Unit 2 Ionic Bonding Formative Assessment

Name (Last, First)

Period:

• Period 1
• Period 2
• Period 3
• Period 4
• Period 5

How does this atom form an ion?

• gain 1 electron
• lose 1 electron
• share 1 electron
• share 7 electrons
• it will not form an ion

Which of the elements listed will NOT form an ionic bond with magnesium? (select all that apply)

• Iodine
• Oxygen
• Chlorine
• Calcium
• Cesium

Which of the following ions have the correct charge indicated? (select all that apply)

• Ca²⁺
• Li¹⁺
• O²⁻
• F¹⁻
• K²⁺

What is the correct Lewis Structure for the strontium ion?

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