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Iron 3+ reacts with excess thiocyanate and the latter reacts with excess of Flourine. The result is?

Iron 3+ reacts with excess thiocyanate and the latter reacts with excess of Flourine. The result is?

Grade:12

1 Answers

Vikas TU
14149 Points
4 years ago
Dear student 
When you mix aqueous iron(III) nitrate and potassium thiocyanate together you get a red solution. Then if you add sodium fluoride, the red colour disappears
Fe(SCN)2+ ions are red, but FeF2+ ions are colourless.
Fe(III) (aq) is "hard" enough to prefer F- from SCN-.
 

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