Honors Ionic compounds Practice

Front

What is an ionic compound?

Back

An ionic compound is a chemical compound composed of ions held together by electrostatic forces termed ionic bonding. They typically form between metals and nonmetals.

Front

What is the formula mass of lithium sulfide (Li2S)?

Back

The formula mass of lithium sulfide is 45.94 amu.

Front

What is the formula mass of magnesium oxide (MgO)?

Back

The formula mass of magnesium oxide is 40.01 amu.

Front

How do you determine the formula of an ionic compound?

Back

To determine the formula of an ionic compound, balance the charges of the cations and anions to ensure the compound is neutral.

Front

What is the charge of lithium in lithium sulfide?

Back

The charge of lithium in lithium sulfide is +1.

Front

What is the charge of sulfur in lithium sulfide?

Back

The charge of sulfur in lithium sulfide is -2.

Front

What is the charge of chromium in Cr2O3?

Back

The charge of chromium in Cr2O3 is +3.

Front

What is the charge of oxygen in Cr2O3?

Back

The charge of oxygen in Cr2O3 is -2.

Front

What is the correct formula for the ionic compound formed between Cr3+ and O2-?

Back

The correct formula is Cr2O3.

Front

What is an ionic bond?

Back

An ionic bond is a type of chemical bond that involves the electrostatic attraction between oppositely charged ions.