Chemistry The most important ore of lead is Pyrolusite Siderite Galena Magnetite Pyrolusite Siderite Galena Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest commercial form of iron ? Stainless steel Pig iron Steel Wrought iron Stainless steel Pig iron Steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Copper Zinc Aluminium Iron Copper Zinc Aluminium Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ore of Aluminium is Chalco pyrites Bauxite Fluorspar Hematite Chalco pyrites Bauxite Fluorspar Hematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance which does not expand on going from liquid state to solid state is Water Aluminium Cast-iron Type metal Water Aluminium Cast-iron Type metal ANSWER DOWNLOAD EXAMIANS APP