Chemistry, asked by 8299207990, 1 year ago

Write the chemical name of the coating that forms on silver and copper articles when these are left exposed to moist air

Answers

Answered by maria9
35
the metals react with oxygen

the chemical names are

1) Ag2O

2)CuO
Answered by hotelcalifornia
2

Silver Sulphide and Copper Carbonate are the coatings formed on Silver and Copper articles respectively.

Explanation:

  • The coating which forms on the silver article is generally blackish in colour.
  • Its name is Silver Sulphide and its formula is given by Ag_2S..
  • It can also be somewhat green in colour which is formed by the coating of Silver Oxide.
  • Similarly, the copper articles also turn green when exposed to a certain level of moisture which is due to the presence of Copper Carbonate.
  • The mixture of copper carbonate chemical formula is given by CuCo_3.. It acquires a colour which is usually dull green.

Learn more about silver oxide

What is the action of moist silver oxide on bromoethane

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What happens when ethyl bromide is heated with moist silver oxide?

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