Exploring Metalloids
This worksheet introduces grade 8 students to metalloids, their properties, and their location on the periodic table.
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Exploring Metalloids
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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.
1. Metalloids are elements that have properties of both and .
2. On the periodic table, metalloids are found along the line that separates metals from nonmetals.
3. A common use for metalloids is in , which are materials that can conduct electricity under certain conditions.
4. Which of the following is NOT a typical property of metalloids?
They are shiny.
They are good conductors of heat.
They are brittle.
They are excellent conductors of electricity.
5. All metalloids are solid at room temperature.
True
False
6. Silicon is a metalloid commonly used in computer chips.
True
False
7. Explain why metalloids are considered valuable in technology.
Use the words below to complete the sentences.
8. Metalloids are often used to create , which are essential components in electronic devices.
9. Unlike metals, most metalloids are not or , meaning they cannot be easily drawn into wires or hammered into sheets.
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