A compound that acts as both reducing and oxidising agent is-
1. H2SO4
2. H2O2
3. KOH
4. KMnO4
The correct statement among the following regarding perhydrol is -
1. It is 30% H2O2 or 100 vol. H2O2
2. Its molarity is 8.8 M
3. It is used as an antiseptic and a germicide
4. All of the above
OXIDISINThe incorrect statement among the following regarding H2O2 is -
1. It can only act as an oxidising agent
2. It decomposes on exposure to light
3. It has to be stored in plastic or wax-lined glass bottles in dark
4. It has to be kept away from dust
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.
On bubbling CO2 through a solution of barium peroxide in water:
1. O2 is formed
2. H2CO3 is formed
3. H2O2 is formed
4. H2 is formed
The reaction of aqueous KMnO4 with H2O2 in acidic condition gives:
1.
2.
3.
4.
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.