Vocabulary 1.1 & 1.2 Quiz

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Across
  1. 2. The electrons in the outermost shell of an atom, from chemical bonds
  2. 5. Substance make of 2+ atoms, chemically bonded
  3. 10. Columns in the periodic table that share properties and number of valence electrons
  4. 12. Mass of a singular atom, average number of protons and neutrons
  5. 14. Mixture that is not uniform
  6. 15. 1, 2 or 3 letter representation of an element
  7. 16. Subatomic particle with no charge, in the nucleus
  8. 17. Class of elements that share properties with metals and non-metals
  9. 19. Class of elements that are shiny, malleable, ductile and conductive
  10. 20. Subatomic particle with a positive charge, in the nucleus
Down
  1. 1. Rows in the periodic table that share the same number of electron shells
  2. 3. A pure substance made of one kind of atom
  3. 4. Elements that have no charge, non-reactive, are gasses under normal conditions
  4. 6. Chart of elements arranged in rows and columns
  5. 7. Class of elements that have low conductivity, low malleability, is dull in appearance
  6. 8. Subatomic particle with a negative charge, moves around the nucleus
  7. 9. Group of atoms bonded together
  8. 11. Mixture that is uniform in composition
  9. 13. Smallest unit of an element
  10. 18. Number of protons in the nucleus of an atom
  11. 19. Substance made of 2+ elements or compounds, physically combined