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# The electronic configuration of halogens in their valence shell is:

Last updated date: 25th Mar 2023
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The electronic configuration of halogens in their valence shell is $n{s^2}n{p^5}$ .
The group of halogens is the only periodic table group which contains elements in all three familiar states of matter at standard temperature and pressure Fluorine $(F)$ is a pale yellow gas Chlorine $\left( {Cl} \right)$ is a greenish gas Bromine $(Br)$ is a dark red liquid.