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  9. Q202

RRB Group D (Level-1 posts) 2025 · Question 202 of 386

Which of the following statements are correct in relation to the extraction of metals? The metals which lie high in the reactivity series are extracted by the electrolysis of molten ore. The metals of medium reactivity series exist as sulphides and carbonates in nature. It is easier to extract a metal from its sulphide in comparison to oxides.

  1. AOnly b and c
  2. BOnly a and c
  3. CAll a, b, and c
  4. DOnly a and bCorrect

Answer: D. Only a and b

Official answer key verified. Detailed explanation coming soon.

Source: RRB Group D 2024 Question Paper PDF (Dec 27, 2025) (Shift 1) · official-answer-key

← Q201View full paper (386 questions)Q203 →

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