28. November, 2016Uncategorized

6th Unit 2 Quiz 1 Study Guide

Be able to:

  • Make a model of any of the first 18 elements (must be able to figure out how many protons, neutrons and electrons an atom has by using the periodic table).
  • know the electrical charges of protons, neutrons and electrons
  • Identify the atomic number and atomic mass of any element by using the periodic table
  • Distinguish between an atom, chemical element, molecule, compound, alloy, mixture and a solution – which means that you need to MEMORIZE THE DEFINITIONS.
  • Be able to provide an example of each of the vocabulary terms in the bullet point above.
  • Know what CHNOPS stands for.
  • Know the two most common elements in the universe.
  • Know the 4 most common elements in the earth’s crust.