The reaction of aqueous KMnO4 with H2O2 in acidic condition gives:
The ease of adsorption of the hydrated alkali metal ions on ion-exchange resins follows the order
Some statements about water are given below:
(a) Heavy water is used as a moderator in nuclear reactors.
(b) Heavy water is more associated than ordinary water.
(c) Heavy water is a more effective solvent than ordinary water.
Which of the above statements are correct?
1. (a), (b) and (c)
2. (b) and (c)
3. (a) and (c)
4. (a) and (b)