Chemistry The product, 9-nitroanthracene is obtained from anthracene by the action of Nitric acid in excess Nitric acid and ethyl alcohol Nitric acid and acetic anhydride Nitric acid and acetic acid Nitric acid in excess Nitric acid and ethyl alcohol Nitric acid and acetic anhydride Nitric acid and acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The structure of (HPO3)3 is Tetrahedral Linear Cyclic Octahedral Tetrahedral Linear Cyclic Octahedral ANSWER DOWNLOAD EXAMIANS APP
Chemistry White lung cancer' is caused by Silica Asbestos Textiles Paper Silica Asbestos Textiles Paper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the combination of CO and H2 CO2and H2 CO2 and CO CO and H2O CO and H2 CO2and H2 CO2 and CO CO and H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Saline soil contains Hard rocks High concentration of salt Lot of moisture None of these Hard rocks High concentration of salt Lot of moisture None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas produced in marshy places due to decomposition of vegetation is Carbon monoxide Sulphur dioxide Methane Carbon dioxide Carbon monoxide Sulphur dioxide Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP