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Chemistry CBSE Live product
Class 7 (2026-27)
The World of Metals and Non-metals
Effect of air and water on metals
6.
Corrosion - stating true or false
Question:
2
m.
State whether the given statement is true or false:
1
.
Copper on exposure to atmospheric air turns brown.
True
False
2
.
Silver on exposure to air turns black.
True
False
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