Match the ion charge to the name of the element.Use the periodic table at the end of the slideshow to help you.Phosphide ionPotassium ionSulfide ionPossible Answers+2-2+3-1+1-3I DON'T KNOWRESETSUBMIT ANSWER
Question
Match the ion charge to the name of the element.Use the periodic table at the end of the slideshow to help you.Phosphide ionPotassium ionSulfide ionPossible Answers+2-2+3-1+1-3I DON'T KNOWRESETSUBMIT ANSWER
Solution
Phosphide ion: This is the ion of Phosphorus. In the periodic table, Phosphorus is in group 15 and it typically forms a -3 charge when it becomes an ion. So, Phosphide ion is -3.
Potassium ion: This is the ion of Potassium. In the periodic table, Potassium is in group 1 and it typically forms a +1 charge when it becomes an ion. So, Potassium ion is +1.
Sulfide ion: This is the ion of Sulfur. In the periodic table, Sulfur is in group 16 and it typically forms a -2 charge when it becomes an ion. So, Sulfide ion is -2.
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