The percentage of carbon in medium carbon steel is:
Correct answer: C. 0.2-0.7
- A. 0.7-1.5
- B. 0.1-0.2
- C. 0.2-0.7
- D. 1.6-2.00
Explanation
Plain carbon steel is an alloy of iron and carbon. It has good machinability and malleability. The medium-carbon steels have a carbon content of 0.30% to 0.60%.
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About Reactions of Group IV Elements
Group IV, or Group 14, chemistry covers the trends from carbon and silicon to tin and lead, including their reactions with oxygen, halogens, water, acids and alkalis. It also examines the structures and properties of their oxides and chlorides, oxidation states, and the inert pair effect, rather than treating all members as equally metallic.
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