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ICP review of chemistry semester 2

  • Game Code: 1604058
  •  English    33     Public
    Chemistry Unit
  •   Study   Slideshow
  • Compared to most substances, water is unusual because it__ when it goes from liquid to solid state.
    Expands
  •  5
  • The elements in groups 3 through 12 of the periodic table are the _ elements.
    Transition
  •  5
  • An ionic bond is formed when electrons are _ between atoms.
    transferred
  •  5
  • What is the correct formula for calcium oxide
    CaO
  •  5
  • If heat must be added to a chemical reaction, then the reaction is __
    Endothermic
  •  5
  • If a certain atom has 32 protons, 32 electrons and 34 neutrons, what is the mass number?
    66
  •  5
  • When one element replaces another element in a compound the reaction is which type?
    single displacement
  •  5
  • Most matter expands when
    heated
  •  5
  • As the volume of a gas increases, the pressure will ____ if the temperature remains constant
    decrease
  •  5
  • The particles of a solid will move the slowest and the particles that make up _____ move the fastest.
    gas
  •  5
  • The sum of the oxidation numbers in a neutral compound is always ____.
    zero
  •  5
  • Solution is another name for a ___ mixture.
    homeogeneous
  •  5
  • The __ __ are in group 18 on the periodic table
    noble gases
  •  5
  • __ can be used as a wire because they are ductile
    Metals
  •  5
  • What is an insoluble compound that forms during a chemical reaction?
    precipitate
  •  5
  • Atoms of the same element with different numbers of __ are called isotopes
    neutrons
  •  5
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