Chemical Bonding: Properties and Bonding of Ionic Compounds

Ionic compounds are typically ______ at room temperature.

• Gases

• Liquids

• Solids

• Plasmas

What is the correct formula for sodium chloride?

• NaCl

• Na2Cl

• NaCl2

• Na2Cl2

In a Lewis dot diagram, what does a dot represent?

• A proton

• A neutron

• An electron

• A molecule

Which of the following is a property of ionic compounds?

• A) Ionic bonds are weak

• B) Are liquids at room temperature

• C) Have high melting and boiling points

• D) Made of two nonmetals.

Which of the following is NOT a property of ionic compounds?

• A) Made of a metal and a nonmetal

• B) Conduct electricity in solid state

• C) Have high melting points

• D) Are solids at room temperature.

In the formation of ionic compounds, which element is written first in the formula?

• Metal

• Nonmetal

What is the role of electron dot structures in forming ionic compounds?

• To predict the compound

• To balance the equation

• To measure the mass

• To calculate the volume.

Fill in the blank: In the formula NaF, 'Na' represents ____.

• Fluorine

• Sodium

• Nitrogen

• Neon

Fill in the blank: In the formation of NaF, Sodium loses an ____.

• Electron

• Proton

• Neutron

• Atom

What type of bond is formed in NaF?

• Covalent

• Ionic

• Metallic

• Hydrogen