Which of the following compounds is used as a catalyst in the Haber process?

Which of the following compounds is used as a catalyst in the Haber process?

Correct Answer: Iron

Step 1: Understand what a catalyst is. A catalyst is a substance that speeds up a chemical reaction without being consumed in the process.
Step 2: Learn about the Haber process. The Haber process is a method used to produce ammonia (NH3) from nitrogen (N2) and hydrogen (H2) gases.
Step 3: Identify the role of a catalyst in the Haber process. In this process, a catalyst is needed to help the reaction happen more efficiently.
Step 4: Find out which substance is used as a catalyst in the Haber process. The catalyst used is iron (Fe).
Step 5: Conclude that iron is the correct answer as the catalyst in the Haber process.

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