In which of the following metals extraction, impurities are removed as slag? i. Al $\quad$ ii. Fe iii. Cu…

In which of the following metals extraction, impurities are removed as slag? i. Al $\quad$ ii. Fe iii. Cu $\quad$ iv. Zn
The correct option is
  1. i , ii, iv only
  2. i, ii only
  3. ii, iii only
  4. ii, iii, iv only

Solution

Iron oxide slags off as iron slicate is formed. Copper is produced in the form of copper matte. This contains $\mathrm{Cu}_2 \mathrm{~S}$ and FeS.

Asked in: AP EAMCET 2024 (22 May Shift 1)

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