Chemistry Which one is the lightest element in the periodic table Helium Hydrogen Carbon Oxygen Helium Hydrogen Carbon Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, carbonate ore of Zinc is Calamine Zincblende Sphalerite Zincite Calamine Zincblende Sphalerite Zincite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of fertilizers ? Aluminium Lead Potassium Fluorine Aluminium Lead Potassium Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most important ore of lead is Siderite Pyrolusite Magnetite Galena Siderite Pyrolusite Magnetite Galena ANSWER DOWNLOAD EXAMIANS APP
Chemistry Isobars are lines joining places having equal Rainfall Pressure Height above sea-level Population Rainfall Pressure Height above sea-level Population ANSWER DOWNLOAD EXAMIANS APP
Chemistry In electro-refining, the pure metal is deposited on Cathode Electrolyte Anode Vessel Cathode Electrolyte Anode Vessel ANSWER DOWNLOAD EXAMIANS APP