A. Highly coloured alloys
B. Alloys which contain mercury as one of the contents
C. Alloys which have great resistance to abrasion
D. Alloys which contain carbon
Answer: Option B
Alloys which contain mercury as one of the contents.
This Question Belongs to General Knowledge >> General Science
The tree which sends down roots from its branches to the soil is known as:
A. Oak
B. Pine
C. Banyan
D. Palm
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
Which of the following is a non metal that remains liquid at room temperature?
A. Phosphorous
B. Bromine
C. Chlorine
D. Helium
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