Respuesta :

All the halogens have 7 electrons in the final shell.  As such in the s p d f electronic configuration form, that would amount to them having the last shell as ns² np⁵ [OPTION B]


The table below reiterates the idea and shows how each element of the Halogen Group does indeed follow this pattern.
Ver imagen JoshEast

Electronic Configuration is the distribution of an atom or molecule of a chemical element in it's atomic or molecular orbit.

The correct answer is Choice B: ns² ns⁵

Halogen group is the group 7 on the periodic table. it's elements are the most reactive non-metals on the periodic table because it has 7 valence electron in it's atomic shell.

The electronic configuration of the elements in halogen group ends with ns² np.

Examples of elements in the halogen group include:

  • Flourine

  • FlourineChlorine

  • FlourineChlorineIodine

  • FlourineChlorineIodineBromine.

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