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QBrass gets discoloured in air because of the presence of which of the following gases in air?

ID: #1447 Symdrome 4,270 views
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#1447Q ID
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SymdromeTopic
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  • A Oxygen ✔ ✖
  • B Hydrogen sulphide ✔ ✖
  • C Carbon dioxide ✔ ✖
  • D Nitrogen ✔ ✖
Correct Answer

Explanation

Option B
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