Chapter 6 and 7 vocab

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Across
  1. 3. bond - a chemical bond in which two atoms share a pair of valence electrons
  2. 5. - a substance that undergoes change in a chemical reaction
  3. 8. bond - the force that holds atoms or ions together as a unit
  4. 10. equation a representation of a chemical reaction in which the reactants and products are expressed as formulas
  5. 11. bond - the attraction between a metal cation and the shared electrons that surround it
  6. 12. - an atom or group of atoms that has a positive or negative charge
  7. 13. - a mixture of two or more elements, at least one of which is a metal, that has the characteristic properties of a metal
Down
  1. 1. - new substances formed as a result of a chemical reaction
  2. 2. bond - the force that holds cations and anions together
  3. 4. - a neutral group of atoms that are joined together by one or more covalent bonds
  4. 6. dot diagram - a diagram of an atom, ion or molecule in which each dot represents a valence electron
  5. 7. energy the energy stored in chemical bonds
  6. 9. formula - notation that shows what elements a compound contains and the ratio of the atoms or ions of these elements in the compound