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Examveda

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

A. Oxygen

B. Hydrogen Sulphide

C. Carbon dioxide

D. Nitrogen

Answer: Option B

Solution(By Examveda Team)

Brass gets discolored in air because of the presence of Hydrogen sulphide.

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Comments ( 2 )

  1. Samiran Ganguly
    Samiran Ganguly :
    3 years ago

    which chemical used in metro air clening?

  2. NILESH KAKDE
    NILESH KAKDE :
    4 years ago

    brass get easily react with hydrogen sulphide which is present in air.

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