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Topic: How does oxalate react in iodometry?  (Read 2463 times)

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Offline lilla

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How does oxalate react in iodometry?
« on: December 16, 2016, 04:44:44 AM »
What happens to oxalate if you determine the amount of iodine in a mixture by using iodometry?
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Offline Borek

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Re: How does oxalate react in iodometry?
« Reply #1 on: December 16, 2016, 09:05:45 AM »
How does oxalate react in redox reactions in general?
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Offline AWK

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Re: How does oxalate react in iodometry?
« Reply #2 on: December 16, 2016, 03:44:41 PM »
Oxalate reacts with iodate (balance reaction in acidic solution) and iodine formed in this reaction can be determined by iodometric titration.
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Offline lilla

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Re: How does oxalate react in iodometry?
« Reply #3 on: December 17, 2016, 06:26:34 AM »
Ok, so I think I have the right reaction now. Thanks!
5 C2O42-  +  2 IO3- + 12 H+   :rarrow: 10 CO2 + I2 + 6 H2O
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