Chemistry Which is abundant in Gobar gas? Methane Oxygen Hydrogen Carbon dioxide Methane Oxygen Hydrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aquaregia is a mixture of the following in the ratio 1 : 3 by volume Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HNO3 and conc. HCl Conc. HCl and conc. HNO3 Dil. HCl and dil. HNO3 Conc. HNO3 and conc. H2SO4 Conc. HNO3 and conc. HCl Conc. HCl and conc. HNO3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material used in the manufacture of lead pencil is Graphite Lead Mica Carbon Graphite Lead Mica Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a natural polymer? Bakelite Polythene Starch Nylon Bakelite Polythene Starch Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Nitrous oxide Carbon dioxide Chlorofluorocarbon Sulphur dioxide Nitrous oxide Carbon dioxide Chlorofluorocarbon Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the manufacture of vanaspati from vegetable oil is oxygen nitrogen hydrogen carbon dioxide oxygen nitrogen hydrogen carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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