List of top Chemistry Questions on Metallurgy asked in TS EAMCET

Noble metals like Au, Pt dissolve in a mixture of
Identify the sets of ores of the same metal I. Kernite, Kaolinite II. Magnetite, Siderite III. Zincite, Calamine IV. Cuprite, Malachite
Identify the reaction that takes place in the blast furnace at \(1570\,\mathrm{K}-2170\,\mathrm{K}\).
The number of compounds present in Portland cement from the following is \[ \mathrm{MgO,\ CaO,\ MgCO_3,\ MgCl_2,\ Al_2O_3,\ SO_3,\ SiO_2,\ CaSO_4,\ Fe_2O_3,\ CaCl_2} \]
Which of the following statements are correct? I. Distillation method is used for refining low boiling metals II. Copper matte contains CuS and FeS III. Froth flotation is used for concentration of sulphide ores
In which of the following, metal is not correctly matched with its refining process?
Identify the incorrect match
Which of the following involves electrolysis?