The Kinetic Theory of Matter

Practice Test
  1.The elements in Groups 1, 2, and 13-17 are called the _____________.  
  a.   noble gases  
  b.   transition elements  
  c.   main group elements  
  d.   alkali metals  
  2.These groups contain metals, nonmetals, and metalloids.  
  a.   1, 2  
  b.   13-18  
  c.   14 , 15  
  d.   17, 18  
  3.A solid that has no regular structure is said to be ____________.  
  a.   crystalline  
  b.   hexagonal  
  c.   cubic  
  d.   amorphous  
  4.The temperature of a substance _________________ as its heat of fusion is added to melt it.  
  a.   remains relatively constant  
  b.   decreases  
  c.   remains at 0 K  
  d.   increases rapidly  
  5.This nonmetal is used to increase the hardness of steel.  
  a.   carbon  
  b.   nitrogen  
  c.   chlorine  
  d.   oxygen  
  6.In general, _________ are malleable and ductile.  
  a.   metals  
  b.   noble gases  
  c.   metalloids  
  d.   nonmetals  
  7.Which of the following is a vapor?  
  a.   oxygen  
  b.   steam  
  c.   helium  
  d.   hydrogen  
  8.These elements have six electrons in their outermost energy levels.  
  a.   He, Ne, and Ar  
  b.   O, S, and Se  
  c.   Cr, Mn, and Fe  
  d.   Cr, Mo, and W  
  9.An intermediate difference in electronegativity results in a/an ___________________ bond.  
  a.   ionic  
  b.   polar covalent  
  c.   covalent  
  d.   weak  

  a.   red  
  b.   blue  
  c.   green  
  d.   violet  
  11.In general, electronegativity ___________ atomic number within a period.  
  a.   decreases with  
  b.   is inversely proportional to  
  c.   remains constant with  
  d.   increases with  
  12.Except for helium, noble gas atoms have _________.  
  a.   octets  
  b.   quartets  
  c.   duets  
  d.   trios  
  13.The Lewis electron dot structure for this element contains seven dots.  
  a.   francium  
  b.   manganese  
  c.   zinc  
  d.   iodine  
  14.Mendeleev predicted the properties of these two elements, which were unknown at the time.  
  a.   carbon and silicon  
  b.   gallium and germanium  
  c.   boron and arsenic  
  d.   silicon and aluminum  
  15.1s22s22p1 is the electron configuration for _________.  
  a.   fluorine  
  b.   hydrogen  
  c.   lithium  
  d.   boron  
  16.The _______________ states that the submicroscopic particles of all matter are in constant, random motion.  
  a.   molecular hypothesis  
  b.   atomic theory  
  c.   kinetic theory  
  d.   Brownian law  
  17.This transition element is commonly used as a coating on iron and steel to prevent corrosion.  
  a.   gold  
  b.   scandium  
  c.   zinc  
  d.   niobium  
  18.Which pair of elements would you expect to have similar properties?  
  a.   Mg and Ti  
  b.   F and Ne  
  c.   Si and Ge  
  d.   Li and Fe  
  19.Two atoms that share six electrons are said to be joined by a __________ bond.  
  a.   double  
  b.   hexyl  
  c.   single  
  d.   triple  
  20.These two Group 15 elements are important components of many fertilizers.  
  a.   bismuth and phosphorus  
  b.   nitrogen and arsenic  
  c.   antimony and arsenic  
  d.   nitrogen and phosphorus  

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