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Question

How are the following prepared from hydrogen? illustrate with the equation. give the condition of the reaction

  • Methane

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Solution

Part 1: Preparation of Methane:

  • Hydrogen reacts with Carbon dioxide at 300-400°Cand pressure in the presence of a nickel (Ni) catalyst to produce methane and water.

Part 2: Reaction involved:

  • CO2(g)Carbondioxide+4H2(g)HydrogenNi300-400°CCH4(g)Methane+2H2O(l)Water+Energy
  • The above reaction is called the Sabatier reaction.

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