Chemistry The hardest form of carbon is diamond coke graphite charcoal diamond coke graphite charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicle which causes air pollution is Methane Carbon dioxide Carbon Monoxide Ozone gas Methane Carbon dioxide Carbon Monoxide Ozone gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Combustion of a candle is a/an Endothermic reaction Physical change Exothermic reaction Photochemical reaction Endothermic reaction Physical change Exothermic reaction Photochemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The formula C6H5-CO-CH3 represents Acetophenone Acetone Acetic acid Phenyl acetate Acetophenone Acetone Acetic acid Phenyl acetate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is FeCO3 2Fe2O3. 3H2O Fe2O3 Fe3O4 FeCO3 2Fe2O3. 3H2O Fe2O3 Fe3O4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Bhopal gas tragedy was caused by the gas Methyl chloride Methyl Iso Cyanide Methyl Cyanide Methyl Iso Cyanate Methyl chloride Methyl Iso Cyanide Methyl Cyanide Methyl Iso Cyanate ANSWER DOWNLOAD EXAMIANS APP