Which is the outermost shell of fluorine atom?
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29
Flourine is reprented as F. It is a halogen and exsists in group 17. THe atomic number of Flourine is 9(2,7), it means there are 9 protons in the nucleus.
The outermost shell is called as Valence shell and has 7 valence electrons.
It is the most electronegative element as it has to gain 1 electron to attain the configuration.
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14
The last electrons in the configuration settle in shell number 2, thus shell number 2 is the outermost shell and so is called thevalence shell. By definition, valence electrons are the electrons located at the outermost shell of an atom.
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