Covalent Compound Properties

Properties of Ionic and Covalent Compounds

Multiple Choice

Is the following compound ionic or covalent?

A material that contains a metal and a nonmetal

• Ionic

• Covalent

Multiple Choice

Is the following compound ionic or covalent?

A material that contains two nonmetals

• Ionic

• Covalent

Multiple Choice

Is the following compound ionic or covalent?

A material that LOSES and GAINS electrons

• Ionic

• Covalent

Multiple Choice

Is the following compound ionic or covalent?

A material that SHARES electrons

• Ionic

• Covalent

Multiple Choice

Is the following compound ionic or covalent?

PBr₅

• Ionic

• Covalent

Multiple Choice

Is the following compound ionic or covalent?

LiBr

• Ionic

• Covalent

Multiple Choice

Which of the following is NOT TRUE about covalent compounds?

• They have low melting and boiling points.

• They are formed from 2 nonmetals.

• They can conduct electricity when dissolved in water (aqueous).

Multiple Choice

Which of the following is TRUE about ionic compounds?

• They have low melting and boiling points.

• They can conduct electricity in the solid state.

• They are stronger than covalent bonds.

• They are usually formed from 2 metals.

Multiple Choice

Ionic compounds are usually formed from _____.

• two nonmetals.

• a metal and a nonmetal.

• two metals.

Multiple Choice

What Structure does an ionic compound form?

• Simple

• Lattice

• Metallic

• Giant

Fill in the Blank

This results in strong _______

Fill in the Blank

This means you need more ______ to break the bonds

Multiple Choice

Leading to _________

• High melting and boiling points

• Strong forces

• Liquid at room temperature

Open Ended

Your turn, answer the question in as much detail as possible. "Explain why sulphur dioxide is a gas at room temperature". Use the structure we tried in the last question.

Multiple Choice

Properties of covalent compounds are due to the

• sea of electrons

• transference of electrons

• sharing of electrons

Multiple Choice

The properties of ionic compounds are due to the

• sea of electrons

• transference of electrons

• sharing of electrons

Multiple Choice

usually hard but brittle

• ionic compounds
• covalent compounds

Multiple Choice

Have a high m.p. (1000°C-3000°C)

• ionic compounds
• covalent compounds

Multiple Choice

Have a low m.p. (< 200°C)

• ionic compounds
• covalent compounds

Multiple Choice

When dissolved in water, the solution is a good conductor of electricity.

• ionic compounds
• covalent compounds

Multiple Choice

Molten compound conducts electricity.

• ionic compound
• covalent compound

Multiple Choice

All solids at room temperature

• ionic compounds
• covalent compounds

Multiple Choice

A single covalent bond is made up of _____ electrons.

• one

• two

• three

• four

Multiple Choice

Which set of elements is most likely to form an ionic compound?

• Na and O

• C and O

• Na and K

Multiple Choice

Ionic compounds are usually formed from _____.

• two nonmetals.

• a metal and a nonmetal.

• two metals.