Question Type: General Knowledge
Step-by-step solution: Bronze is a well-known alloy. Its composition is a key fact often tested in general knowledge exams. Bronze is primarily an alloy of copper and tin. The addition of tin to copper increases its hardness and durability.
Why other options are incorrect:
- Option 2 (Copper & zinc): This describes brass, not bronze.
- Option 3 (Copper & iron): This combination doesn't create bronze.
- Option 4 (Iron & nickel): This describes certain types of steel, not bronze.
Core Logic/Pattern: This question tests knowledge of material science and the composition of common alloys.
Correct Answer: Copper & tin
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Important Questions from Metals & Non-metals
Due to improper/indiscriminate disposal of hold and used computers or their parts, which of the following are released into the environment as e-waste?
1. Beryllium
2. Cadmium
3. Chromium
4. Heptachlor
5. Mercury
6. Lead
7. Plutonium
Select the correct answer using the codes given below:
Recently, there has been a concern over the short supply of a group of elements called 'rare earth metals'. Why?
1. China, which is the largest producer of these elements, has imposed some restrictions on their export.
2. Other than China, Australia, Canada and Chile, these elements are not found in any country.
3. Rare earth metals are essential for the manufacture of various kinds of electronic items and there is a growing demand for these elements.
Which of the statements given above is/are correct?
Which of the following metals CANNOT be cut with a knife?
Which of the following will be formed when dilute hydrochloric acid is added to a beaker having copper oxide ?
Which of the following statement is incorrect regarding metals?
