1-12 - Ionic compounds molecules properties

When a nonmetal gains electrons, it becomes this type of ion.

• Anion
• Cation

A repeating pattern of alternating positive and negative charged ions is called a(n)

• crystal lattice

• crystal ladder

• table salt

• diamond

An example of an ionic compound is Sodium Chloride, which is made from Na⁺ and Cl^- ions. Why do these ions form an ionic bond?

• They have like charges

• They are from the same group

• They are from the same period

• They have opposite charges

When metals bond with non-metals they form what type of bonds

• covalent
• ionic
• cooperative
• lewis

Which of the following BEST describes ionic bonds?

• shared between two elements

• Bond of two ions of opposite charges held together by electrostatic forces
• Bond held together by polar sharing of electrons

• bond between two non metals

Which of the below is an ionic compounds?

• Ni

• MgCl₂

• H₂O

• CH₄

What properties does an ionic compound have?

• A low boiling point and it conducts electricity when dissolved in water

• A high melting and it conducts electricity when liquid

• A high boiling point and it conducts electricity when solid

Which three of the following are features of ionic compounds? (click 3 boxes)

• They have bonds between metals and non-metals.

• They have bonds between two non-metals.

• They form simple molecular structures.

• They form giant ionic lattices.

• They involve the transfer of electrons.

True or false? Ionic compounds have low boiling points.

• true

• false

Which type of bond is formed from the sharing of electrons?

• ionic bond

• covalent bond