3.2-Metallic Bonds - 2

Solid metals have specific ____ held together by a sea of electrons.

• gases

• liquids

• crystal structures

• solutions

Metals can ____ electricity because their valence electrons are mobile.

• block

• reflect

• conduct

• absorb

Metals are ____, meaning they can be hammered into shapes.

• magnetic

• fragile

• malleable

• soluble

Metals are also ____, meaning they can be drawn into wires.

• brittle

• shiny

• magnetic

• ductile

When hammered, metal cations ____ past each other without breaking metallic bonds.

• rotate

• slide

• bounce

• crack

The metallic bonds do not break because the ____ move along with the cations.

• protons

• neutrons

• valence electrons

• atoms

Metals melt at high temperatures due to strong ____ between cations and electrons.

• magnetic fields

• electrostatic forces

• gravitational forces

• mechanical bonds

The ____ of a metal depends on the strength of the metallic bonds.

• conductivity

• color

• weight

• melting point

Sodium ions have a ____ and contribute one electron to the electron cloud.

• 1+ charge

• 2+ charge

• 0 charge

• 3+ charge

Magnesium ions have a ____ and contribute two electrons to the electron cloud.

• 1+ charge

• 2+ charge

• 3+ charge

• neutral charge