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Fråga		Svar
What happens when an atom loses electrons? börja lära sig		It becomes a positive ion (cation).
What happens when an atom gains electrons? börja lära sig		It becomes a negative ion (anion)
What is ionic bonding? börja lära sig		The electrostatic attraction between oppositely charged ions.
Which types of elements usually form ionic bonds? börja lära sig		A metal and non-metal.
Why are oppositely charged ions attracted to eachother? börja lära sig		Because of electrostatic forces.
What ion does sodium form? börja lära sig		Na+ because it loses one electron.
What ion does chlorine form? börja lära sig		Cl- because it gains one electron.
What compound is formed when sodium bonds with chlorine? börja lära sig		Sodium chloride (NaCl)

Chemistry - Ionic Bonding & Formation