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

Chemistry - Ionic Bonding & Formation