Chemistry Which of the following pollutants is main product of automobile exhaust ? CO2 CO NO Hydrocarbons CO2 CO NO Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is liquid non-metal ? Alcohol Mercury Water Bromine Alcohol Mercury Water Bromine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The basic chemical building block of natural rubber obtained from trees is Neoprene Vinyl Chloride Isoprene Acetylene Neoprene Vinyl Chloride Isoprene Acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper is refined by Zone refining Oxidation Electrolysis Roasting Zone refining Oxidation Electrolysis Roasting ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following coal contains 90 per cent of carbon? Lignite Bitumen Anthracite Peat Lignite Bitumen Anthracite Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mercury is emitted into air by Steam engine Burning coal Burning garbage Coal fire Steam engine Burning coal Burning garbage Coal fire ANSWER DOWNLOAD EXAMIANS APP
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