1
Q
Fe3+, I-
A
Yellow → Deep Brown
2
Q
I2, Br-
A
No observable change
3
Q
Br2, I-
A
Brown → Deep Brown
4
Q
Cl2, Br-
A
Yellowish Green → Brown
5
Q
Cl2, I-
A
Yellowish Green → Deep Brown
6
Q
Cr2O7*2-/H+, I-
A
Orange → Deep Brown
7
Q
Cr2O7*2-/H+, Fe2+
A
Orange → Yellow
8
Q
Cr2O72-/H+, SO32-
A
Orange → Green
9
Q
MnO4-/H+, Br-
A
Purple → Brown
10
Q
MnO4-/H+, I-
A
Purple → Deep Brown
11
Q
MnO4-/H+, Fe2+
A
Purple → Yellow
12
Q
MnO4-/H+, SO3*2-
A
Purple → Colourless
Chemistry
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