Exploring Metalloids
A Grade 7 science worksheet to explore the properties, characteristics, and examples of metalloids, their position on the periodic table, and their uses.
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Exploring Metalloids
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Read each question carefully and answer to the best of your knowledge. This worksheet will test your understanding of metalloids.
1. Which of the following elements is classified as a metalloid?
Iron (Fe)
Silicon (Si)
Oxygen (O)
Sodium (Na)
2. Metalloids are unique because they possess properties of both:
Solids and Liquids
Acids and Bases
Metals and Nonmetals
Gases and Plasma
3. Metalloids are often used as in electronic devices because they can conduct electricity under certain conditions.
4. The element is a well-known metalloid used in computer chips.
5. All metalloids are shiny and good conductors of heat.
True
False
6. Metalloids are found along the staircase line on the periodic table.
True
False
7. List two common metalloids and briefly describe one use for each.