Ionic Compounds and Zinc Chemistry

The video tutorial explains how to write the formula for zinc oxide by identifying zinc and oxygen on the periodic table. It discusses the nature of ionic compounds, focusing on the charges of zinc and oxygen. Zinc, a transition metal, has a consistent two-plus charge, while oxygen has a two-minus charge. The tutorial demonstrates how these charges balance to form a neutral molecule, resulting in the formula ZnO. The video concludes with a brief cleanup of the formula and a thank you from Dr. B.

Which element is represented by the symbol 'Zn' on the periodic table?

• Zirconium

• Zircon

• Zircaloy

• Zinc

What type of compound is formed when a metal and a non-metal combine?

• Ionic compound

• Molecular compound

• Metallic compound

• Covalent compound

What is the ionic charge of zinc in zinc oxide?

• 4+

• 3+

• 2+

• 1+

How do the charges of zinc and oxygen combine to form a neutral molecule?

• 4+ and 4-

• 1+ and 1-

• 3+ and 3-

• 2+ and 2-

What is the final chemical formula for zinc oxide?

• ZnO2

• ZnO

• Zn2O

• Zn2O3