Chemistry The most important ore of lead is Pyrolusite Galena Siderite Magnetite Pyrolusite Galena Siderite Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the purest commercial form of iron ? Steel Stainless steel Pig iron Wrought iron Steel Stainless steel Pig iron Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Zinc Copper Iron Aluminium Zinc Copper Iron Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ore of Aluminium is Bauxite Hematite Chalco pyrites Fluorspar Bauxite Hematite Chalco pyrites Fluorspar 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
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