Gas Chromatography The GC trace obtained after an experiment is called a graph chromatophore chromatogram chromatograph graph chromatophore chromatogram chromatograph ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the following are not used as stationary phases in a GC column? Cyclodextrins Silica Polysiloxanes None are used as stationary phases Cyclodextrins Silica Polysiloxanes None are used as stationary phases ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography What are the benefits of decreasing the column internal diameter? All of these Increased resolution Reduced risk of column overloading Increased sample capacity All of these Increased resolution Reduced risk of column overloading Increased sample capacity ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography The column is heated to prevent analyte condensation within the column all of these control elution of the different analytes reduce band broadening to get sharper peaks prevent analyte condensation within the column all of these control elution of the different analytes reduce band broadening to get sharper peaks ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the following is not used for detection in GC? Electrical conductivity NMR Flame ionisation Infrared spectroscopy Electrical conductivity NMR Flame ionisation Infrared spectroscopy ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Split injection is carried out by splitting the sample into smaller portions to inject at the same time through parallel ports splitting the sample into smaller portions to inject sequentially None of these splitting off some of the sample so that it does not enter the column splitting the sample into smaller portions to inject at the same time through parallel ports splitting the sample into smaller portions to inject sequentially None of these splitting off some of the sample so that it does not enter the column ANSWER DOWNLOAD EXAMIANS APP
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