Silver and copper lose their shine when they are exposed to air . Name the substance formed on their surface in each case. Give reason
Guptamonika:
copper carbonate and silver oxide
sry its silver sulphide
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SILVER : it reacts with sulphur to form silver sulphide
COPPER;- it reacts with carbon dioxide to for copper carbonate
COPPER;- it reacts with carbon dioxide to for copper carbonate
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Silver and copper lose their shine when they exposed to air because they are reactive metals. Tamarind juice is used to remove tarnished copper vessels. Aluminum is more reactive to iron yet they have less corrison properties.
Plz provide the formula for copper carbonate and silver sulphide
Okk sure wait
CuCo3 and Ag2S
Is it right
Thanks a bunch... Are u an expert???
Ohh... thanks sis it's your greatness
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