Chemistry Units 3-6

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Across
  1. 3. A bond formed between a nonmetal and nonmetal.
  2. 6. The chemicals you form in a reaction.
  3. 9. The amount of produce you SHOULD get from a reaction is called the ________ yield.
  4. 10. This is the unit for grams (g).
  5. 16. When oxygen reacts with a hydrocarbon and produces carbon dioxide and water it is called a ___________ reaction.
  6. 17. An atom or molecule with a positive or negative charge due to the loss or gain of an electron.
  7. 19. A type of reaction that combines two reactants to form one product.
  8. 21. _______ bonding is a dipole-dipole interaction occurring with a hydrogen and a nitrogen, oxygen, or fluorine atom.
  9. 22. The different area or location an electron can be found in an atom.
  10. 26. A type of reaction that breaks down 1 reactant into two products.
  11. 27. The number 6.02x10^23 is named after ______.
  12. 28. When two partially charged molecules(polar covalent bonds)interreact.
  13. 30. The different orientation of a sublevel.
  14. 31. An ion with two or more atoms.
  15. 33. An electron _________ shows how electrons are distributed within an atom.
  16. 36. The reactant that runs out first is called the _______ reactant.
  17. 37. The is the name for g/mol.
Down
  1. 1. The large number that shows the number of molecules in a chemical reaction.
  2. 2. A bond formed between a metal and metal.
  3. 4. The _____ rule says that some elements are trying to gain up to 8 valence electrons.
  4. 5. A way to represent chemical compounds and identify the elements and number of atoms is called a Chemical ________.
  5. 7. A covalent bond where both elements share electrons unequally.
  6. 8. A word used in chemistry to say that we have 6.02x10^23 of that thing
  7. 10. Two or more atoms joined together.
  8. 11. The amount of product you DID get from a reaction is called the ________ yield.
  9. 12. A negatively charged ion.
  10. 13. connections formed between atoms as a result of sharing, giving, or exchanging electrons.
  11. 14. The chemical _______ is used to show the overall process that occurs in a reaction.
  12. 15. The average distance of an electron from the nucleus.
  13. 18. A _______ (past tense) reaction is when a chemical equation shows that each element is equal on the reactant and product side.
  14. 20. The small number that shows the number of atoms of an element.
  15. 23. The chemicals you start with in a reaction.
  16. 24. _________ electrons are found in the outermost shell/energy level of an atom.
  17. 25. It is used to convert from moles A to moles B.
  18. 29. ________ forces exist between two or more separate molecules.
  19. 32. A covalent bond where both elements share electrons equally.
  20. 34. A bond formed between a metal and nonmetal.
  21. 35. A positively charged ion.