Chapter 7 Vocabulary

123456789101112131415
Across
  1. 2. the number in front of the formula
  2. 3. reaction reactions that involve the transfer of electrons from one species to another
  3. 5. reaction redox reaction
  4. 6. reaction any chemical reaction that absorbs heat from its environment
  5. 8. a substance that takes part in and undergoes change during a reaction.
  6. 9. 6.02214076 × 1023 of some chemical unit
  7. 10. energy a process that involves the rearrangement of the molecular or ionic structure of a substance
  8. 12. reaction a chemical reaction that involves the release of energy in the form of heat or light
  9. 15. reaction occurs when two or more reactants combine to form a single product
Down
  1. 1. reaction a reaction in which one element is substituted for another element in a compound
  2. 4. reaction generally occur between substances in an aqueous solution
  3. 7. formed from a chemical reaction.
  4. 11. equation a symbolic representation of the molecules that take part in the chemical reactant
  5. 13. mass the mass in grams of one mole of the compound
  6. 14. reaction occurs when one reactant breaks down into two or more products