Chemistry White phosphorus is generally kept under Glycerine Water Kerosene oil Alcohol Glycerine Water Kerosene oil Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of safety matches? Phosphorus Graphite Silicon Sodium Phosphorus Graphite Silicon Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gypsum is used for improvement of: Acidic soils Podsols Alkaline soils Saline soils Acidic soils Podsols Alkaline soils Saline soils ANSWER DOWNLOAD EXAMIANS APP
Chemistry Major portion of the earth’s crust is mainly constituted by Silicon and Aluminium Oxygen and Silicon Silicon and Iron Oxygen and Iron Silicon and Aluminium Oxygen and Silicon Silicon and Iron Oxygen and Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is obtained from sea weeds ? Argon Iodine Sulphur Vanadium Argon Iodine Sulphur Vanadium ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a metal is heated in a flame, the electrons absorb energy and jump to higher energy state. On coming back to the lower energy siate, they emit light, which we can observe in Emission spectra Absorption spectra Fluorescence Raman spectra Emission spectra Absorption spectra Fluorescence Raman spectra ANSWER DOWNLOAD EXAMIANS APP