A halide ore is an ore from which a metal can be extracted economically, where the metal is present in the form of a halide compound (containing a halogen element like Chlorine, Fluorine, Bromine, or Iodine). Let's examine the options: A) Dolomite (CaMg(CO₃)₂): This is a carbonate ore. B) Rock salt (NaCl): This is Sodium Chloride, a halide (chloride) compound of Sodium. It is an important source of sodium. C) Bauxite (Al₂O₃·nH₂O): This is an oxide ore of Aluminium. D) Galena (PbS): This is a sulfide ore of Lead.
Which of the following is halide ore?
Asked in TNPSC CS Prelims 2014 · Topic: Metals, Minerals, Ores: Properties, Uses (Important ores of common metals (e.g., iron, aluminum, copper, zinc, lead, mercury) and their chemical formulae)
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