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