General Principles and Processes of Isolation of Elements (Metallurgy) questions
507 published questions with worked solutions.
- The reaction that does NOT take place in a blast furnace between 900 K to 1500 K temperature range during extraction of iron is :Not in JEE Main or NEET syllabus
- The maximum temperature that can be achieved in blast furnace is :Not in JEE Main or NEET syllabus
- Calamine and Malachite, respectively, are the ores of :Not in JEE Main or NEET syllabus
- Which of the following reduction reaction CANNOT be carried out with coke ?Not in JEE Main or NEET syllabus
- The process that involves the removal of sulphur from the ores is :Not in JEE Main or NEET syllabus
- Match List-I with List-II : List-I: (a) Haematite (b) Bauxite (c) Magnetite (d) Malachite List-II: (i) Al_2O_3.xH_2O (ii) Fe_2O_3...Not in JEE Main or NEET syllabus
- Match list-I with list-II : List-I: (A) Mercury (B) Copper (C) Silicon (D) Nickel List-II: (i) Vapour phase refining (ii)...Not in JEE Main or NEET syllabus
- The chemical that is added to reduce the melting point of the reaction mixture during the extraction of aluminium is :Not in JEE Main or NEET syllabus
- Consider two chemical reactions (A) and (B) that take place during metallurgical process : (A) ZnCO_3(s) ZnO(s)+CO_2(g) (B)...Not in JEE Main or NEET syllabus
- The metal that can be purified economically by fractional distillation method is:Not in JEE Main or NEET syllabus
- Sulphide ion is soft base and its ores are commonfor metals. (a) Pb (b) Al (c) Ag (d) Mg Choose the correct answer from the...Not in JEE Main or NEET syllabus
- Which of the following ore is concentrated using group 1 cyanide salt ?Not in JEE Main or NEET syllabus
- Al_2O_3 was leached with alkali to get X. The solution of X on passing of gas Y, forms Z. X,Y and Z respectively are :Not in JEE Main or NEET syllabus
- The mass of carbon anode consumed (giving only carbondioxide) in the production of 270 kg of aluminium metal from bauxite by the...Not in JEE Main or NEET syllabus
- The addition of silica during the extraction of copper from its sulphide ore :-Not in JEE Main or NEET syllabus
- Which refining process is generally used in the purification of low melting metals ?Not in JEE Main or NEET syllabus
- Assertion (A) : Aluminium is extracted from bauxite by the electrolysis of molten mixture of Al_2O_3 with cryolite. Reason (R) :...Not in JEE Main or NEET syllabus
- The method used for the purification of Indium is:Not in JEE Main or NEET syllabus
- Match List I with List II : (Both having metallurgical terms) List-I: (a) Concentration of Ag ore (b) Blast furnace (c) Blister...Not in JEE Main or NEET syllabus
- Statement I : Sphalerite is a sulphide ore of zinc and copper glance is a sulphide ore of copper. Statement II : It is possible...Not in JEE Main or NEET syllabus
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