Module 6 and 7 Test Review

Vocabulary

100

Positively-charged ion

What is a Cation?

200

Ion formed by gaining electrons from another atom

What is an anion?

300

The ability of an atom to attract electrons within a bond

What is electronegativity?

400

When more than one possible Lewis structure exists for a molecule

What is resonance?

500

The lowest whole number ratio between ions held together by ionic bonding

What is a formula unit?

Naming

100

CaBr₂

What is Calcium bromide?

200

AlCl₃

What is Aluminum chloride?

300

C₄H₁₀

What is tetracarbon decahydride?

400

Zn₃(PO₄)₂

What is zinc phosphate?

500

PbO₂

What is lead (IV) oxide?

Formulas

100

Potassium Iodide

What is KI?

200

Dinitrogen monoxide

What is N₂O?

300

Silver sulfide

What is Ag₂S?

400

Strontium hydroxide

What is Sr(OH)₂?

500

Gold (III) sulfate

What is Au₂(SO₄)₃?

Lewis Structures

100

How many bonds are in CCl₄?

What is 4?

200

Number of bonds in PF₅

What is 5?

300

Number of valence electrons in SF₆​​​​

What is 48?

400

The number of lone pairs in NH₃?

What is 1?

500

Number of bonding electrons in one molecule of O₃

What is 6?

VSEPR

100

Electron Geometry when there are only two bonds

What is linear?

200

Molecular shape when there are six bonded atoms

What is octahedral?

300

Molecular shape when there are four bonded atoms?

What is tetrahedral?

400

Electron Group geometry when there are three bonded atoms.

What is trigonal planar?

500

Molecular shape when there are two bonded atoms and one lone pair around the central atom

What is bent?