Which one of the following is reduced by...

Which one of the following is reduced by hydrogen peroxide in acid medium?

A

Potassium permagnete

B

Potassium iodide

C

Ferrous sulphate

D

Potassium ferrocyanide

Text Solution

Verified by Experts

The correct Answer is:

A

`H_(2)O_(2)` reduces acidified `KMnO_(4)` solution. As a result. The pink colour of `KMnO_(4)` is changed.

Promotional Banner

Promotional Banner

Topper's Solved these Questions

COMPOUNDS CONTAINING NITROGEN
NIKITA PUBLICATION|Exercise MCQ|418 Videos
ELECTROCHEMISTRY
NIKITA PUBLICATION|Exercise Questions From Competitive Exam|46 Videos

NIKITA PUBLICATION-D-AND F-BLOCK ELEMENTS-MULTIPLE CHOICE QUESTIONS

MnO(4)^(2-) can be coverted to MnO(4)^(-) 1) by oxidation of Cl(2) ...
Text Solution
|
When SO(2) is passed through an acidified K(2)Kr(2)O(7) solution, the ...
Text Solution
|
Which one of the following is reduced by hydrogen peroxide in acid med...
Text Solution
|
Traces of MnO (4)^(-) in conc. H(2) SO(4) may be changed to
Text Solution
|
Pyrolusite in MnO(2) is used to prepare KMnO(4). steps are MnO(2) ov...
Text Solution
|
Which statement is not correct
Text Solution
|
In acidic medium MnO(4)^(2-)
Text Solution
|
Which is not true statement about KMnO(4)
Text Solution
|
The product of oxidation of I^(-) with MnO(4)^(-) in alkaline medium i...
Text Solution
|
The colour of K(2)Cr(2)O(7) changes from red-orange to lemon-yellow on...
Text Solution
|
At pH =4. Cr(2)O(7)^(2-) existas
Text Solution
|
At pH=12,Cr(2)O(7)^(2-) changes to:
Text Solution
|
When KMnO(4) reacts with acidified FeSO(4)
Text Solution
|
Cr(2)O(7)^(2-)overset(pH=x)rarrCrO(4)^(2-)overset(pH=y)rarrCr(2)O(7)^(...
Text Solution
|
KMnO(4) reacts with KI in acidic medium gives
Text Solution
|
Acidic KMnO(4) oxidises SO(2) to
Text Solution
|
Acidic K(2) Cr(2)O(7) oxidises KI to
Text Solution
|
Acidic K(2)Cr (2)O(7) oxidises S(2) to K(2)SO(4) and itself reduced i...
Text Solution
|
f-block elements are placed in
Text Solution
|
f-block elements (sometimes called inner transition elements) are the ...
Text Solution
|