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2014-10-18T17:57:40+08:00

This Is a Certified Answer

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
ELECTRON CONFIGURATION it is the arrangement of electrons that are distributed among the orbital shells and sub shells .

example the electron configuration of hydrogen is 1s², helium  is 1s² 2s²




(^_^)hope it can help...................

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2014-10-19T19:51:56+08:00

This Is a Certified Answer

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Electron configuration is the distribution of electrons of an atom or molecule in atomic or molecular orbital.

For example:
Neon
1s² 2s² 3p⁶  because Neon is atomic number 10. The atomic number of an element is equal to its electron.

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