Silver oxide - unless it's been used for eating eggs! Then it would be the sulphide.
There is not actually very much hydrogen sulphide in the atmosphere nowadays, but silver still tarnishes!
You can't rely on a Wikipedia stub article for everything. The best answer to this (poor) question is silver oxide.
2007-10-01 07:30:52
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answer #1
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answered by Gervald F 7
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Silver Oxide
2007-10-01 14:31:19
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answer #2
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answered by ? 3
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Silver Oxide.
It is exposed to air which contains Oxygen and over time will oxidize. Just like a car will rust and cause Iron Oxide. Same reason, just different material. Hope this helps.
2007-10-01 14:32:19
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answer #3
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answered by aero 2
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It is silver sulfide. It doesn't oxidize easily with O2, but hydrogen Sulfide will do the trick.
2007-10-01 14:32:52
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answer #4
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answered by Anonymous
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B. Silver sulfide
2007-10-01 14:31:29
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answer #5
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answered by steve_geo1 7
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Silver sulfide is most likely. If there is a lot of polluted air with sulfur fumes that darkens the silver surface.
2007-10-01 14:33:53
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answer #6
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answered by Rich Z 7
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Jesus Beat Boxing Christ.
Why do you even have to ask? what do they teach at school these days?
C. Silver oxide.
Why would it be anything not containing silver and oxygen? the stupid vase is silver, and oxygen is like the most reactive gas nearby.
-arr
2007-10-01 14:32:11
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answer #7
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answered by Aurelio R 2
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silver oxide
2007-10-01 14:32:00
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answer #8
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answered by sean m 3
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Hi. The outer layer would combine with oxygen, so...
Edit: The top contributor Steve_geo1 is right and I am wrong. Again. http://en.wikipedia.org/wiki/Silver_sulfide
2007-10-01 14:32:11
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answer #9
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answered by Cirric 7
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B
2007-10-01 14:33:53
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answer #10
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answered by ponyboy 81 5
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