Matter and Change CH. 1 Vocab

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Across
  1. 5. having a uniform composition throughout
  2. 7. a pure substance made of only one kind of atom
  3. 9. a substance that is made from the atoms of 2 or more elements that are chemically bonded
  4. 10. the process of converting one substance into another substance
  5. 11. The study of the composition, structure and properties of matter and the changes it undergoes
  6. 12. a high temperature physical state of matter in which atoms lose their electrons
  7. 16. a property that does not depend on the amount of matter present
  8. 18. a measure of the amount of matter
  9. 19. The smallest unit of an element that maintains the properties of that element
  10. 20. an element that has some characteristics of metals and some characteristics of non metals
  11. 21. anything that can be observed about a substance without changing its identity
  12. 22. also a vertical column of the periodic table
  13. 25. a substance that reacts in chemical change
  14. 26. a change in substance that can be observed without changing chemical composition
  15. 28. the state of matter in which the substance has a definite volume but an indefinite shape
  16. 29. a homogeneous mixture of 2 or more substances in a single phase
Down
  1. 1. a horizontal row of elements in the periodic table
  2. 2. and element that is a poor conductor of heat and electricity
  3. 3. not having a uniform composition throughout
  4. 4. any substance that has a definite composition
  5. 6. a substance that has a fixed composition and differs from a mixture in that every sample of a given pure substance has exactly the same characteristics, properties and composition
  6. 8. a property that depends on the amount of matter that is present
  7. 13. anything that has mass and takes up space
  8. 14. The ability to undergo chemical reactions that transform the item into a different substance
  9. 15. an element that is a good conductor of heat and electricity
  10. 17. a reaction in which one or more substances are converted into different substances
  11. 18. a blend of 2 or more kinds of matter, each of which retains its own identity and properties
  12. 23. a substance that is formed by a chemical change
  13. 24. a vertical column of the periodic table
  14. 27. the state of matter in which a substance has neither definite volume nor definite shape
  15. 29. the state of matter in which the substance has definite volume and definite shape