Three differences between halogen and noble gases ???
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Halogens are extremely reactive elements because they need one more electron to gain a full octet of valence electrons,
whereas the noble gases are extremely unstable because they already have their full octet. ... Noble gases are, well, gases.
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Halogens are extremely reactive elements because they need one more electron to gain a full octant of valance electrons whereas the noble gases are extremely unstable because they already have their full octant
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