Chemistry Which of the following is used for refrigeration? Chlorine Phosphine Sulphur dioxide Freon Chlorine Phosphine Sulphur dioxide Freon ANSWER DOWNLOAD EXAMIANS APP
Chemistry In galvanization, iron is coated with Nickel Copper Tin Zinc Nickel Copper Tin Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is secondary air pollutant ? Dust particles SO2 Photochemical smog NO2 Dust particles SO2 Photochemical smog NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the major constituent of LPG? Methane Propane Ethane Butane Methane Propane Ethane Butane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid used in lead storage cells is Sulphuric acid Nitric acid Phosphoric acid Hydrochloric acid Sulphuric acid Nitric acid Phosphoric acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hottest part of the gas flame is known as blue zone luminous zone dark zone non-luminous zone blue zone luminous zone dark zone non-luminous zone ANSWER DOWNLOAD EXAMIANS APP
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