Gas Chromatography Which of the following is not used for detection in GC? Infrared spectroscopy Flame ionisation NMR Electrical conductivity Infrared spectroscopy Flame ionisation NMR Electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of these effects result from slow injection of a large sample volume? Decreased resolution Increased resolution Constant resolution Non-linear detector response Decreased resolution Increased resolution Constant resolution Non-linear detector response ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography The GC trace obtained after an experiment is called a graph chromatogram chromatograph chromatophore graph chromatogram chromatograph chromatophore ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography Which of the following detectors give concentration-dependent signals? All of these Thermal conductivity Infra-red detector Electron-capture detector All of these Thermal conductivity Infra-red detector Electron-capture detector ANSWER DOWNLOAD EXAMIANS APP
Gas Chromatography What useful information can be found from a Van Deemter plot? Optimum column temperature Optimum mobile phase flow rate The selectivity factor Optimum column length Optimum column temperature Optimum mobile phase flow rate The selectivity factor Optimum column length ANSWER DOWNLOAD EXAMIANS APP