1
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.
2
IIT-JEE 1995
Subjective
+2
-0
A 5.0 cm3 solution of H2O2 liberates 0.508 g of iodine from an acidified KI solution. Calculate the strength of H2O2 solution in terms of volume strength at STP.
3
IIT-JEE 1986
Subjective
+1
-0
Complete and balance the following equation:
Mn2+ + PbO2 $$\to$$ $$MnO_4^-$$ + H2O
Mn2+ + PbO2 $$\to$$ $$MnO_4^-$$ + H2O
4
IIT-JEE 1986
Subjective
+1
-0
Arrange the following in increasing oxidation number of iodine.
I2, HI, HIO4, ICl
I2, HI, HIO4, ICl
Questions Asked from Redox Reactions (Subjective)
Number in Brackets after Paper Indicates No. of Questions
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