Chemistry Which one is the lightest element in the periodic table Oxygen Helium Carbon Hydrogen Oxygen Helium Carbon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Percentage of carbon in steel ranges from 1.5 to 3.0 4.0 to 6.0 0.1 to 1.5 3.0 to 4.0 1.5 to 3.0 4.0 to 6.0 0.1 to 1.5 3.0 to 4.0 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one among the following is not a mixture? Brass Graphite Glass Steel Brass Graphite Glass Steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pollutant responsible for ozone holes is ________ CO2 CFC SO2 CO CO2 CFC SO2 CO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following compounds is commonly used as an antiseptic in mouthwashes and toothpastes ? Sodium chloride Hydrogen peroxide Saltpetre Borax Sodium chloride Hydrogen peroxide Saltpetre Borax ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is added to aviation gasoline because it Reduces evaporation of petrol Prevents freezing of petrol Increases efficiency of petrol Reduces consumption of petrol Reduces evaporation of petrol Prevents freezing of petrol Increases efficiency of petrol Reduces consumption of petrol ANSWER DOWNLOAD EXAMIANS APP