Consider the couples l2/l¯ and S406/S203-. I2 is brown in water-solution, and the other three species are colourless. It is found that if a solution of iodine is mixed with excess of the reductant in the S406/S203- couple, the iodine is reduced to iodide ion, I. e) What would be observed if we mixed the following? Explain your answers. i) excess l2 solution with thiosulphate (S2O32-) solution ii) I2 solution with excess tetrathionate (S,O6-) solution iii) F solution with excess thiosulphate solution iv) excess I solution with tetrathionate solution

Consider the couples l2/l¯ and S406/S203-. I2 is brown in water-solution, and the other three species are colourless. It is found that if a solution of iodine is mixed with excess of the reductant in the S406/S203- couple, the iodine is reduced to iodide ion, I. e) What would be observed if we mixed the following? Explain your answers. i) excess l2 solution with thiosulphate (S2O32-) solution ii) I2 solution with excess tetrathionate (S,O6-) solution iii) F solution with excess thiosulphate solution iv) excess I solution with tetrathionate solution

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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d-Block Elements

According to the modern form of periodic table, 118 elements are present which are subdivided as four blocks, namely, s, p, d and f-block elements based on the entry of the valence electron or last electron into which orbital.

Question

Consider the couples l2/l¯ and S406/S203-. I2 is brown in water-solution, and the other three
species are colourless. It is found that if a solution of iodine is mixed with excess of the reductant
in the S406/S203- couple, the iodine is reduced to iodide ion, I.
e) What would be observed if we mixed the following? Explain your answers.
i)
excess l2 solution with thiosulphate (S2O32-) solution
ii)
I2 solution with excess tetrathionate (S,O6-) solution
iii) F solution with excess thiosulphate solution
iv)
excess I solution with tetrathionate solution

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