Because they have this wierd wish to have a full outer shell (it makes them stable)......so they either share electrons with another atom to bond covalently, so both atoms have full outer shells, or the lose/ gain an electron and then are attracted ionically towards an ion with the opposite charge
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to achieve stability i.e having the valence shell at a stable electron configuration like for the s shell 2 electrons, the p shell 8 electrons and the d shell 10 electrons.
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want to satisfy their outer most shell by making the number of electron on the outer most shell eight,two or zero which is similar to the noble gases
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To achieve the stability of noble gases, meaning that they want to become "stable" and have a total of 8 valence electrons.
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magnets
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because they're lonely.
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THE REAL REASON WHY...
IS THAT ....
cuz they want you to fail ur class
IS THAT ....
cuz they want you to fail ur class