Science 10 :)

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Across
  1. 1. The prefix for 3.
  2. 2. A negatively charged ion, the result of gaining one or more electrons.
  3. 3. The prefix for 10.
  4. 5. Represents the reactants and products in a chemical reaction using their symbols or formulas.
  5. 6. A neutral compound that consists of positive and negative ions held together by a ionic bond.
  6. 9. This happens when a base is added to an acid.
  7. 10. The prefix for 7.
  8. 11. A.K.A The left side.
  9. 13. How many bonds does Carbon form?
  10. 14. Neutral on the pH chart.
  11. 15. A statement that summarizes an observed pattern in nature.
  12. 17. Identifies the reactants and products in a chemical reaction using only the names of the elements and compounds.
  13. 18. A neutral compound composed of two or more non-metallic elements held together by covalent bonds.
  14. 22. The bond formed by the transfer of electrons from one atom to another.
  15. 23. A.K.A The right side.
  16. 24. An atom that has become charged by gaining or losing one or more electrons.
Down
  1. 1. A group of atoms with a charge.
  2. 4. Involves planning a series of data-gathering operations that will provide a basis for testing a hypothesis or answering a question.
  3. 7. All atoms we start with must be accounted for. However they may change their ________________.
  4. 8. Are substances that form in a chemical reaction.
  5. 12. A bond formed by two or more atoms sharing one or more pairs of electrons.
  6. 16. You start balancing the _________ when you are balancing reactions.
  7. 19. A positively charged ion, the result of losing one or more electrons.
  8. 20. The opposite of Acid.
  9. 21. Something that is lost or gained in every chemical reaction.