Chemistry The lightest gas which is non-inflammable is Nitrogen Hydrogen Helium Oxygen Nitrogen Hydrogen Helium Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who first published the periodic table Henry Moseley Dmitri Mendeleev Julius Lothar Meyer John Dalton Henry Moseley Dmitri Mendeleev Julius Lothar Meyer John Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen is an essential constituent of all : Fats Vitamins Carbohydrates Proteins Fats Vitamins Carbohydrates Proteins ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following iron ores, the highest percentage of iron content is found in– None of these Limnonite Haemetite Magnetite None of these Limnonite Haemetite Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Phosphorus is kept in water because Its critical temperature is high Its ignition temperature is very low Its critical temperature is low Its ignition temperature is very high Its critical temperature is high Its ignition temperature is very low Its critical temperature is low Its ignition temperature is very high ANSWER DOWNLOAD EXAMIANS APP
Chemistry One carat of diamond is equal to 200 mg 250 mg 150 mg 100 mg 200 mg 250 mg 150 mg 100 mg ANSWER DOWNLOAD EXAMIANS APP