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