Summative of molecular geometry (VSPER) and intermolecular forces
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Question 1
1.
Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the molecular geometry of Dihydrogen Monoxide (H2O).
Question 2
2.
Which molecule does NOT have a dipole moment?
Question 3
3.
While researching the ozone (O3) layer surrounding the Earth, Ling found that chemists represent the Lewis dot structure of O3 using 2 resonance forms that obey the octet rule. Which structure is one of the resonance structures of O3?
Question 4
4.
Hydrogen sulfide (H2S) has a boiling point of −60.7°C, and water (H2O) has a boiling point of 100.0°C. Which statement best explains this difference in boiling points?
Question 5
5.
Which compound exhibits hydrogen bonding?
Question 6
6.
Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of Carbon Tetrachloride (CCl4).
Question 7
7.
Ethylene has the chemical structure H2C=CH2. Which statement describes the bonding hybridization between the 2 carbon (C) atoms in ethylene?
Question 8
8.
Use the valence-shell electron-pair repulsion (VSEPR) theory to determine the geometry of PBr3.
Question 9
9.
Use the valence-shell electron-pair repulsion (VSEPR) theory to predict the geometry of boron trichloride (BCl3). HINT:B does NOT obey the octet rule.
Question 10
10.
Compare a triple bond to a single bond.
Question 11
11.
Acetic acid (C2H4O2) has 2 carbon (C) atoms, 1 and 2.
Which statement accurately describes the orbital geometries of Atom 1 and Atom 2?
Question 12
12.
Which compound is the most polar?
Question 13
13.
Which one of the following would be considered to be nonpolar based on its structure?
Question 14
14.
The organic gas acetylene (C2H2) is used commercially to produce plastics. What would be the correct lewis structure for acetylene?