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