Why do metal objects lose their
lustre after a while?
Answers
Answered by
7
Answer:
The metals lose their shine on brightness on keeping in air for a long time due to formation of a thin layer of oxide, carbonate or sulphide on their surface by the slow action of various gases present in air.
Answered by
1
Answer:
The metals lose their shine on brightness on keeping in air for a long time due to formation of a thin layer of oxide, carbonate or sulphide on theirsurface by the slow action of various gases present in air.
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