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AP EAMCET201724 Apr 2017Morning ShiftChemistryGeneral Principles and Processes of Isolation of MetalsActual

Match the following array ll List - I & List - II A) Al ₂ O ₃+2 NaOH +3 H ₂ O 2 Na [ Al ( OH )₄ ] & I) Roasting B) Ni ( CO )₄ 230^ C Ni +4 CO & II) Calcination C) Fe ₂ O ₃ 3 H ₂ O Fe ₂ O ₃+3 H ₂ O & II) Vapour phase refining D) 2 PbS +3 O ₂ 2 PbO +2 SO ₂ & IV) Electrolysis & V) Leaching array The correct answer is

Options

  1. Aarray llll A & B & C & D V & II & II & I array
  2. Barray llll A & B & C & D II & II & IV & V array
  3. Carray llll A & B & C & D IV & II & II & I array
  4. Darray llll A & B & C & D I & II & IV & II array

Correct answer

A. array llll A & B & C & D V & II & II & I array

Step-by-step solution

No solution. Refer to answer key.

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