JEE Main · 2021 · Shift-IIeasyDNF-230

In the given chemical reaction, colors of the Fe2+ and Fe3+ ions, are respectively : 5 Fe2+ + MnO4- + 8H+ Mn2+ + 4H2O +…

d & f-Block Elements · Class 12 · JEE Main Previous Year Question

Question

In the given chemical reaction, colors of the \ceFe2+\ce{Fe^2+} and \ceFe3+\ce{Fe^3+} ions, are respectively : \ce5Fe2++MnO4−+8H+→Mn2++4H2O+5Fe3+\ce{5 Fe^2+ + MnO4^- + 8H^+ \rightarrow Mn^2+ + 4H2O + 5 Fe^3+} (1) Yellow, Green (2) Yellow, Orange (3) Green, Orange (4) Green, Yellow

Options
  1. a

    Yellow, Green

  2. b

    Yellow, Orange

  3. c

    Green, Orange

  4. d

    Green, Yellow

    ✓
Correct Answerd

Green, Yellow

Practice this question with progress tracking

Want timed practice with adaptive difficulty? Solve this question (and hundreds more from d & f-Block Elements) inside The Crucible, our adaptive practice platform.

Practice in The Crucible →Browse d & f-Block Elements chapter →

More JEE Main d & f-Block Elements PYQs

2024easy

When MnO2 and H2SO4 is added to a salt (A), the greenish yellow gas liberated as salt (A) is :

2024medium

In alkaline medium, MnO4- oxidises I- to

2024easy

Alkaline oxidative fusion of MnO2 gives "A" which on electrolytic oxidation in alkaline solution produces B. A and B respectively are:

2024medium

A first row transition metal in its +2 oxidation state has a spin-only magnetic moment value of 3.86 BM. The atomic number of the metal is:

2024medium

The orange colour of K2Cr2O7 and purple colour of KMnO4 is due to:

View all 111 d & f-Block Elements PYQs →
In the given chemical reaction, colors of the Fe2+ and Fe3+ ions, are respectively : 5 Fe2+ + MnO4-… (JEE Main 2021) | Canvas Classes