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Discussion :: Fertiliser Technology

  1. Iron is not used alone as a catalyst in ammonia synthesis, because

    2. A.

     Its activity declines rapidly, if heated to above 520°C
    B.

     It decomposes ammonia
    C.

     It gets oxidised above 500°C
    D.

     None of these

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    Answer : Option A

    Explanation :

    Explanation Not Provided

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