Chemistry regents

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Across
  1. 1. Positive charge Located in the nucleus of an atom
  2. 4. Type of bond that involves sharing of electrons
  3. 5. a neutralization experiment
  4. 8. when the concentrations of reactants and products are constant
  5. 10. reaction that releases heat
  6. 12. Same atomic number different atomic mass
Down
  1. 2. the type of covalent bond with equal sharing of electrons
  2. 3. Reduces the minimum energy required to start a reaction
  3. 6. Reaction between acid and base
  4. 7. The average kinetic energy
  5. 9. affects the rate of reaction for gases only
  6. 11. The bond between a metal and non metal