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1. When the electronegativity difference between two atoms is 2, what type of bond can be predicted?
A. ionicB. covalentC. polar covalentD. metallicE. hydrogen bonding
2. If two atoms are bonded in such a way that both members of the pair equally share one electron with the other, what is the bond called?
3. Which of the five choices is considered the weakest bond in the group?
4. Which of the above bonds explains water's abnormally high boiling point?
5. If the sharing of an electron pair is unequal and the atoms have an electronegativity difference of 1.4 to 1.6, what is this type of sharing called?
6. If an electron is lost by one atom and completely captured by another, what is this type of bond called?
7. If one or more valence electrons become detached from the atoms and migrate in a "sea" of free electrons among the positive metal ions, what is this type of bonding called?
8. Maximum repulsion between two electron pairs in a molecular compound will result in a linear structure
the VSEPR model says that like charges will orient themselves so as to diminish the repulsion between them.
A. T,FB. F,TC. T,TD. F,FE. T,T,CE
9. Sodium chloride is an example of ionic bonding
sodium and chlorine have the same electronegativity.
10. Ammonia has a trigonal pyramidal molecular structure
ammonia has a tetrahedral electron pair geometry with three atoms bonded to the central atom.
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