Chemistry Which variety of coal contains recognisable traces of the original plant material ? Anthracite Lignite Bitumen Peat Anthracite Lignite Bitumen Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Refrigerant 'FREON' is Calcium Tetra Fluoride Hydrofluosilicic Acid Fluorspar and Felspar Difluoro Dichloro Methane Calcium Tetra Fluoride Hydrofluosilicic Acid Fluorspar and Felspar Difluoro Dichloro Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Table salt gets moist during rainy season because Sodium chloride contains some quantity of sodium iodide Sodium chloride is deliquescent Sodium chloride is hygroscopic Sodium chloride contains hygroscopic impurities like magnesium chloride Sodium chloride contains some quantity of sodium iodide Sodium chloride is deliquescent Sodium chloride is hygroscopic Sodium chloride contains hygroscopic impurities like magnesium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The total energy of revolving electron in an atom Can have any value above zero Cannot be negative Can never be positive Will always be positive Can have any value above zero Cannot be negative Can never be positive Will always be positive ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is Fe3O4 Fe2O3 FeCO3 2Fe2O3. 3H2O Fe3O4 Fe2O3 FeCO3 2Fe2O3. 3H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas emitted by power stations causes acid rain? Carbon dioxide Helium Sulphur dioxide Nitrogen Carbon dioxide Helium Sulphur dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP