What are negative ions? - Quora

Why is DNA negatively charged? - Quora

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What is an atom with an extra electron? - Quora

What kind of charge does an ion with more electrons than protons have? - Quora

How to know if an ion is positive or negative - Quora

Why is a positive ion often surrounded by eight negative ions? - Quora

Why does an electron have a negative ion? - Quora

What charge does a beryllium ion have? - Quora

Positive ions are smaller than atoms from which they are formed, but negative ions are larger than the atoms from which they are formed . Explain why this is so? - Quora