Web5 feb. 2016 · The process has three steps. 1. Oxidation of anhydrous ammonia with air to nitric oxide . 2. Oxidation of nitric oxide to form nitrogen dioxide . 3. Absorption in water to give a solution of ... WebNitric acid is produced by first mixing ammonia and air in a tank. In the presence of a catalyst, a reaction occurs which converts the ammonia to nitric oxide. The nitric oxide is further reacted in the presence of water to produce nitric acid. Nitric acid and ammonia are used to make ammonium nitrate.
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Web18 nov. 2016 · Firstly the oxygen and nitrogen react to form nitric oxide. (N₂ + O₂ –> 2NO) While cooling it further reacts and oxidizes to form nitrogen dioxide. (2NO + O₂ –> 2NO₂) Then when nitrogen dioxide comes into contact with water it reacts to create nitric acid. (3NO₂ +H₂O –> 2HNO₃ + NO) First attempt WebNitric Acid was changed to 8.8.] BACKGROUND REPORT AP-42 SECTION 5.9 NITRIC ACID Prepared for U.S. Environmental Protection Agency OAQPS/TSD/EIB ... AIR O , NO2 STRONG NITRIC ACID CONDENSOR COOLING WATER BLEACHER HNO , NO , O 3 2 2 DEHYDRATING COLUMN 50-70% HNO 3 H SO 2 4 Figure 2.2-2. hijrah britannica
How to make nitric acid from the air - Quora
WebNitric oxide is more active than free nitrogen. For example, nitric oxide combines with oxygen and water in the atmosphere to make nitric acid. When it rains, nitric acid is carried to the earth. There it combines with metals in the Earth's crust. Compounds known as nitrates and nitrites are formed. Web1. A method for producing concentrated nitric acid comprising the steps of (1) reacting dilute nitric acid, nitrogen peroxide and air at a pressure of 3 to 10 atmospheres and a temperature of 20 to 70 C. to prdduce a concentrated nitric acid of a -90% weight concentration containing nitrogen peroxide, - (2) allowing nitrogen peroxide-containing ... WebNitric acid can act as a base with respect to an acid such as sulfuric acid. HNO 3 + 2H 2 SO 4 NO 2 + + H 3 O+ + 2HSO 4 – The nitronium ion, NO 2 +, is the active reagent in aromatic nitration reactions. Since nitric acid has both acidic and basic properties it can undergo an autoprotolysis reaction, similar to the self-ionization of water ezorg mail