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?
Discussion:
254 comments Page 22 of 26.
Ramya said:
1 decade ago
I think right ans is option A.
(1)
BHARATH.MP said:
4 years ago
Because of chemical reactions.
Dhanpal singh said:
1 decade ago
Because of chemical reaction.
Mita sen said:
1 decade ago
H2S is present in atmosphere?
Shreya acharjya said:
9 years ago
But why can't it be nitrogen?
Varsha said:
8 years ago
Because it is a powerful gas.
Glory said:
8 years ago
Because it is a powerful gas.
SUBHANKAR said:
7 years ago
Option B is correct. I agree.
Surabhichaurasia said:
6 years ago
Because H2S is more reactive.
Ranasumit5786@gmail.com said:
1 decade ago
Due to atmospheric pressure.
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