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Consider the following information: Substance | Chemical Formula | Use 1. Bleaching Powder | CaOCl2 | Making drinking water free of germs 2. Baking Soda | NaHCO3 | Soda-acid fire extinguisher 3. Washing Soda | Na2CO3 | Removing permanent hardness of water In how many of the above rows is the given information correctly matched?
This question appeared in the HPSC Prelims 2025 examination (GS-II). It is Question 92 out of 200 questions in this paper.
This question was part of the HPSC Prelims 2025 (GS-II). The HPSC Prelims examination tests candidates on general studies, current affairs, and aptitude through multiple-choice questions.
Practice previous year questions from all HPSC Prelims papers and compare patterns with UPSC Prelims PYQ to identify overlapping topics.