Exploring Metals, Nonmetals, and Metalloids

What is a characteristic property of metals?

• They are poor conductors of electricity.

• They are good conductors of heat and electricity.

• They are brittle.

• They are non-malleable.

Which of the following is a property of non-metals?

• They are shiny.

• They are ductile.

• They are good insulators.

• They are malleable.

What is a metalloid?

• An element that has properties of both metals and non-metals.

• An element that is a good conductor of electricity.

• An element that is a poor conductor of heat.

• An element that is always gaseous at room temperature.

Which of the following elements is a metal?

• Oxygen

• Silicon

• Iron

• Sulfur

Which of the following elements is a non-metal?

• Copper

• Carbon

• Aluminum

• Magnesium

Which of the following elements is a metalloid?

• Boron

• Helium

• Sodium

• Chlorine

Where are the periods located on the periodic table?

• Vertically

• Horizontally

• Diagonally

• Randomly

Where are the groups located on the periodic table?

• Vertically

• Horizontally

• Diagonally

• Randomly

Which of the following is a common property of metalloids?

• They are all gases at room temperature.

• They are all liquids at room temperature.

• They can conduct electricity better than non-metals but not as well as metals.

• They are all metals.

Which of the following is NOT a property of metals?

• High melting points

• High density

• Brittle

• Malleable