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Topic: Qualitative analysis question  (Read 5394 times)

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Offline rtkt01

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Qualitative analysis question
« on: April 17, 2009, 01:57:31 AM »
 How could I distinguish
 
 BaCl2 from AgCl?
 HNO3 from HCl?

 
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Offline UG

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Re: Qualitative analysis question
« Reply #1 on: April 17, 2009, 02:06:07 AM »
BaCl2 from AgCl?

React with a hydroxide, silver oxide forms (silver hydroxide is unstable) which is a brown solid.
Barium hydroxide is soluble.

HNO3 from HCl?
React with silver sulphate, silver chloride forms as an insoluble white solid.
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Offline AWK

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Re: Qualitative analysis question
« Reply #2 on: April 17, 2009, 07:09:30 AM »
React with a hydroxide, silver oxide forms (silver hydroxide is unstable) which is a brown solid.
Did you try this reaction with AgCl?
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AWK

Offline UG

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Re: Qualitative analysis question
« Reply #3 on: April 17, 2009, 08:00:28 AM »
Me?  :-X
Why? What will happen?  :-\
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Offline aldoxime_amine

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Re: Qualitative analysis question
« Reply #4 on: April 17, 2009, 03:45:30 PM »
1. Use sodium thiosulphate
2. Any Gp1 cation
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