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Chemistry - General Principles and Processes of Isolation of Metals

Practise 76 NTA Abhyas (JEE Main) questions on General Principles and Processes of Isolation of Metals. Each question shows a quick preview so you can jump straight to the topic you want to revise.

General Principles and Processes of Isolation of Metals has been asked in 0 of the 24 years of NTA Abhyas (JEE Main) papers analysed (2002–2025), with 76 questions in all. 100% of them were easy, 0% moderate and 0% tough. Most of its questions came from 2025, with 0 questions that year. In the last three years (2023–2025) it had 0 questions across 63 papers, about 0 per paper.

All of the chapter's questions come from a single topic, Uncategorized.

  1. 1The reductions of an oxide by aluminium is called.
  2. 2Method used for extraction of P b and S n from their chief ore
  3. 3Heating mixture of Cu 2 O and Cu 2 S will give
  4. 4Sulphide ores are common for the metals
  5. 5Copper is extracted from copper pyrites ore by heating in a blast furnace. The method is based on the principle that
  6. 6During the process of electro refining of copper, some metals present as impurity settle down as anode mud. These are:
  7. 7Consider the following metallurgical processes (I) Heating impure metal with CO and distilling the resulting volatile carbonyl (boiling poin
  8. 8In blast furnace iron oxide is reduced by
  9. 9Four metals and their methods of refinement are given i. Ni, Cu, Zr, Ga ii. Electrolysis, van-Arkel process, Zone refining, Mond's process C
  10. 10In the metallurgy of iron, when limestone is added to the blast furnace, the calcium ion ends up in:-
  11. 11Among the following metals the number of metals that are extracted by self-reduction method from their respective ores is Hg, Zn, Cu, Al, Mg
  12. 12Which of the following mineral does not contain A l .
  13. 13Which of the following statements, about the advantage of roasting of sulphide ore before reduction is not true?
  14. 14Which of the following process is used in the extractive metallurgy of magnesium?
  15. 15Match the compound with the metal for which it is used for the process of extraction. (i) NaCN (a) Titanium (ii) Iodine (b) Aluminium (iii)
  16. 16When a metal is electroplated with silver (Ag)
  17. 17The substance used in the thermite process of reducing metal ores is
  18. 18The extraction principle used in extraction of a metal 'M' can be represented as follows MS + 2 O 2 → MSO 4 MSO 4 + MS → 2 M + 2 SO 2 The me
  19. 19How many of the following clements exclusively occur in combined state? Gold, iron, zinc, aluminium, platinum, sodium, magnesium
  20. 20How many of the following are the minerals of aluminium? Magnesite, cryolite, kaolinite, malachite, epsum salt, bauxite, cuprite
  21. 21CN − solution used in extraction of which metal?
  22. 22Match the column (I) and (II) and select the correct answer using the codes given below. Column-I Column-II (I) Argentite (1) Halide ore (II
  23. 23Electrolytic reduction of alumina to aluminium by Hall-Heroult process is carried out
  24. 24Oxidation state of iron and chromium in chromite ore is:
  25. 25How many of these metals carbon reduction is used during their extraction. Ag, Au, Fe, Sn, Zn, Pb, Al
  26. 26An example of halide ore is
  27. 27Which of the following explain the poling process?
  28. 28Oxidation states of the metal in the minerals haematite and magnetite, respectively, are
  29. 29Van-Arkel process and Mond's process are respectively used for refining of:
  30. 30The correct statement is
  31. 31Which among the following is not a carbonate ore? : -
  32. 32Gallium arsenide is purified by
  33. 33Which of the following process involves smelting?
  34. 34During the formation of the slag by the reaction of flux and impurities which of the following is an example of acidic and basic flux? (i) F
  35. 35In the extraction of C u , the metal is formed in the Bessemer converter due to the reaction:
  36. 36Which one of the following reactions is an example for calcination process?
  37. 37Which reaction does not occur in roasting process.
  38. 38In which of the following minerals, Al is present? 1 . Fluorspar 2 . Mica 3 . Feldspar 4 . Cryolite
  39. 39Give the correct order of initials T or F for following statements. Use T if statement is true and F if it is false (i) In Gold Schmidt ther
  40. 40CaO and NaCl have the same crystal structure and nearly the same ionic radii. If 'u' is the lattice energy of NaCl, the lattice energy of Ca
  41. 41How many of the following metals can be extracted by auto-reduction? Fe , Zn , Pb , Al , Hg , Cu , K , Ca
  42. 42Which one of the following ores is best concentrated by froth floatation method?
  43. 43The important step in the extraction of metal from carbonate ore is
  44. 44Two important ores of metals are given below Malachite C u C O 3 . C u ( O H ) 2 . x H 2 O Carnallite K C l . M g C l 2 . y H 2 O What is y
  45. 45Match list I with List II and select the correct answer using the codes given below List I List II (Types of ore) (example) P Oxide ore A. F
  46. 46Which of the following statements is incorrect?
  47. 47White bauxite is leached by
  48. 48Gold is leached using CN − solution followed by reduction with Zn . What is the co-ordination number of Zn in the final product?
  49. 49Which of the following metals cannot be extracted by carbon reduction process
  50. 50Ag 2 S + NaCN → A A + Zn → B (B) is a metal. Hence, (A) and (B) are

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This chapter includes 76 NTA Abhyas (JEE Main) questions.

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These are NTA Abhyas (JEE Main) questions specifically for the General Principles and Processes of Isolation of Metals chapter. Questions from other exams like JEE Main or JEE Advanced are organised separately under their respective exam sections.

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Of the 76 questions analysed for this chapter, 100% are easy, 0% moderate and 0% tough. 2025 had the most, with 0 questions.

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All of this chapter's questions come from a single topic: Uncategorized.