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2. Why do ions form?

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3 votes

Answer:

The iron ore deposits began forming when the first organisms capable of photosynthesis began releasing oxygen into the waters.

Step-by-step explanation:

User KeuleJ
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Answer:

When atoms lose or gain electrons, they become positively or negatively charged ions. In an ionic compound, the ions are arranged in a three-dimensional structure called a crystal. ... When an atoms gains or loses electrons, it gains a charge, thus becoming an ion.

Step-by-step explanation:

User DarkMoon
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