Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Carbon dioxide Water vapour Carbon monoxide Ozone Carbon dioxide Water vapour Carbon monoxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry White phosphorus is generally kept under Kerosene oil Glycerine Water Alcohol Kerosene oil Glycerine Water Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, which is always found in free-state in nature? Sodium Silver Copper Gold Sodium Silver Copper Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tear gas used by the police to disperse the mob contains Chlorine Ammonia Carbon dioxide Hydrogen sulphide Chlorine Ammonia Carbon dioxide Hydrogen sulphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Methane Ethylene Styrene Acetylene Methane Ethylene Styrene Acetylene ANSWER DOWNLOAD EXAMIANS APP
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