Chemistry Which of the following is not an addition polymer Polystyrene PVC Nylon Polythene Polystyrene PVC Nylon Polythene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Black lung disease occurs in people working in Organic solvents industry Paint manufacturing industry Electroplating industry Coal mines Organic solvents industry Paint manufacturing industry Electroplating industry Coal mines ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a greenhouse gas ? Hydrogen Nitric oxide Carbon dioxide Chlorofluorocarbon Hydrogen Nitric oxide Carbon dioxide Chlorofluorocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Many people died in London in 1952 as result of air pollution producing Sleet Smog Fog Mist Sleet Smog Fog Mist ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which colour is produce by Arsenic during flame test Green Crimson Red Blue Green Crimson Red Blue ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of oxygen in air is approximately 0.01 0.78 1 0.21 0.01 0.78 1 0.21 ANSWER DOWNLOAD EXAMIANS APP