Silver nitrate + water ? / Br in water?

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Discussion Overview

The discussion revolves around the reactions of silver nitrate with water, specifically in the context of distinguishing between chloride and bromide ions in solution. Participants explore the visual similarities and differences in precipitate formation when silver nitrate is added to these solutions.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested

Main Points Raised

  • One participant expresses confusion about the visual similarities between the precipitates formed from chloride and bromide solutions when silver nitrate is added.
  • Another participant notes that while AgCl and AgBr are similar in appearance, AgBr tends to have a slight yellowish tint compared to AgCl.
  • A different participant questions the reliability of using precipitate color as a definitive method for analysis in this context.

Areas of Agreement / Disagreement

Participants do not reach a consensus on the effectiveness of using precipitate color for distinguishing between chloride and bromide ions, indicating a debate on the reliability of this method.

Contextual Notes

There are limitations regarding the assumptions made about the visual analysis of precipitates and the potential overlap in appearance between AgCl and AgBr.

Jchem
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silver nitrate + water ?? / Br in water?

Hey guys,

thanks guys. got my answer!
 
Last edited:
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I don't quite understand this part:

We were expecting to have the Cl- solution, and tap water look the same. However, the tap water and the Br- solution looked the same (after adding silver nitrate).

Are you referring to the solutions of chlorine and bromine or the AgCl and AgBr formed?

AgCl and AgBr look quite similar, but AgBr is slightly yellowish in comparion to AgCl.
 


espen180 said:
I don't quite understand this part:



thanks
 
Last edited:


And you were judging this just based on precipitate color? This doesn't seem like a very definitive method of analysis.
 

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