Asked by Janu

Explain why I2 is not a good primary standard?

why is this an iodometric procedure?

Answers

Answered by DrBob222
In iodometry, the I2 is released by chemical reaction, then the released I2 is titrated with thiosulfate.
I2 is not a good primary standard because it sublimes so easily. That means that the mass will change between the time it is weighed and the time it is used.
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