Gas Chromatography Derivatisation of a sample is carried out to All of these reduce polarity of the analytes increase volatility of the analytes increase the detector response All of these reduce polarity of the analytes increase volatility of the analytes increase the detector response ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography The column is heated to all of these control elution of the different analytes prevent analyte condensation within the column reduce band broadening to get sharper peaks all of these control elution of the different analytes prevent analyte condensation within the column reduce band broadening to get sharper peaks ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography In column switching chromatography any of the above the flow to the column is switched on and off repeatedly compounds trapped on one column are eluted to another column one column is removed and replaced by another any of the above the flow to the column is switched on and off repeatedly compounds trapped on one column are eluted to another column one column is removed and replaced by another ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the following are not used as stationary phases in a GC column? Silica None are used as stationary phases Cyclodextrins Polysiloxanes Silica None are used as stationary phases Cyclodextrins Polysiloxanes ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the statements is correct? Gas chromatography is used to analyse gases Gas chromatography is used to analyse gases, solutions and solids Gas chromatography is used to analyse solids All of these Gas chromatography is used to analyse gases Gas chromatography is used to analyse gases, solutions and solids Gas chromatography is used to analyse solids All of these ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Doubling the column's length increases resolution by a factor of 4 3 2 (2)0.5 4 3 2 (2)0.5 ANSWER DOWNLOAD EXAMIANS APP
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