Question #44c0d

1 Answer
Dr. Hayek
Feb 29, 2016

There is no isoelectronic elements. However, there is isoelectronic ions.

Explanation:

Isoelectronic means: "Same number of electrons". Therefore, same number of protons, therefore, same atomic number, thus, there is no isoelectronic elements.

However, there is isoelectronic ions, such as: #Na^+, Mg^(2+), F^(-), O^(2-) and N^(3-)#. All these ions have #10" electrons"#, therefore, they are called isoelectronic ions .

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