Verified Solution • 2025–26 Session moderate

QJEEM21Ch104d: JEE Main 2021 Chemistry - Class 12 JEEM21Ch104d Solution: Match List I with List II : (Both having metallurgical terms)…

Match List I with List II : (Both having metallurgical terms)

List - I List - II
(a) Concentration of Ag ore (i) Reverberatory furnace
(b) Blast furnace (ii) Pig iron
(c) Blister copper (iii) Leaching with dilute NaCN solution
(d) Froth floatation method (iv) Sulfide ores

Choose the correct answer from the options given below :

Multiple Choice Options

  • A (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
  • B (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
  • C (a)-(iv), (b)-(i), (c)-(iii), (d)-(ii)
  • D (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)

Step-by-Step Verified Solution

(a) Concentration of Ag is performed by leaching with dilute NaCN solution

(b) Pig iron is formed in blast furnace

(c) Blister Cu is produced in Bessemer converter

(d) Froth floatation method is used for sulphide ores.

Note : During extraction of Cu reverberatory furnace is involved.

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