Ch. 6 Review Game

Front

What is the strongest metallic bond among potassium, lithium, and iron?

Back

Iron has the strongest metallic bonds among these elements.

Front

What does the name copper(II) indicate about the copper ions in a compound?

Back

Copper(II) indicates that the compound contains copper ions with a 2+ charge.

Front

What is the chemical formula for the compound formed by potassium and sulfur?

Back

The chemical formula is K₂S.

Front

What is a true statement about metals?

Back

Electrons in a metal lattice are free to move.

Front

Why is the water molecule H₂O considered polar?

Back

H₂O is polar because its molecule has a bent shape.

Front

Define metallic bond.

Back

A metallic bond is the force of attraction between free-floating valence electrons and positively charged metal ions.

Front

What is the significance of the charge in copper(II) compounds?

Back

The charge indicates the oxidation state of copper, which affects the compound's properties.

Front

Explain the concept of a chemical formula.

Back

A chemical formula represents the elements in a compound and the ratio of atoms.

Front

What is the structure of a metal lattice?

Back

A metal lattice consists of closely packed metal ions surrounded by a sea of delocalized electrons.

Front

What is the shape of a water molecule and why does it matter?

Back

The water molecule has a bent shape, which contributes to its polarity and unique properties.