5. Silver articles become black on prolonged exposure to air. This is due to the formation
a. Silver oxide
b. Silver nitride
c. Silver sulphide
Silver nitrate
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5. Silver articles become black on prolonged exposure to air. This is due to the formation
a. Silver oxide
b. Silver nitride
c. Silver sulphide
Silver nitrate
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Answer:
c.silver sulphide
Explanation:
silver reacts with atmospheric sulphur to form a coat of silver sulphide when exposed to air . This is basically called as corrosion of silver.