Chemistry Which gas is used as fire extinguisher ? Carbon suboxide Carbon monoxide Carbon dioxide Sulphur dioxide Carbon suboxide Carbon monoxide Carbon dioxide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following statements is not correct? Vulcanisation of rubber makes it Strong and hard Chemical resistant Soft and flexible Withstand higher temperatures Strong and hard Chemical resistant Soft and flexible Withstand higher temperatures ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in embalming biological materials is Formaldehyde in methanol Ethylene glycol Gaseous formaldehyde Formaldehyde in water Formaldehyde in methanol Ethylene glycol Gaseous formaldehyde Formaldehyde in water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following fuels causes minimum environmental pollution? Coal Diesel Kerosene Hydrogen Coal Diesel Kerosene Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a gaseous air pollutant? Smoke Oxides of nitrogen Hydrocarbon Oxides of sulphur Smoke Oxides of nitrogen Hydrocarbon Oxides of sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a renewable source of energy ? Natural gas Uranium Geothermal powder Coal Natural gas Uranium Geothermal powder Coal ANSWER DOWNLOAD EXAMIANS APP
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