Ionic Compound Naming & Formula Writing

Multiple Choice

Which type of chemical bond is formed by the electrical attraction between positive ions from metals and negative ions from nonmetals?

• Ionic bonding

• Covalent bonding

• Metallic bonding

• Hydrogen bonding

Open Ended

Compare and contrast ionic, covalent, and metallic bonds in terms of the types of elements involved and the way electrons are transferred or shared.

Fill in the Blank

Ions are created when an atom or molecule gains or loses one or more ___, resulting in a net positive or negative electrical charge.

Multiple Choice

Which of the following statements about ion formation is correct?

• Cations are formed by gaining electrons.

• Anions are formed by losing electrons.

• Cations are formed by losing electrons.

• Anions are formed by losing protons.

Multiple Choice

What is the simplest collection of atoms from which an ionic compound’s formula can be established called?

• Molecule

• Formula unit

• Ion pair

• Element

Open Ended

Explain how chemical symbols are used to represent elements and why capitalization matters.

Multiple Choice

Which of the following chemical formulas represents a compound with six carbon atoms and six hydrogen atoms?

• NaHCO3

• C6H6

• C2H6

• HC2H3O2

Fill in the Blank

Given the formula BaCl2, how many barium atoms and chlorine atoms are present in the compound?

Open Ended

Explain the law of definite proportions and provide an example using water (H2O).

Multiple Choice

Which of the following compounds is a binary compound?

• NaCl

• NaNO3

• C6H6

• HC2H3O2

Multiple Choice

In naming binary ionic compounds, what suffix is added to the root name of the nonmetal ion?

• -ate

• -ide

• -ite

• -ous

Multiple Choice

Which of the following is a polyatomic ion-polyatomic ion compound?

• NH4NO3

• Na2SO4

• NH4Cl

• (NH4)2SO4

Open Ended

What is the purpose of using a Roman numeral when naming transition metal ions in ionic compounds?

Multiple Select

Select all the compounds that are examples of metal-polyatomic ion compounds.

• Mg(NO3)2

• NH4Cl

• Na2SO4

• NH4NO3

Multiple Choice

Which of the following compounds contains a polyatomic ion?

• PbCl2

• Sn3N2

• Mg(NO3)2

• Na2SO4

Open Ended

What is the significance of a Roman numeral in the name of an ionic compound?

Fill in the Blank

The suffix ___ is used for binary compounds containing only two elements.

Open Ended

Explain how the naming conventions differ for binary and polyatomic ionic compounds.

Multiple Choice

Which of the following is NOT a rule for writing ionic formulas?

• Write the names of both ions, cation first.

• Show charges in the final formula.

• Overall charge must equal zero.

• Use parentheses to show more than one polyatomic ion.

Open Ended

Explain how you determine whether a compound contains an ionic bond and if polyatomic ions are present.

Fill in the Blank

The formula FeCl3 represents iron(___) chloride.

Multiple Select

Select all compounds that contain polyatomic ions.

• KCl

• Mg(NO3)2

• CuCl2

• Na2CO3

Open Ended

Why is it important to use Roman numerals when naming compounds containing transition metals?

Multiple Choice

Name the following compound: SnO₂

• tin(II) oxide
• tin(IV)oxide
• tin(II)oxygen 
• tin oxide

Multiple Choice

Zn₃P₂

• Zinc Phosphide
• Zinc (II) Phosphide
• Trizinc Diphosphide
• Zinc Phosphate

Multiple Choice

An ionic compound made of copper (Cu²⁺) and oxygen would be named

• copper oxygen.
• copper oxide.
• dicopper oxide.
• copper(II) oxide.

Multiple Choice

Titanium(IV) oxide has the formula

• Ti₄O

• TiO₄

• Ti(IV)O

• TiO₂

• Ti₄O₂

Multiple Choice

Why do elements form chemical bonds?

• To increase their energy

• To achieve a lower energy arrangement

• To become unstable

• To lose electrons