Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Carbon dioxide Chlorofluorocarbon Sulphur dioxide Nitrous oxide Carbon dioxide Chlorofluorocarbon Sulphur dioxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas is most stable at room temperature F2 N2 H2 O2 F2 N2 H2 O2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Black lung disease occurs in people working in Paint manufacturing industry Organic solvents industry Electroplating industry Coal mines Paint manufacturing industry Organic solvents industry Electroplating industry Coal mines ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of g-molecule of oxygen in 6.02 x 1024CO molecules is 1 gram of molecule 5 gram of molecule 10 gram of molecule 0.5 gram of molecule 1 gram of molecule 5 gram of molecule 10 gram of molecule 0.5 gram of molecule ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not present in German-silver? Zinc Silver Nickel Copper Zinc Silver Nickel Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who is known as the 'father of modern chemistry' Democritus Antoine Lavoisier John Dalton Robert Boyle Democritus Antoine Lavoisier John Dalton Robert Boyle ANSWER DOWNLOAD EXAMIANS APP
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