1
IIT-JEE 1998
Subjective
+4
-0
Hydrogen peroxide acts both as an oxidising and as a reducing agent in alkaline solution towards certain first row transition metal ions. Illustrate both these properties of H2O2 using chemical equations.
2
IIT-JEE 1997
Subjective
+2
-0
Give reasons of the following:
The crystalline salts of alkaline earth metals contain more water of crystallisation than the corresponding alkali metal salts.
3
IIT-JEE 1997
Subjective
+5
-0
To a 25ml H2O2 solution, excess of acidified solution of potassium iodide was added. The iodine liberated required 20 ml of 0.3 N sodium thiosulphate solution. Calculate the volume strength of H2O2 solution.
4
IIT-JEE 1997
Subjective
+1
-0
Give reactions for the oxidation of hydrogen peroxide with potassium permanganate in acidic medium.
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