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