Science Vocab (chapter 7)

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Across
  1. 8. An exothermic chemical reaction in which a fuel reacts with oxygen
  2. 9. A chemical reaction in which one element in a compound is replaced by another element; also known as a single displacement reaction
  3. 11. A loss of electrons in a chemical reaction
  4. 12. The mass of one mole of a substance
  5. 14. A substance that enters into a chemical reaction
Down
  1. 1. A chemical reaction in which two compounds swap cations or anions with each other; also known as a double-displacement reaction
  2. 2. A chemical reaction in which two or more reactants combine into a single, more complex product
  3. 3. A combination of chemical formulas and symbols that models a chemical reaction
  4. 4. A chemical reaction in which a single reactant breaks down into two or more products
  5. 5. A process that rearranges the atoms in one or more substances into one or more new substances
  6. 6. A gain of electrons in a chemical reaction
  7. 7. SI fundamental unit for the quantity of matter in a substance; a count equal to 6.022x1023
  8. 10. A number placed in front of a chemical formula within a chemical equation that shows how many units of a reactant or product are needed to balance the chemical equation
  9. 13. A substance that is formed during a chemical reaction