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Molecular Polarity

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Wize University Chemistry Textbook > VSEPR Shapes and Polarity

Molecular Polarity

5 Activities

Do the following molecules have a net dipole moment (True = Yes; False = No)?

a) COS (C is the central atom)


b) POCl3


c) ICl3


d) SeO3


e) SH5-


f) CF4


COS
POCl3
ICl3
SeO3
SH5-
CF4
More Molecular Polarity Questions:
VSEPR, bond polarity
Choose the correct option for the overall polarities of the following molecules:
1. SO2
2. H2O
Bond polarity, VSEPR
Choose the right statement about the polarities of SF4 and SF6
VSEPR
Consider CCl4 and choose the right statement(s)
Practice: VSEPR
Draw the shapes of the following molecules/ions using VSEPR theory and comment on their polarities:
1. SO2
2. H2O
VSEPR: Molecular Polarity
Answer the following questions for the molecule: XeO2F2.
Molecular Polarity: Net Dipole Moment
Which of the following molecules is polar?
Molecular Polarity
Which of the following molecules are non-polar?
Molecular Polarity
Determine whether the following molecules are polar or not.
a) CS2
b) CH2-
Molecular Polarity
Which of the following molecules are non-polar?
Molecular Polarity
Determine whether the following molecules are polar or non-polar
a) NO3-
b) N2
VSEPR: Water
IsH2O\rm H_2O a polar molecule?
Use VSEPR theory to determine your answer.
VSEPR: Molecular Polarity
Is SO2 polar or non-polar?
What is the molecular shape?
What is the electron geometry?
Molecular Polarity
Next question refers to the figures below. All of these structures have five (5) electron domains.
Which of the shapes above can lead to a molecule with an overall dipole moment vector of 0 (i.e. a nonpolar
molecule)?
Molecular Polarity
Consider the molecules OCO, SCS, OCS, NNO, and NNS, which all have the same number of valence electrons.
(The atoms are connected in the order given.) How many of these molecules are non-polar?
Molecular Polarity
Which of the following dipole moment vectors best reflects the molecular polarity of SiF4?
Molecular Polarity
Which of the bonds has the largest bond dipole?
A. i only
B. ii only
Polarity: Are these molecules polar?
Are the following compounds polar or not?
Which of the following molecules would have a net molecular dipole moment (i.e. u not equal to 0)?
Molecular Polarity
Which molecule is the most polar?
Identify the following bonds as polar or non-polar.
Lewis Structures: Molecular Polarity
Draw Lewis structures and give the other information requested for the following:
NO3-. Polar or nonpolar molecule?
BrF5. Polar or nonpolar molecule? Geometry?
Lewis Structures: Molecular Polarity
Which one of the following molecules would be nonpolar, i.e. exhibit a net molecular dipole moment of zero? (B)
VSEPR
Which of the following compounds has no net dipole?
Molecular Polarity: Dipole Moment
Is this molecule polar? In which direction is the dipole moment?
VSEPR: Molecular Polarity
What is the VSEPR shape for ClF3? Is this a polar molecule?
Molecular Polarity: Dipole Moment
Indicate the dipole moment in the following molecule.
Molecular Polarity: Dipole Moment
Indicate the dipole moment in the following molecule.
Molecular Polarity
Which of the following are polar? Indicate the direction of polarity.
VSEPR: Molecular Polarity
For the molecule, [Tel4]2-, answer the following questions
Molecular polarity
Which of the following compounds have the greatest overall dipole?
Molecular Polarity
Which of the following dipole moment vectors best reflects the molecular polarity of SiF4?
Lewis Structure: Molecular Polarity
Is the following molecules is Polar?
AsF5
VSEPR: Polarity
Is H2O a polar molecule? Use a VSEPR structure to determine your answer and choose the option with the correct molecular shape.
VSEPR: Molecular polarity
Name the molecular geometry of the following compounds and determine whether each is polar.
a) NO3−NO_3^-
b) CH4CH_4
Molecular polarity: Dipole
Which of the following compounds has no net dipole?
Molecular Polarity
Which of the following molecules has an overall dipole moment? (ie. which molecule is polar)
VSEPR: Polarity
For the compounds below list the molecular shape and whether it is polar or non-polar.
VSEPR and Lewis Structure
SF2Cl4 exists as two isomers. One is polar, one is non-polar. Draw a 3-D representation of both isomers below.
Molecular Polarity
Sulfur and fluorine form three different neutral binary compounds, SF2, SF4 and SF6. What is the hybridization of the compound which is non polar?
Molecular Polarity
For a series of compounds with the general formula EFx whre E is an element from groups 13-16, which of the following molecular shapes can lead to a molecule with no net-dipole?
Molecular Polarity
Which of the following fluorinated hydrocarbons is non-polar?
Molecular Polarity
Which of the following molecules has the least polar bonds?
Elements: Polarity
A compound with the formula XBr3XBr_3 is non-polar. What is the identity of XX?
Polarity
Draw the Lewis structure for SO2 to answer the following questions
Draw Lewis structures and give the other information requested for the following:
NO3-. Polar or nonpolar molecule?
BrF5. Polar or nonpolar molecule? Geometry?
Polarity: Practice
Are the following compounds polar or not? (answer yes or no)
a) PF5
b) SF4
Which molecule(s) is/are polar?
I CF4 and CCl4
II CCl4 and CO2
VSEPR
Consider the VSEPR for the “best” Lewis diagrams for the following species and use them to answer the following question
Which of the following molecules is/are polar?
i) CF4
Molecular polarity
Is the following molecule Polar?
BrCl3
Molecular Polarity: Permanent dipole
The Lewis structure of formyl bromide is given below. Which of the vectors corresponds to direction of its NET molecular dipole?
Molecular Polarity and VSEPR
Molecular Polarity and VSEPR
Consider the best Lewis diagrams for the following chemical species to answer the next two questions
1. ClF3
Lewis Structures: Molecular Polarity
Is the following molecules is Polar?
CS2
Which of the following compounds have the greatest dipole?
MeOH, CH3Cl, CH4, CCl4