Metal, Nonmetal, Metalloid SD Questions to Summary Reading

Which of the following elements is a metal?

• Sulfur

• Carbon

• Copper

• Chlorine

What is a common property of most metals?

• They are dull in appearance.

• They are brittle.

• They are good conductors of heat and electricity.

• They are good conductors of heat and electricity.

Which of the following is NOT a characteristic of nonmetals?

• They have low melting points

• They are poor conductors of electricity.

• They are malleable.

• They are often brittle in solid form.

Metalloids have characteristics of both metals and nonmetals. Which of the following is a key property of metalloids?

• They are gases at room temperature.

• They are good conductors of heat and electricity in all conditions.

• They are semiconductors and conduct heat and electricity under certain conditions.

• They are always shiny in appearance.

Which element is commonly used in computer chips and circuit boards?

• Silicon (Si)

• Carbon (C)

• Iron (Fe)

• Phosphorus (P)

Which of the following is TRUE about rare earth elements (REEs)?

• They are extremely rare in Earth's crust.

• They are commonly used in LED displays and hybrid vehicle batteries.

• They are all nonmetals.

• They are poor conductors of heat and electricity.

Tags

NGSS.HS-ESS3-1

NGSS.HS-ESS3-2

Elements to the right of the 'stair step' or 'zigzag line' on the Periodic Table are mostly:

• Metals

• Nonmetals

• Rare Earth Elements

At room temperature, which state are most metals in?

• solid

• liquid

• gas

Which metal is a liquid at room temperature?

• Iron (Fe)

• Mercury (Hg)

• Aluminum (Al)

• Gold (Au)

Which nonmetal is commonly used to treat water?

• Nitrogen (N)

• Phosphorus (P)

• Chlorine (Cl)

• Potassium (K)