Which of the following is used to remove ink and rust stains on cloth?
A. Oxalic acid
B. Alcohol
C. Ether
D. Kerosene oil
Answer: Option A
Solution(By Examveda Team)
Oxalic acid is a reducing agent and its conjugate base, known as oxalate, is a chelating agent for metal cations and stain removal. Oxalic acid's main applications include cleaning or bleaching, removal of stains on clothes and the removal of rust.This Question Belongs to General Knowledge >> Chemistry
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