Name one group on the periodic table that has very low reactivity. How many valence electrons are in the stable group?
Fluorine (F), a halogen, is very reactive. It often forms an ion with a 1– charge. How does this make it more stable?
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Expert's answer
2017-09-18T08:38:06-0400
A very stable group is 18, a group of inert gases that have the structure of s2p6 and 0 valence electrons. Fluorine has the structure s2p5, when it takes an electron, the structure goes to s2p6, which is very stable.
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