Properties of Metals

A property of metals that allows them to be hammered or rolled into sheets is (a)  

What term describes the shiny appearance of metals?

• Metallic luster

• Dullness

• Transparency

• Opacity

(a)   is NOT a typical property of metals.

• Shiny
• Brittle
• Ductile
• Good conductor of heat

What makes metals suitable for use in a wide range of objects?

• Their brittleness

• Their unique configuration of electrons, protons, and neutrons

• Their transparency

• Their inability to conduct electricity

Tags

NGSS.MS-PS3-3

What is the significance of the stairstep line in the periodic table?

• It separates metals from non-metals

• It indicates the atomic number

• It shows the electron configuration

• It marks the end of the periodic table

What compound is formed when a sodium atom loses an electron to a chlorine atom?

• Sodium chloride (NaCl)

• Sodium carbonate (Na2CO3)

• Sodium sulfate (Na2SO4)

• Sodium nitrate (NaNO3)

Tags

NGSS.MS-PS1-1

The term for the type of bonding that occurs between atoms of metals is (a)   .

• Ionic bonding
• Covalent bonding
• Metallic bonding
• Hydrogen bonding

What is the result of the outer-level electrons not being held tightly to the nucleus in metallic bonding?

• Electrons are stationary

• Electrons move freely

• Electrons are absorbed

• Electrons are lost

What group of the periodic table do alkali metals belong to?

• Group 1

• Group 2

• Group 3

• Group 4

Why must alkali metals be stored in oil?

• To enhance their shine

• To prevent reaction with oxygen and water

• To increase their malleability

• To improve conductivity