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Questions and Answers
Which country is one of the major producers of iron ore?
Which country is one of the major producers of iron ore?
- United States
- China
- Brazil
- India (correct)
What is the name of the pure iron obtained after refining in large furnaces?
What is the name of the pure iron obtained after refining in large furnaces?
- Pig iron (correct)
- Carbon iron
- Steel iron
- Lime iron
Which state in India is a major producer of manganese?
Which state in India is a major producer of manganese?
- Uttar Pradesh
- Maharashtra
- Orissa (correct)
- Rajasthan
What is the primary use of manganese in the iron and steel industry?
What is the primary use of manganese in the iron and steel industry?
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Which mineral is mainly used in the chemical industry, as bleaching powder, and in insecticides?
Which mineral is mainly used in the chemical industry, as bleaching powder, and in insecticides?
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Study Notes
Major Iron Ore Producers
- Australia is one of the major producers of iron ore globally, playing a crucial role in the supply to international markets.
Pure Iron Production
- The pure iron obtained after refining in large furnaces is known as pig iron, which is a key intermediate in the production of steel.
Manganese Production in India
- The state of Odisha in India is recognized as a significant producer of manganese, contributing to both domestic use and export.
Manganese in Iron and Steel Industry
- Manganese is primarily used in the iron and steel industry as a deoxidizing agent and to enhance the strength and durability of steel products.
Chemical Industry Usage
- Calcium carbonate is a mineral extensively used in the chemical industry, particularly as bleaching powder and in the formulation of insecticides.
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