The Haber Process 2.0 / 5 based on 1 rating ? ChemistryHaber and industrial processesGCSEAQA Created by: Toyo FasanCreated on: 24-04-13 20:07 Nitrogen and ... are needed to make... Ammonia 1 of 17 N2 + 3H2... 2NH3 2 of 17 Nitrogen can be gotten from..., Which is 78%.. Air, Nitrogen 3 of 17 Hydrogen is from.. Natural Gas 4 of 17 These can react to form..But the reaction is... so... Ammonia, Reversible, Ammonia breaks down again into Nitrogen and Hydrogen 5 of 17 Pressure:... Temperature:... Catalysts:... 200 Atmospheres, 450 degrees, Iron 6 of 17 Because the reaction is is reversible.. Compromises need to be made. 7 of 17 High pressure favours the.. Forward Reaction 8 of 17 4 Molecules of gas on the... For every 2 on the... Left, Right 9 of 17 Pressure is set high to get.. the best % yield 10 of 17 200 Atmospheric pressure is used because,, it is not very expensive 11 of 17 Forward reaction is.. Exothermic so.. Increasing the temperature pushed the equilibrium the wrong way 12 of 17 Low Temperature means.. slow rate of reaction. 13 of 17 450 Degrees is a compromise between.. Maximum Yield and Speed of reaction 14 of 17 Ammonia is then formed as a gas and then.. Liquified and removed. 15 of 17 Unused Ammonia and Hydrogen is... recycled... 16 of 17 Without a catalyst the temperature would need to be... Raised further to get a quick enough reaction 17 of 17
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