Elements and Compounds

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Across
  1. 1. pure substance that cannot be broken down into simpler substances
  2. 3. two atoms that are chemically joined to each other per molecule
  3. 6. prefixe in front of the element on the number of atoms of the elements (5)
  4. 7. smallest unit of an element that maintains the chemical properties of that element
  5. 8. individual atom elements
  6. 13. elements having some properties of metals and some properties of non-metals
  7. 15. A table of Elements
  8. 17. zoomed out version
  9. 18. there a total of eight of these in the Periodic Table
  10. 19. a group of two or more atoms that are chemically combined together
  11. 20. a substance which is made up of two or more different elements chemically combined together in a fixed ratio
Down
  1. 2. three atoms that are chemically joined to each other per molecule
  2. 3. prefixe in front of the element on the number of atoms of the elements (2)
  3. 4. representation of elements in the Periodic Table
  4. 5. prefixe in front of the element on the number of atoms of the elements (4)
  5. 9. zoomed in version
  6. 10. prefixe in front of the element on the number of atoms of the elements (1)
  7. 11. tells us if an substance is an element or compound
  8. 12. four or more atoms that are chemically joined to each other per molecule
  9. 14. horizontal row in the Periodic Table
  10. 16. prefixe in front of the element on the number of atoms of the elements (3)