A. Alcohol
B. Oxalic Acid Solution
C. Kerosene Oil
D. None of These

Submitted by: Danial Sarwar

Oxalic acid’s main applications include cleaning on bleaching, especially for the removal of rust(iron complexing agent). Bar Keepers Friend is an example of a household cleaner containing oxalic acid. Its utility in rust removal agent is due to its forming a stable water-soluble salt with ferric iron, ferrioxalate ion.



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