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 12 of 26.
Chelesa said:
1 decade ago
I choose B because sulphide is a chemical which is very hot, so it heat things.
Paras said:
1 decade ago
Ya option B is correct due to brass chemical compound and physical behaviour.
MccoRonnie DeLonte said:
9 years ago
I can't understand, I think it's either A or B, I'm not sure about my answer.
Himani said:
10 years ago
Why we choose hyroden sulphide? I can't understand. Please anybody help me.
SATVIK said:
5 years ago
I think it's because brass is an alloy and can't be corroded by the others.
Jyothi said:
1 decade ago
Becuase of oxidation any metal is discoloured in the process of oxidation.
Shivani said:
1 decade ago
Becuse it is a chemical reaction so it discolored the color of the brass.
Anupriya said:
8 years ago
I think that option oxygen. As brass gets react with oxygen and get rust.
Renuka said:
1 decade ago
Brass is a alloy so it can decolourise easily with hydrogen sulphide. .
Krishan said:
7 years ago
I think it is option B because they have been reactive with each other.
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