Understanding Ionic Compounds

The video tutorial explains the formation of ions and ionic bonds, focusing on naming ionic compounds and deducing their formulas. It provides examples with sodium chloride, magnesium oxide, calcium fluoride, and aluminum sulfide, demonstrating the crisscross method to balance charges and form neutral compounds.

What is the nature of the attraction in an ionic bond?

• Gravitational attraction

• Nuclear attraction

• Electrostatic attraction

• Magnetic attraction

When naming ionic compounds, what suffix is typically added to the non-metal?

• -ate

• -ide

• -ous

• -ite

In the formation of sodium chloride, which element loses an electron?

• Oxygen

• Sodium

• Chlorine

• Magnesium

What is the correct formula for sodium chloride?

• NaCl

• Na2Cl

• Na2Cl2

• NaCl2

What is the reduced formula for magnesium oxide?

• Mg2O

• MgO

• Mg2O2

• MgO2

In the formation of magnesium oxide, what is the charge on the magnesium ion?

• 2-

• 1-

• 2+

• 1+

What is the formula for calcium fluoride?

• CaF2

• CaF

• Ca2F2

• Ca2F

How many fluoride ions are needed to balance one calcium ion in calcium fluoride?

• One

• Three

• Two

• Four

What is the formula for aluminum sulfide?

• AlS

• Al2S3

• Al3S2

• AlS2

In the formation of aluminum sulfide, how many aluminum ions are needed to balance three sulfide ions?

• Four

• Three

• Two

• One