Chemistry Review Crossword

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Across
  1. 4. Atoms of elements that have different numbers of neutrons
  2. 5. A substance dissolved in another substance
  3. 8. The substance that something is being dissolved into
  4. 12. Temperature, density, and electrical conductivity are all examples of _________________ properties of matter
  5. 14. A semimetal is also known as a ________________
  6. 16. Resistance of any physical object to any change in its state of motion
  7. 19. Copper is a _______________ metal
  8. 20. Fluorine, Chlorine, Bromine, Iodine, and Astatine are all __________________
  9. 21. The element symbol for Bromine
  10. 24. Measure of the gravitational force on an object
  11. 25. A mixture where the components of the mixture are not uniform or have localized regions with different properties
  12. 26. Theory that states that tiny particles such as electrons do not absorb or release energy in a smooth flow
  13. 27. The element with the atomic mass of 28.09
  14. 28. The dense, central core of the atom
  15. 30. Takes place when two or more substances unite or break apart chemically
  16. 31. The number of protons in the nucleus
  17. 33. The sum of the protons and neutrons in the nucleus of an atom
Down
  1. 1. Composed of several elements or compounds that are physically mixed but not chemically united
  2. 2. The element with the atomic number 19
  3. 3. The element symbol for Helium
  4. 6. A substance that is composed of more than one type of atom linked together
  5. 7. The smallest component of an element having the chemical properties of the element
  6. 9. This state of matter occupies a definite volume but does not have a definite shape
  7. 10. The chemical name for CaS
  8. 11. Sodium is an ____________ metal
  9. 13. The chemical name for CO
  10. 15. Mass per unit of volume
  11. 17. An atom that develops an electrical charge by losing or gaining electrons
  12. 18. The name of the element in period 4 and group VIA
  13. 22. The branch of science that studies the composition and properties of matter and the changes it undergoes
  14. 23. The sum of the atomic masses of all the atoms in the molecule
  15. 29. The subatomic particle that resides outside the nucleus of an atom and carries a negative electrical charge
  16. 32. A positive ion