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