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Topic: anyone help me please:(  (Read 4623 times)

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Offline kkaya19

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anyone help me please:(
« on: May 22, 2009, 04:18:31 PM »
what happens if F add Fe(h2o)3(SCN)3 ?
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Offline Borek

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Re: anyone help me please:(
« Reply #1 on: May 22, 2009, 04:28:43 PM »
No idea what you mean by "F add".
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Offline BluRay

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Re: anyone help me please:(
« Reply #2 on: May 23, 2009, 05:26:39 AM »
Quote from: kkaya19 on May 22, 2009, 04:18:31 PM
what happens if F add Fe(h2o)3(SCN)3 ?
Are you referring to the "masking effect" of ions?
The complex between Fe3+ and F- is so strong that it "masks" completely the red colour of the complex between Fe3+ and SCN- :
http://books.google.it/books?id=S6HACq84duEC&pg=PA219&lpg=PA219&dq=masking+effect+ions+complexes+FeF&source=bl&ots=AcVMf0OKYY&sig=1nbeWYp_m1VbnLeYJ5UdOzxuG58&hl=it&ei=jcAXSpuUOISlsAaSt4yRAg&sa=X&oi=book_result&ct=result&resnum=7
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Offline kkaya19

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Re: anyone help me please:(
« Reply #3 on: May 25, 2009, 04:49:09 PM »
I have tried to say if F(Flour) add the complex of Fe(h2o)3(SCN)3 what happen ? , BluRay thanks for your helping  ;) I think thats the answer ;) thanks a lot ;)
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Offline Borek

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Re: anyone help me please:(
« Reply #4 on: May 25, 2009, 05:40:12 PM »
Quote from: kkaya19 on May 25, 2009, 04:49:09 PM
F(Flour) add the complex of Fe(h2o)3(SCN)3 what happen

Cake, with a characteristic color?
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