nitrogen gas

16.03.18 (CGPCS) Chhattisgarh Current Affairs

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CHHATTISGARH Rs 448.30 cr special assistance under tss in last 4 years   The Central Government has released Rs 448.30 crore to Chhattisgarh under Special Central Assistance (SCA) to Tribal Sub Scheme (TSS) during the last four years between 2014-15 to 2017-18, officials informed.   Notably, NITI Aayog has also given ‘in principle’ approval to … Read more 16.03.18 (CGPCS) Chhattisgarh Current Affairs

Preparation of nitrogen

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  Preparation of nitrogen Nitrogen is found in both free and combined states. It occupies 78.07% by volume. Nitrogen can be prepared: By heating copper in air: Firstly, air is passed through lime water and then concentrated sulphuric acid to make the air free from carbon dioxide and moistures respectively. The air contains only nitrogen … Read more Preparation of nitrogen