Semester 02, Week 01 Quiz

What does the atomic number tell us about an element?

• Number of neutrons

• Number of protons

• Number of electrons

• Mass number

What family of elements has a full outer shell of 8 valence electrons?

• Halogens

• Alkali metals

• Noble gases

• Transition metals

Which of the following is a metalloid?

• Silicon

• Copper

• Argon

• Calcium

What is the maximum number of electrons that can fit in the second energy level?

• 1

• 2

• 8

• 10

Which property is normal for metals?

• Brittle

• Poor conductor

• Malleable

• Low melting point

What determines an atom’s properties?

• Protons

• Neutrons

• Valence electrons

• Mass number

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following is NOT a property of metals?

• Conduct electricity

• High melting points

• Brittle

• Malleable

What element reacts with hydrochloric acid in the lab test?

• Copper

• Sulfur

• Aluminum

• Silicon

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which element is located along the zigzag line of the periodic table and is a metalloid?

• Aluminum

• Iodine

• Silicon

• Sulfur

Nonmetals are typically:

• Shiny and malleable

• Brittle and dull

• Conductive and ductile

• Solid and reflective