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The chemiluminescence reactor with ozonator is specific to which of the following compounds?

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The chemiluminescence reactor with ozonator is specific to which of the following compounds?

(a) N2

(b) NO

(c) NO2

(d) N2O

This question was addressed to me in an online interview.

This interesting question is from Estimation of Nitrogen Oxides topic in chapter Pollution Monitoring Instruments of Analytical Instrumentation

1 Answer

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Best answer
Correct option is (b) NO

To explain I would say: The chemiluminescence reactor with ozonator is specific to NO. Here, the sample containing NO is converted into NO2 by the ozonator.

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