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Friday, January 31, 2020
Calculate volume of 0.05 M KMnO4 required to react with 50 ml of 0.1M H2S in acidic medium , given H2S oxidized to SO2?.
Calculate the weight of K2Cr2O7 which reacts with KI to liberate 254 gm of I2 ?.(Cr=51.9961, I=127)
Calculate the moles of KMnO4 required to reacting with 180 gm of Oxalic acid (H2C2O4). Also calculate the volume of CO2 at STP produce in the reaction? (K=39, Mn=55, Of=16)
Arrange the following in the increasing order of their acid strength : Methyl amine, Dimethyl amine, Aniline, N-methyl aniline (I.I.T, 1988).
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