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CHEMISTRY

  1.  
    What is the first element on the periodic table?
  2.  
    What is the main gas found in the air we breathe?
  3.  
    What is the chemical symbol for gold?
  4.  
    What is H20 more commonly known as?
  5.  
    Atoms of the same chemical element that have different atomic mass are known as?
  6.  
    What orbits the nucleus of an atom?
  7.  
    True or false? An electron carries a positive charge.
Answer Key
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CHEMISTRY (Answer Key)

  1.  
    What is the first element on the periodic table?
    Hydrogen
  2.  
    What is the main gas found in the air we breathe?
    Nitrogen (around 78%)
  3.  
    What is the chemical symbol for gold?
    Au
  4.  
    What is H20 more commonly known as?
    Water
  5.  
    Atoms of the same chemical element that have different atomic mass are known as?
    Isotopes
  6.  
    What orbits the nucleus of an atom?
    Electrons
  7.  
    True or false? An electron carries a positive charge.
    False

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