1.

Which one is used as a reagent in iodine titrations ?

Answer»

`NaSO_3`
`H_2SO_3`
`Na_2S_2O_3. 5H_2O`
`NaHSO_3`

SOLUTION :`Na_2S_2O_3. 5H_2O` (HYPO) is USED in IODINE TITRATIONS


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