Home
Class 12
CHEMISTRY
An inorganic substance liberates O(2) wh...

An inorganic substance liberates `O_(2)` when heated, turns an acidified solution of Kl brown and reduces acidified `KMnO_(4)`. The substance is
(a)`SO_(2)`
(b)`H_(2)O_(2)`
(c)`KNO_(3)`
(d)`Pb(NO_(3))_(2)`

A

`HgO`

B

`H_(2)O_(2)`

C

`KNO_(3)`

D

`Pb(NO_(3))_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

When H_(2)O_(2) is added to a acidified solution of K_(2)Cr_(2)O_(7) :

By passing H_(2)S in acidified KMnO_(4) solution we get

Pb(NO_(3))_(2)+H_(2)SO_(4) to PbSO_(4)darr+2HNO_(3)

PbO_(2) ↓+HNO_(3)("Conc.") to Pb(NO_(3))_(2)+H_(2)O+[O]

When SO_(2) is passed through acidified K_(2)Cr_(2)O_(7) solution

When H_(2)S is passed through nitric acid and acidified KMnO_(4) solution the product formed is

PbO_(2)↓+HNO_(3)("Conc.") to Pb(NO_(3))_(2)+H_(2)O+[O]

On electrolysis of a solution of dilute H_(2)SO_(4) between platinum electrodes , the gas evolved at the anode is (a) SO_(2) (b) SO_(3) (c) O_(2) (d) H_(2)

An orange coloured solution acidified with H_2SO_4 and treated with a substance 'X' gives a blue coloured solution of CrO_5 . The substance 'X' is

An orange coloured solution acidified with H_2SO_4 and treated with a substance 'X' gives a blue coloured solution of CrO_5 . The substance 'X' is