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Multi-Electron Configurations and Orbital Diagrams

If a dipositi...

Question

If a dipositive ion has an electronic configuration of 2, 8, then the number of electrons in that ion is:

A

8

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B

10

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C

11

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D

9

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Solution

The correct option is B 10
A dipositive ion has electronic configuration $2, 8$ . Thus the number of electrons in that ion is $2 + 8 = 10$
Thus that ion has $10$ electrons. Hence answer is B.

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