Question
1. Iron can form ions with different charges. Explain how this is possible.
2. Ions are often formed when two different elements interact with each other. Explain why this happens.
2. Ions are often formed when two different elements interact with each other. Explain why this happens.
Answers
DrBob222
1. Fe can lose either two or three electrons to form iron(II) or iron(III).
2. One element loses electrons to form + ions; one element gains those electrons to form - ions.
2. One element loses electrons to form + ions; one element gains those electrons to form - ions.
Alex
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