It is the effect of air and moisture. Metals like iron, alluminium etc. reacts with moist air and get oxidised and they lose their shine.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.4 It is observed that some metals lose their luster to moist air and appear dull why? a) What Happens when wax is added to water
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Answer:
It is the effect of air and moisture. Metals like iron, alluminium etc. reacts with moist air and get oxidised and they lose their shine.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.4 It is observed that some metals lose their luster to moist air and appear dull why? a) What Happens when wax is added to water
Explanation:
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