Chemistry Major gaseous pollutant of the thermal power station is NO2 SO2 NH3 H2 S NO2 SO2 NH3 H2 S ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust ANSWER DOWNLOAD EXAMIANS APP
Chemistry A polymeric substance used to make parachute is Viscose Terylene Rayon Cotton Viscose Terylene Rayon Cotton ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance most commonly used as a food preservative is Sodium salt of benzoic acid Tartaric acid Acetic acid Sodium carbonate Sodium salt of benzoic acid Tartaric acid Acetic acid Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is not an anasthetic agent in surgical operations? Nitrous oxide Ether Chloroform Acetone Nitrous oxide Ether Chloroform Acetone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The weight of 6.023 × 1022 atoms of carbon is 120 gms 12 gms 0.12 gms 1.2 gms 120 gms 12 gms 0.12 gms 1.2 gms ANSWER DOWNLOAD EXAMIANS APP