the middle fams in the expansion
f (x - y)
a) 63215
8y5
Icb.) -63915
5
s 6376
8ys
di-6326
$95
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Ionic bonding in sodium chloride. An atom of sodium (Na) donates one of its electrons to an atom of chlorine (Cl) in a chemical reaction, and the resulting positive ion (Na+) and negative ion (Cl−) form a stable ionic compound (sodium chloride; common table salt) based on this ionic bond.
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