Chemistry The gas produced in marshy places due to decomposition of vegetation is Carbon dioxide Carbon monoxide Methane Sulphur dioxide Carbon dioxide Carbon monoxide Methane Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver halides are used in photographic plates because they are Soluble in hyposolution Totally colourless Oxidised in air Reduced by light Soluble in hyposolution Totally colourless Oxidised in air Reduced by light ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a preservative to protect processed food? Sodium sulphate Sodium metabisulphite Saccharin BHT Sodium sulphate Sodium metabisulphite Saccharin BHT ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following was used as a chemical weapon in the first world war ? Mustard gas Hydrogen cyanide Carbon monoxide Water gas Mustard gas Hydrogen cyanide Carbon monoxide Water gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of aluminium is bauxite monazite haematite magnetite bauxite monazite haematite magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The buffer action of blood is due to the presence of [HCO3]– and H2CO3 CI– and [HCO3]– CI– and [CO3]2– HCI and NaCI [HCO3]– and H2CO3 CI– and [HCO3]– CI– and [CO3]2– HCI and NaCI ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS