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- 1. Multiple Choice
Electrical wires are made from metals such as copper and chromium because --
wires can be stretched and bent.
most metals have a metallic luster.
electricity flows in a complete circuit.
metals are good conductors of electricity.
- 2. Multiple Choice
The table shows the properties of three classifications of elements. What are the best headings for columns A, B, and C?
(A) Metals, (B) Nonmetals, and (C) Metalloids
(A) Non-metals, (B) Metalloids, and (C) Metals
(A) Metals, (B) Metalloids, and (C) Non-metals
(A) Non-metals, (B) Metals, and (C) Metalloids
- 3. Multiple Choice
All of these properties describe metals EXCEPT -
malleable
conductor
brittle
shiny, metallic luster
- 4. Multiple Choice
The table shows the physical properties of four elements.Which element is classified as
a metalloid?
Titanium
Selenium
Potassium
Polonium
- 5. Multiple Choice
Metalloids have some properties of both metals and nonmetals. Which of the following properties do metalloids share with nonmetals?
Conducts electricity and heats well
Can be hammered into thin sheets.
Is brittle and breaks easily.
Has a shiny, metallic luster.
- 6. Multiple Choice
An unknown substance is a very good conductor of heat and electricity and can be bent and shaped easily. This unknown substance could be which of the following elements from the table?
Hydrogen
Mercury
Copper
Boron
- 7. Multiple Choice
A student tested the conductivity of four elements using an incomplete electrical circuit. When the element is placed in the circuit, the bulb lights up brightly, lights up dimly, or does not light up at all based on the element’s ability to conduct electricity. The table shows the results of her investigation. Based on the results of the conductivity test, which element is classified as a metal?
Hydrogen
Arsenic
Krypton
Copper
- 8. Multiple Choice
The diagram shows the locations of some elements on the Periodic Table. Which element shares properties of both metals and non-metals?
Beryllium (Be)
Fluorine (F)
Lead (Pb)
Silicon (Si)
- 9. Multiple Choice
Which of the following is a property of a non-metal?
Conducts electricity and heat well
Can be hammered into thin sheets
Is brittle and breaks easily
Has a shiny, metallic luster
- 10. Multiple Choice
Roger is examining an object in science class. It is dull, yellow, and a brittle solid. The sample is most likely a—
Metal
Nonmetal
Metalloid
Nobel gas
- 11. Multiple Choice
Hardin Electronic Corporation is designing a new cell phone. They need a solid material that conducts electricity easily and can be made into a thin wire. Which element would best fit their needs? (Use your Periodic Table).
Neon
Carbon
Copper
Arsenic
- 12. Multiple Choice
Students were given four unknown substances and asked to observe their characteristics. Their observations are shown in the table below. Which of the unknown substances is most likely metal?
1 and 4
2 and 5
1 and 3
2 and 4
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