is stored in:
1. Iron container after the addition of stabilizer
2. Glass container after the addition of stabilizer
3. Plastic container after the addition of stabilizer
4. None of the above
Acidified is decolourised by:
(1) oxygen
(2) hydrogen
(3) nitric oxide
(4) nascent hydrogen
The role of when added to a solution containing is of-
1. An oxidizing agent
2. A reducing agent
3. Both as an oxidizing as well as a reducing agent
4. None of the above
The correct statement among the following regarding reaction of with potassium ferrocyanide to ferricyanide is -
(1)
(2)
(3)
(4)
act as a reducing agent in :
1. Reaction with a ferrous salt.
2. Reaction with iodides.
3. Reaction with lead sulphide.
4. Reaction with in an acid medium.
turns an acidified solution of ........... to orange-red.
(1)
(2)
(3)
(4)
cannot be formed by which of the following reaction?
(1) Electrolysis of 50%
(2) Hydrolysis of
(3) Action of
(4) Action of
The correct statement among the following regarding H2O2 is-
1. Two hydrogen atoms are connected to one oxygen atom.
2. All the four atoms are in the same plane.
3. The four atoms are arranged in a non-linear and non-planar manner.
4. O-H bonds are polar but the molecule is non-polar.
The oxidising nature of is shown in the reaction-
1.
2.
3.
4.
on treatment with chlorine gives:
(1)
(2) oxygen
(3) HOCl
(4)