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UPSC CDS Previous Papers 2017 (II) General Knowledge - Bilingual
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UPSC CDS Previous Papers 2017 (II) General Knowledge - Bilingual
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1. In the reaction between hydrogen sulphate ion and water – + 2- HSO4 + H2O→H3O +SO4 the water acts as हाइड्रोजन सल्फेट आयन और जल के बीच अभिक्रिया – + 2- 4 2 3 4 HSO + H O→H O +SO में‚ जल किस तरह कार्य करता है?