The P Block Elements - Result Question 50

####51. Oxidation of thiosulphate by iodine gives

[1996]

(a) tetrathionate ion

(b) sulphide ion

(c) sulphate ion

(d) sulphite ion

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Solution:

  1. (a) $2 S_2 O_3^{-2}+I_2 \to \underset{\text{ Tetrathionate }}{S_4 O_6^{-2}}+2 I^{-}$


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