10 Questions
What is the chemical symbol for iron?
Fe
What is the atomic number of iron?
26
When did humans start to master the process of extracting usable metal from iron ores?
During the 2nd millennium BCE
What process is required to extract usable metal from iron ores?
It requires kilns or furnaces capable of reaching 1,500 °C (2,730 °F) or higher
What event is considered the transition from the Bronze Age to the Iron Age?
The use of iron tools and weapons began to displace copper alloys, around 1200 BCE in some regions
What is the most common element on Earth by mass?
Iron
At what temperature is iron typically extracted from its ores?
1500 °C (2730 °F)
What is the color of pristine and smooth pure iron surfaces?
Silver-gray
What is the event considered the transition from the Bronze Age to the Iron Age?
Use of iron tools and weapons
Which industry considers iron as the cheapest metal due to its price per kilogram or pound?
Steel industry
Study Notes
Iron Facts
- The chemical symbol for iron is Fe.
- The atomic number of iron is 26.
- Humans mastered the process of extracting usable metal from iron ores around 1200 BC.
- Extracting usable metal from iron ores requires smelting, which involves heating the ore to high temperatures.
- The transition from the Bronze Age to the Iron Age is considered to be the widespread adoption of iron smelting around 1200 BC.
- Iron is the most common element on Earth by mass.
- Iron is typically extracted from its ores at a temperature of around 1250°C.
- Pristine and smooth pure iron surfaces have a silvery-white color.
- The widespread adoption of iron smelting around 1200 BC is considered the transition from the Bronze Age to the Iron Age.
- The construction industry considers iron as the cheapest metal due to its low price per kilogram or pound.
Test your knowledge about the chemical element iron, including its symbol, atomic number, properties, and abundance on Earth. Learn more about its classification in the periodic table and its presence in Earth's crust and core.
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