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The flow chart below shows some industrial processes. Use it to answer the questions that follow
flowchartq16nitrogen

  1. Give the source of the following raw materials
    • Nitrogen gas 
    • Hydrogen gas 
  2. Name the following substances;
    1. Catalyst P 
    2. Gas M 
    3. Liquid F 
  3. Write the chemical equations for; formation of gas M. 
  4. The reaction in the absorption tower 
  5. State one use of nitric (v) acid 

1 Answer

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  1.    
    • Nitrogen gas  - fractional distillation of liquid air
    • Hydrogen gas  - Electrolysis of brine
                                 Cracking of hydrocarbon
                                  Water gas
  2.   
    • Catalyst P - rhodium 
    • Gas M  - Nitrogen (II) Oxide 
    • Liquid F  - water 
  3.                  platinum
    4NH3 +5O     →    4NO(g) + 6H2(l)
  4. 4 NO2(g) +2H2O(l)+O2(g) → 4 HNO3(aq)
  5.   
    • Manufacture of nitrate fertilizers, synthetic fibre, dyes, drugs, explosives,
    • Purification of metals 
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