General Knowledge - General Science - Discussion

Discussion Forum : General Science - Elements and Metals (Q.No. 1)
1.
Brass gets discoloured in air because of the presence of which of the following gases in air?
Oxygen
Hydrogen sulphide
Carbon dioxide
Nitrogen
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
254 comments Page 20 of 26.

Subroto Deb said:   1 decade ago
Could any one reason for this answer?

David ,murai said:   10 years ago
What is the disadvantage of nitrogen?

Priscilla said:   7 years ago
I think option A is the right answer.

Pranab nath said:   1 decade ago
Hydrogen sulphate is correct answer.

Ashritha said:   9 years ago
As per my knowledge, it is option A.

Nithesh said:   1 decade ago
I think it is nature of atmosphere.
(1)

Malaisha said:   9 years ago
No, the correct answer is option A.

Tushar kumar said:   9 years ago
It is because of chemical reaction.

Sonia said:   9 years ago
It is because of chemical reaction.

Tejas said:   2 months ago
Yes, Thanks all for explaining it.
(1)


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