Chapter 7 vocab

12345678910111213141516171819202122232425
Across
  1. 7. The model that states that for a reaction to occur the reactabt particles must collide with each other.
  2. 8. Aloss of electrons in a chemical reaction
  3. 9. A chemical reaction that realeses more thermal energy than absorbed
  4. 11. A process that rearranges the atoms in one or more substances into one or a new substance
  5. 14. A combination of chemical formulas and symbols that model a chemical reation.
  6. 16. The mass of one mole of a substance
  7. 17. A chemical reaction in which two or more reactants combine into a single
  8. 18. A substance that is formed during a chemical reaction.
  9. 20. The law that states that energy cannot be created or destroyed but only transferred between objects.
  10. 21. A substance that helps a reaction happen faster but is not used up in the reaction
  11. 22. An exothermic chemical reaction in which fuel reacts with oxygen
  12. 23. A chemical reaction inwhich two compounds swap cations or anions with each other
  13. 24. The state that occurs when forward and reverse reactions each happen at the same rayte
  14. 25. A gain of electrons in a chemical reation
Down
  1. 1. The principle that states a chemical system in the equilibrium will adjusts its position in such a way as to reduce the effect of any changes made to the system.
  2. 2. not in glossary
  3. 3. A chemical reaction in which one element in a compound is replaced by another element.
  4. 4. A reaction in whichthe products can react together to reform the original reactants
  5. 5. A chemical reaction I which a single reactant breaks down into two or more products
  6. 6. SI fundamental unit for the quantity of matter in a substance.
  7. 10. The minium energy needed for a chemical reaction
  8. 12. A substance that enters into a chemical reaction.
  9. 13. A number placed in front of a chemical formula within a chemical equation that shows how many units or product are needed to balance
  10. 15. A substance that that slows the rate of a reaction by inducing the catalysts
  11. 19. The speed of reaction