explain why most of the metal articles become dull when exposed to air
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because air has moisture
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HEYA UR ANSWER IS...
It is because they react with various gases present in air like oxygen and carbon dioxide to form metal oxide and metal carbonate .
The surface of some metals acquire a dull appearance when exposed to air because they corrode.
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# SABRINA ♥️
It is because they react with various gases present in air like oxygen and carbon dioxide to form metal oxide and metal carbonate .
The surface of some metals acquire a dull appearance when exposed to air because they corrode.
HOPE IT WILL HELP U FRIEND
# SABRINA ♥️
Sabrinanathalia:
but i m frm Assam
:)
ur class ?
yea thx for following
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