Chemistry Acid rain' is caused due to air - pollution by Methane Carbon monoxide Carbon dioxide Nitrous oxide and sulphur dioxide Methane Carbon monoxide Carbon dioxide Nitrous oxide and sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The name of plastic polymer from which combs, toys, bowls etc., can be made, is Teflon Polystyrene Metallic polysulphides Polyurethane Teflon Polystyrene Metallic polysulphides Polyurethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of s-electrons in Mg(Z = 12) p-electrons in Ne(Z = 10) p-electrons in CI(Z = 17) d-electrons in Fe(Z = 26) s-electrons in Mg(Z = 12) p-electrons in Ne(Z = 10) p-electrons in CI(Z = 17) d-electrons in Fe(Z = 26) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of common salt is Sodium Sodium Chloride Sodium Bicarbonate Sodium Oxide Sodium Sodium Chloride Sodium Bicarbonate Sodium Oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following could be used as fuel in propellant or rockets ? Liquid Hydrogen + Liquid Oxygen Liquid Oxygen + Liquid Argon Liquid Hydrogen + Liquid Nitrogen Liquid Nitrogen + Liquid Oxygen Liquid Hydrogen + Liquid Oxygen Liquid Oxygen + Liquid Argon Liquid Hydrogen + Liquid Nitrogen Liquid Nitrogen + Liquid Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following produces highest amount of energy upon oxidation? An alkane Fat Glucose Protein An alkane Fat Glucose Protein ANSWER DOWNLOAD EXAMIANS APP