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6 Written questions

6 Multiple choice questions

  1. ion formed from only one atom
  2. a chemical reaction in which more energy is released that is required to break bonds in the initial reaction
  3. a type of bond that forms when electrons are not shared equally
  4. the force that holds two atoms together
  5. an ion made up of two or more atoms bonded together that acts as a single unit with a net charge
  6. a mixture of elements that has metallic properties

6 True/False questions

  1. moleculeStates that atoms like hydrogen and helium only need two valence electrons to be stable

          

  2. ionic bondthe force that holds two atoms together

          

  3. Lewis structureStates that atoms lose, gain or share electrons in order to acquire a full set of eight valence electrons

          

  4. delocalized electronsthe electrons involved in metallic bonding that are free to move easily from one atom to the next throughout the metal and are not attached to a particular atom

          

  5. duet ruleStates that atoms like hydrogen and helium only need two valence electrons to be stable

          

  6. formula unitthe simplest ratio of ions represented in an ionic compound

          

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