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Q.

Is tarnish of silver physical or chemical change?

Tags: sports, science, environment
Asked by narendra sharma, 03 Sep '12 10:30 am
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Answers (4)

 
1.

Tarnishing of Silver is due to a surface reaction of the Ag to Sulphur compounds contained in the atmosphere forming Silver sulphide...(Ag2S). The tarnish is therefore a Chemical change.
Answered by jakir hussain, 03 Sep '12 03:19 pm

 
  
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2.

Tarnishing of Silver is due to a surface reaction of the Ag to Sulphur compounds contained in the atmosphere forming Silver sulphide...(Ag2S). The tarnish is therefore a Chemical change.
Answered by Quest, 03 Sep '12 10:14 pm

 
  
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3.

Chemical change please
Answered by iqbal seth, 03 Sep '12 11:14 am

 
  
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4.

Physical change !!
It is a physical change because it might change to a different color if rubbed !!
Answered by Mrinalendra Banerjee, 03 Sep '12 10:31 am

 
  
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