Scope 3 Pulse Check Preview

A student created a Venn Diagram to compare a sample of Boron and Phosphorous. Which of the following is a claim the students can make?

• Boron is a nonmetal.

• Phosphorous is a metalloid.

• Boron is a metalloid

• Phosphorus is a metal.

Which of the following characteristics of mercury is best used to classify it as either a metal, nonmetal, or metalloid?

• Mercury is a nonmetal because it is a liquid at room temperature.

• Mercury is a metal because of its conductivity and shininess.

• Mercury is a metalloid because it is shiny and poisonous to humans.

• Mercury is a nonmetal because it is used in thermometers.

Tags

NGSS.MS-PS1-1

Which of the following elements is classified as a metalloid?

• Oxygen

• Silicon

• Iron

• Helium

What property of aluminum makes it a metal?

• It is a good insulator.

• It is brittle.

• It conducts electricity well.

• It is a gas at room temperature.

Tags

NGSS.MS-PS2-3

Choose a list of elements that are all metalloids.

• Boron, Silicon, and Arsenic

• Boron, Aluminum, and Gallium

• Selenium, Antimony, and Vanadium

• Sulfur, Selenium, and Tellurium

The most common metalloid is ___________________.

• Silicon

• Germanium

• Tin

Where are metalloids located on the periodic table?

• Right side of periodic table

• Left side of periodic table

• On the staircase

• None of the above

Iron(Fe) is classified as a metal, while Silicon(Si) is classified as a metalloid. Which Physical Property would these two elements most likely have in common? They both-

• exist as gases at room temperature.

• are brittle and shatter easily as a solid.

• conduct electricity well and are malleable.

• have a metallic shine or luster and con conduct electricity in varying strengths.

Use the Periodic Table to pick two (2) correct statements.

• Chlorine is a yellowish-green gas and is not a conductor. Found in the darker section.

• Elements that are shiny, and good conductors make up most of the Periodic Talbe.

• The element Neon(Ne) is not malleable but is a gas that is odorless and belongs in the gray section of the Periodic Table.

• The Periodic Table is divided into 3 sections called metals, gases, and metalloids.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

Which of the following elements is most likely to be a good conductor of electricity?

• Carbon

• Silicon

• Iron

• Phosphorus

Tags

NGSS.MS-PS2-3