Chemistry The most abundant rare gas in the atmosphere is He Ar Ne Xe He Ar Ne Xe ANSWER DOWNLOAD EXAMIANS APP
Chemistry Particulates (< 1 µm size) remaining suspended in air indefinitely and transported by wind currents are called Mists Smoke Aerosols Fumes Mists Smoke Aerosols Fumes ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Water vapour Carbon monoxide Carbon dioxide Ozone Water vapour Carbon monoxide Carbon dioxide Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The residue left after extracting juice from sugarbeet and sugarcane is called Bagasse Biomass Molasses Whey Bagasse Biomass Molasses Whey ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tetra ethyle lead (TEL) is A reductant An antioxidant An antiknock compound A catalyst in burning fossil fuel A reductant An antioxidant An antiknock compound A catalyst in burning fossil fuel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not an addition polymer Polystyrene Polythene PVC Nylon Polystyrene Polythene PVC Nylon ANSWER DOWNLOAD EXAMIANS APP
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