Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEET
Exam
NEET
Subject
Chemistry
Chapter
Redox Reactions

NEET · Chemistry · Redox Reactions

Which element undergoes reduction in the given reaction-3Fe 3 O 4...

Which element undergoes reduction in the given reaction-3Fe3O4 (s) + 8 Al (s) → 9 Fe (s)+ 4Al2O3 (s)?

Options

  1. AFe
  2. BAl
  3. CO
  4. DNone of the above

Correct answer

A. Fe

Step-by-step solution

Iron (Fe) is reduced in the reaction because it gains electrons to form metallic iron (Fe) from iron oxide (Fe₃O₄).
Practice Redox Reactions on Quantrex Academy →

More from Redox Reactions

Calculate the oxidation number of sulfur in H_2SO_4 . MHT CET Medical 2026Consider the following compounds : K O_2, H_2 O _2 and H_2 S O_4 The oxidation state of… MHT CET Medical 2026What is the oxidation number of phosphorus in Mg_2P_2O_7 ? MHT CET Medical 2026Identify oxidant and reductant, respectively, in the following reaction: Zn(s) + Cu^ 2+… MHT CET Medical 2026Which of the following is true regarding oxidation? MHT CET Medical 2026In a reaction, 2H_2S + SO_2 arrow 2H_2O + 3S Identify the substance oxidized. MHT CET Medical 2026Predict the oxidation number of of 'C' in K_2C_2O_4 and in CH_2Cl_2 . MHT CET Medical 2026The oxidation process involves MHT CET Medical 2026 Full Redox Reactions list All NEET PYQs