Q. How can carbon monoxide be detected using flame ionization detectors while using gas chromatography technique?

View solution

Q. Flame ionization detectors are sensitive to which of the following gases?

View solution

Q. Which of the following is the most abundant hydrocarbon which is emitted into the atmosphere by biological activity?

View solution

Q. Which of the following methods cannot be used for the estimation of hydrocarbons?

View solution

Q. CO analyzers based on infrared absorption would give greater sensitivity under which of the following conditions?

View solution

Q. Hydrogen flame ionization detector can be used to detect only the peak of CO and not methane.

View solution

Q. Which of the following is not a component of the mixture present in the reference cell of Non-dispersive infrared analyzer?

View solution

Q. A stripper column used in gas chromatography, can be used to retain which of the following when an air sample is passed through it?

View solution

Q. The disadvantage of Non-dispersive infrared analyzer is that the effect of flow rate is large.

View solution

Q. The zero of the scale is calibrated using which of the following as the sample?

View solution

Q. Non-dispersive infrared analyzer depends on the characteristic absorption of the CO molecule at a wavelength of __________

View solution

Q. Which of the following are not the characteristics of Non-dispersive infrared analyzer method?

View solution

Q. Which of the following is the full scale range of Gas chromatography method used for measurement of carbon monoxide?

View solution

Q. Which of the following is the full scale range of Infrared spectroscopy method used for measurement of carbon monoxide?

View solution

Q. West-Gaeke colorimetric method is used to analyse oxides of nitrogen.

View solution

Q. In which of the following ways can chemiluminescence occur in compounds of nitrogen?

View solution

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

View solution

Q. CO laser is operated at liquid nitrogen temperature.

View solution

Q. Which of the following is the wavelength at which CO laser operates?

View solution

Q. Which of the following is the most common application of Chemiluminescence method used for the analysis of Nitrogen oxides?

View solution