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8.5ACD CFA Review

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    matter and energy
  •   Study   Slideshow
  • How many Carbon atoms are in the chemical formula C2H3O2?
    2 carbon atoms
  •  15
  • In which of the following chemical formula's are there twice as many hydrogen than Carbon atoms?
    C6H12O6
  •  15
  • Which element has similar properties to element II in the ven diagram
    Oxygen, Sulfur, Selenium, Tellurium. Polonium, or Livermorium
  •  15
  • What is the total number of neutrons and protons in an atom of Krypton?
    84
  •  20
  • An electrically nuetral atom consists of 15 neutrons, 13 electrons, and a number of protons. What is the mass number?
    28
  •  15
  • Silver Nitrate, AgNO3, is a chemical compound used in photography. How many different elements make up this chemical compound?
    3
  •  15
  • Which element has 4 valence electrons, three energy levels, and is a metalloid?
    Silicon
  •  20
  • CH4 is an example of a —
    Chemical Formula
  •  15
  • List the locations of the subatomic particles.
    Protons and Neutrons- Nucleus Electrons- cloud
  •  15
  • How many valence electrons does Iodine have in group 17?
    7
  •  15
  • Where are electrons found in an atom?
    Orbiting the nucleus
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