Chemistry The Refrigerant 'FREON' is Fluorspar and Felspar Calcium Tetra Fluoride Difluoro Dichloro Methane Hydrofluosilicic Acid Fluorspar and Felspar Calcium Tetra Fluoride Difluoro Dichloro Methane Hydrofluosilicic Acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is usually not an air-pollutant? Carbon dioxide Nitrous oxide Hydrocarbons Sulphur dioxide Carbon dioxide Nitrous oxide Hydrocarbons Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name of sodium bicarbonate is Baking soda Soda ash Soda lime Baking powder Baking soda Soda ash Soda lime Baking powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry Setting of plaster of paris involves Oxidation process Dehydration process Reduction process Hydration to form other hydrates Oxidation process Dehydration process Reduction process Hydration to form other hydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical formula of washing soda is Na2CO3.10H2O NaHCO3 Na2SO4.10H2O Ca(OH)2 Na2CO3.10H2O NaHCO3 Na2SO4.10H2O Ca(OH)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry At room temperature, the metal that remains liquid is: Lead Platinum Zinc Mercury Lead Platinum Zinc Mercury ANSWER DOWNLOAD EXAMIANS APP
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