A Proposed Mechanism for the Reduction of Nitrogen as NO

question 57

Multiple Choice

A proposed mechanism for the reduction of nitrogen as NO by hydrogen is: Step 1: H₂(g) + 2 NO(g)  N₂O(g) + H₂O(g)
Step 2: N₂O(g) + H₂(g)  N₂(g) + H₂O(g)
What is the molecularity of Step 1?

• A) unimolecular
• B) bimolecular
• C) termolecular
• D) zero molecular (spontaneous)
• E) More information is needed to answer this question.

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Definitions:

Objectivity

The practice of presenting information in a fact-based, unbiased manner, without letting personal feelings or opinions influence.

Hypotheses

Proposed explanations made on the basis of limited evidence as starting points for further investigation.

Possible Explanations

Various theories or reasons presented to understand or justify an occurrence, phenomenon, or decision.

Unrepresentative Data

Data that does not accurately reflect the characteristics or distribution of the whole population or phenomenon it is supposed to represent.