Chemistry Which of the following is a secondary pollutant ? SO2 PAN CO NO SO2 PAN CO NO ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Ethylene Styrene Acetylene Methane Ethylene Styrene Acetylene Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodex, a pain relief balm, has the smell of ________ . Methyl salicylate Ethyl salicylate Butyl salicylate Propyl salicylate Methyl salicylate Ethyl salicylate Butyl salicylate Propyl salicylate 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 The chief source of naphthalene is Coal-tar Diesel Charcoal Camphor Coal-tar Diesel Charcoal Camphor ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Aluminium Potassium Magnesium Beryllium Aluminium Potassium Magnesium Beryllium ANSWER DOWNLOAD EXAMIANS APP
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