Which metal becomes black in the presence of hydrogen sulphide gas in air
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Solution:
silver metal when exposed to the hydrogen sulphide turns blackish grey.
It is because it consequently reacts with the gas and forms silver sulphide.
Due to the traces of H2S in the air, this sulphide layer is formed thus turning the silvery and shiny grey colour into black or grey.
Answered by
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Answer: SILVER METAL becomes black in the presence of hydrogen sulphide.
Explanation:
When Ag become connect with hydrogen sulphide gas in air it became black due to this silver ornamental or jewellery looking dull .
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