Which of the following methods are not used for the measurement of sulphur di-oxide?
A. Colorimetric method
B. Correlation spectroscopy
C. Paramagnetic analyzers
D. Flame-photometry
Answer:C
Which of the following methods are not used for the measurement of sulphur di-oxide?
A. Colorimetric method B. Correlation spectroscopy C. Paramagnetic analyzers D. Flame-photometry
Explanation: Sulphur di-oxide cannot be analysed using paramagnetic analyzer. This is because sulphur di-oxide does not have paramagnetic property.