Mission EAI8 Polyatomic Ions

Mission EAI8 pertains to polyatomic ions. Students must know what one is, be able to recognize one from its formula, and be able to analyze the formula to determine the number of protons and electrons in the ion. The mission consists of 20 questions organized into 5 Question Groups.

• The student should be able to describe what a polyatomic ion is and identify one by its formula.
• The student should be able to determine the number of protons and electron in a polyatomic ion from its formula.

If you are not familiar with this topic, then you should first learn about the topic using our written Tutorial:

• Polyatomic Ions