How to prepare I2/KI solution

M. Johan Broekman mjbroek at mail.med.cornell.edu
Mon Jan 25 19:34:49 EST 1999


It is highly likely that your inorganic chemistry textbook will explain that
I2 dissolves in KI solutions as a "complex" of iodide and iodine, something
like I3-.  This should be no problem at all: first make the KI solution, then
add the I2.

Low Hai Sim wrote:

> Hi,
>
>         Just wondering what to dissolve the iodine & KI in ?  Is it water
> or do we need some alkaline/acidic pH ??  I am having trouble to dissolve
> the iodine.  Thanks.
>
> HS




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