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 19 of 26.
Manvitha sai said:
9 years ago
I think the correct answer is hydrogen.
Komal said:
8 years ago
I think option B is the correct answer.
Nityanand bharti said:
9 years ago
Because hydrogen sulphaide is an acid.
SHYAM said:
9 years ago
The correct option is B. I also agree.
Agyare Isaac said:
8 years ago
The right answer is option B. I agree.
Piyush said:
4 years ago
Why hydrogen sulphide? Please explain.
Piyush said:
4 years ago
Why hydrogen sulphide? Please explain.
Janani said:
4 years ago
Why hydrogen sulphide? Explain please.
Ashish deepanakar said:
3 years ago
Right, Thanks everyone for explaining.
(4)
Maggy said:
10 months ago
Agree, Option B is the correct answer.
(7)
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