Science Vocab #7

Edit Answers
1234567891011121314
Across
  1. 2. 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
  2. 3. The mass of one mole of a substance
  3. 4. A substance that enters into a chemical reaction
  4. 7. A combination of chemical formulas and symbols that models a chemical reaction
  5. 9. A gain of electrons in a chemical reaction
  6. 12. A loss of electrons in a chemical reaction
  7. 13. A chemical reaction in which a single reactant breaks down into two or more products
Down
  1. 1. A chemical reaction in which one element in a compound is replaced by an other element, also known as a single displacement reaction
  2. 5. A substance that is formed during a chemical reaction
  3. 6. A chemical reaction in which two compounds swap cations or anions with each other; also known as a double displacement reaction
  4. 8. An exothermic chemical reaction in which a fuel reacts with oxygen
  5. 10. A process that rearranges the atoms in one or more substances into one or more new substances
  6. 11. SI fundamental unit for the quantity of matter in a substance
  7. 14. A chemical in which two or more reactants combine into a single, more complex product