phys sci 4

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Across
  1. 3. a atom or group of atoms with a positive or negative charge
  2. 4. is larger than the water that makes it making it float
  3. 5. forms hydrogen bonds when frozen
  4. 8. loose bond between molecules that contain hydrogen ions & polar molecule
  5. 10. bond a covalent bond that one side of the molecule is slightly positive and the other slightly negative
  6. 11. The force that allows 2 or more atoms to stick together in a compound.
  7. 12. The substances that go into a chemical reaction
  8. 13. is more stable than its parts
Down
  1. 1. chemical bond between 2 element s an electron away from the other.
  2. 2. Notation that records what elements and How many atoms of the elements are in a compound
  3. 6. is a force between molecules. molecules of the different Substances palling them to Together
  4. 7. A force between molecules of the same substance that pulls them together.
  5. 9. a bond between 2 elements sharing electrons
  6. 14. The substances that are created in a chemical reaction