Give the approximate bond angle for a molecule with a trigonal planar shape. |
… |

Give the approximate bond angle for a molecule with a tetrahedral shape. |
… |

Determine the electron geometry (eg) and molecular geometry(mg) of BCl3. |
eg=trigonal planar, mg=trigonal planar |

Determine the electron geometry (eg) and molecular geometry (mg) of CO32⁻. |
eg=trigonal planar, mg=trigonal planar |

Determine the electron geometry (eg) and molecular geometry (mg) of CH3+1. |
… |

Determine the electron geometry (eg) and molecular geometry (mg) of SiF4. |
eg=tetrahedral, mg=tetrahedral |

Determine the electron geometry (eg) and molecular geometry (mg) of PF5. |
eg=trigonal bipyramidal, mg=trigonal bipyramidal |

Determine the electron geometry (eg) and molecular geometry (mg) of the underlined carbon in CH3CN. |
… |

Determine the electron geometry (eg) and molecular geometry (mg) of BrF3. |
eg=trigonal bipyramidal, mg= T-shape |

Determine the electron geometry (eg) and molecular geometry (mg) of ICl2⁻. |
eg=trigonal bipyramidal, mg=linear |

Determine the electron geometry (eg) and molecular geometry (mg) of XeF2. |
eg=trigonal bipyramidal, mg=linear |

Determine the electron geometry (eg) and molecular geometry (mg) of XeF4. |
eg=octahedral, mg=square planar |

Consider the molecule below. Determine the molecular geometry at each of the 2 labeled carbons. |
C1 = bent, C2 = trigonal planar |

Consider the molecule below. Determine the molecular geometry at each of the 3 labeled atoms. |
1=trigonal planar, 2=tetrahedral, 3=trigonal pyramidal |

Place the following in order of increasing X-Se-X bond angle, where X represents the outer atoms in each molecule. |
SeCl6 < SeF2 < SeO2 |

Place the following in order of increasing F-A-F bond angle, where A represents the central atom in each molecule. |
OF2 < PF3 < PF4⁺ |

Place the following in order of decreasing X-A-X bond angle, where A represents the central atom and X represents the outer atoms in each molecule. |
N2O > NO2⁻ > NCl3 |

Place the following in order of decreasing X-A-X bond angle, where A represents the central atom and X represents the outer atoms in each molecule. |
CS2 > CF4 > SCl2 |

Place the following in order of increasing X-A-X bond angle, where A represents the central atom and X represents the outer atoms in each molecule. |
H2O < H3O⁺ < HCN |

Determine the electron geometry (eg), molecular geometry (mg), and polarity of SO3. |
eg=trigonal planar, mg=trigonal planar, nonpolar |

How many of the following molecules are polar? |
1 |

How many of the following molecules are polar? |
3 |

How many of the following molecules are polar? |
2 |

How many of the following molecules are polar? |
3 |

Determine the electron geometry (eg), molecular geometry (mg), and polarity of SO2. |
eg=trigonal planar, mg=bent, polar |

Determine the electron geometry, molecular geometry and polarity of SF6 . |
… |

Determine the electron geometry, molecular geometry and polarity of TeCl6. |
eg=octahedral, mg=octahedral, nonpolar |

Determine the electron geometry (eg), molecular geometry(mg) and polarity of XeO3. |
eg=tetrahedral, mg=trigonal pyramidal, polar |

Determine the electron geometry, molecular geometry and polarity of HBrO2 . |
eg=tetrahedral, mg=bent, polar |

Choose the compound below that contains at least one polar covalent bond, but is nonpolar. |
CF4 |

Choose the compound below that contains at least one polar covalent bond, but is nonpolar. |
AsCl5 |

Place the following in order of increasing dipole moment. |
I < III < II |

Place the following in order of decreasing dipole moment. |
III > I > II |

Determine the electron geometry, molecular geometry and polarity of N2O (N central). |
eg= linear, mg=linear, polar |

A molecule containing a central atom with sp3 hybridization has a(n) __________ electron geometry. |
tetrahedral |

A molecule containing a central atom with sp3d hybridization has a(n) __________ electron geometry. |
trigonal bipyramidal |

Identify the number of electron groups around a molecule with a tetrahedral shape. |
… |

Identify the shape that goes with sp3d. |
… |

A molecule containing a central atom with sp3d2 hybridization has a(n) __________ electron geometry. |
octahedral |

Draw the Lewis structure for OF2. What is the hybridization on the O atom? |
sp3 |

Draw the Lewis structure for SO3. What is the hybridization on the S atom? |
sp2 |

Draw the Lewis structure for BrO4⁻. What is the hybridization on the Br atom? |
sp3 |

Draw the Lewis structure for SF6. What is the hybridization on the S atom? |
sp3d2 |

Draw the Lewis structure for BrF5. What is the hybridization on the Br atom? |
sp3d2 |

Draw the Lewis structure for BrCl3. What is the hybridization on the Br atom? |
sp3d |

Consider the molecule below. Determine the hybridization at each of the 2 labeled carbons. |
C1 = sp2, C2 = sp3 |

Consider the molecule below. Determine the hybridization at each of the 3 labeled atoms. |
1=sp2, 2=sp3, 3=sp3 |

How many of the following molecules have sp hybridization on the central atom? |
2 |

How many of the following molecules have sp3 hybridization on the central atom? |
1 |

How many of the following molecules have sp3d hybridization on the central atom? |
2 |

# Chemistry I Chapter 10

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