Chemistry Percentage of carbon in steel ranges from 3.0 to 4.0 0.1 to 1.5 1.5 to 3.0 4.0 to 6.0 3.0 to 4.0 0.1 to 1.5 1.5 to 3.0 4.0 to 6.0 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Air Hydrogen Carbon monoxide Methane Air Hydrogen Carbon monoxide Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of improving the quality of rubber by heating it with sulphur is called. Acceleration Galvanization Sulphonation Vulcanization Acceleration Galvanization Sulphonation Vulcanization ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lustre of the metals is because of Absorption of light due to the presence of cavities Reflection of light due to the presence of free electrons High polish High density, due to closed packing of atoms Absorption of light due to the presence of cavities Reflection of light due to the presence of free electrons High polish High density, due to closed packing of atoms ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tear gas used by the police to disperse the mob contains Chlorine Hydrogen sulphide Ammonia Carbon dioxide Chlorine Hydrogen sulphide Ammonia Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Most commonly used bleaching agent is Sodium chloride Chlorine Carbon dioxide Alcohol Sodium chloride Chlorine Carbon dioxide Alcohol ANSWER DOWNLOAD EXAMIANS APP