Test 2 Discussion - Chemistry (Taylor M. and Zayla M.)

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Across
  1. 2. This element has 1 proton and no neutrons.
  2. 4. The horizontal rows in the Periodic table are called ____.
  3. 5. A positively charged ion is called a ____.
  4. 8. The number of protons in an atom is its ____.
Down
  1. 1. What type of ion contains more than one atom and carries a net electric charge?
  2. 3. The weighted average of the isotopes of an element.
  3. 6. The smallest particle of an element that retains its properties.
  4. 7. The vertical columns in the periodic table are called ____.