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Properties of Covalent Compounds

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  • Covalent bonding involves what type of elements?
    Only nonmetals
  • What 3D shape would this molecule have?
    Tetrahedral
    Linear
    Bent
    Trigonal pyramidal
  • In this picture, red represents high electron density, blue is low, and green is moderate. Based on this representation, is this a polar or nonpolar molecule?
    Polar because it has electrons.
    Nonpolar because it does not have a positive and negative si
    Nonpolar because it has two atoms in it.
    Polar because it has a positive and negative side.
  • This table represents the electronegativities of some elements. In a bond between Bromine and Iodine, which is the partially negative element?
    Bromine
    Neither because the bond is ionic.
    Neither because the bond is nonpolar.
    Iodine
  • What kind of compound(s) mix with water?
    Ionic compounds and polar covalent compounds.
  • Using the electronegativity table provided, what type of bond would you expect to occur between a chlorine and a fluorine atom?
    Nonpolar covalent bond
    Polar covalent bond
    Ionic bond
    Metallic bond
  • What 3D shape would this carbon tetrachloride molecule have?
    Linear
    Trigonal pyramidal
    Bent
    Tetrahedral
  • Which statement best describes why oil and water don't mix?
    Oil molecules join together and water molecules join too.
    Water molecules push away the oil molecules.
    Water molecules join together, so oil molecules get left out
  • In covalent compounds, all the atoms involved typically have _____ values of electronegativity.
    Low
    High and low
    Moderate
    High
  • This table shows electronegativities of some of the elements. Which of these bonds would be a nonpolar bond?
    C-S
    P-Br
    O-F
    B-Cl
  • What kind of compound(s) DO NOT mix with water?
    Metallic compounds and nonpolar covalent compounds.
  • This table represents the electronegativities of some elements. In a bond between phosphorus and bromine, which is the partially negative element?
    Neither because the bond is ionic.
    Bromine
    Neither because the bond is nonpolar.
    Phosphorus
  • When 2 nonmetal atoms share electrons evenly, the result is a _______ bond.
    Nonpolar covalent
    Ionic
    Polar covalent
    Metallic
  • Using the electronegativity table provided, what type of bond would you expect to occur between a chlorine and a nitrogen atom?
    Metallic bond
    Ionic bond
    Nonolar covalent bond
    Polar covalent bond
  • This table represents the electronegativities of some elements. In a bond between Hydrogen and Oxygen, which is the partially negative element?
    Neither because the bond is nonpolar.
    Neither because the bond is ionic.
    Hydrogen
    Oxygen
  • In this picture red represents high electron density, blue is low, and green is moderate. Based on this representation, is this molecule polar or nonpolar?
    It is polar because it has oppositely charged sides.
    It is nonpolar because it does not have a + and - side.
    It is nonpolar because it is symmetrical.
    It is polar because it is symmetrical.
  • Ionic compounds can mix with...
    Only polar covalent substances.
    Only ionic substances
    Both polar and nonpolar substances
    Only nonpolar covalent substances.
  • This picture illustrates the type of mixing that happens between which two kinds of particles?
    Nonpolar and ionic
    Covalent and metallic
    Polar and nonpolar
    Polar and ionic
  • What happens to electrons in a covalent bond?
    One atom takes them from another.
    I have NO idea.
    They are shared between two atoms.
    The electrons flow freely through the substance.
  • When 2 nonmetal atoms share electrons unevenly, the result is a _______ bond.
    Polar covalent
    Ionic
    Metallic
    Nonpolar covalent
  • What 3D shape would this molecule have?
    Bent
    Linear
    Trigonal pyramidal
    Tetrahedral
  • What 3D shape would this molecule have?
    Linear
    Trigonal pyramidal
    Tetrahedral
    Bent