Chemistry Chemistry Practice Problems Solutions Library

Molecular Polarity Solutions Library

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136 solutions

Molecular Polarity

Q. Of the following molecules, only ________ is polar.a) Cl2b) CBr4c) BeCl2d) SiH2Cl2e) BF3

Solved • Mar 23, 2020

Molecular Polarity

Q. Predict which molecules are polar. Select all that apply. a) AsF3 b) CF4 c) IOF5 d) CH2Cl2

Solved • Mar 12, 2020

Molecular Polarity

Q. Select the vibrations that should be infrared active.a) CH3CH2C≡CCH2CH3      (C≡C stretch)b) (CH3)2C=O  (C=O stretch)c) trans-4-octane   (C-Cl stre...

Solved • Mar 12, 2020

Molecular Polarity

Q. Decide whether each molecule or polyatomic ion is polar or nonpolar. If the molecule or polyatomic ion is polar, write the chemical symbol of the a...

Solved • Mar 12, 2020

Molecular Polarity

Q. Considering a molecule with polar bonds, which of the following molecular geometries MUST be polar?A. trigonal bipyramidal B. square pyramidal C. s...

Solved • Nov 28, 2019

Molecular Polarity

Q. NO2 is a ____________ molecule with ___________ bonds.A. polar, polar B. polar, nonpolar C. nonpolar, polarD. nonpolar, nonpolar

Solved • Nov 28, 2019

Molecular Polarity

Q. Which of the following molecules is not a polar molecule?a. NH3b. H2C=CCl2c. H2Sd. BF3e. they are all polar

Solved • Nov 22, 2019

Molecular Polarity

Q. Determine the electron geometry (eg), molecular geometry(mg) and polarity of XeO 3.a. eg = tetrahedral, mg = trigonal pyramidal, polarb. eg = trigo...

Solved • Oct 11, 2019

Molecular Polarity

Q. How many of the following molecules are polar? Hint: All of the bonds in these molecules are polar except for the C=S bond.PCl5     OCS     SeCl 2A...

Solved • Oct 11, 2019

Molecular Polarity

Q. Which has no dipole moment?A. CO2 B. NH3 C. H2O D. HF E. None of the above

Solved • Oct 3, 2019

Molecular Polarity

Q. Which of the following molecules has a net dipole moment (i.e. is polar)?A. KrF2     B. CCl4      C. CO2      D. BeCl2     E. SF2

Solved • Sep 18, 2019

Molecular Polarity

Q. Is the compound NH 2- polar or non polar? Why or why not?

Solved • Aug 25, 2019

Molecular Polarity

Q. POLAR OR NON-POLAR? WHY? (a) Phosphate, PO43- (b) Potassium lon (c) Nitrous oxide (d) Magnesium ion (e) Nitrogen, N2

Solved • Aug 6, 2019

Molecular Polarity

Q. Which statement best describes the polarity of SCl 4F2? a. The molecule is always polar. b. The molecule is always nonpolar. c. Depending on the ar...

Solved • Jul 9, 2019

Molecular Polarity

Q. Which statement for NH3 and NF3 is false? Electronegativities: N = 3.0, H = 2.1, F = 4.0.a. The NF3 molecule is more polar than the NH 3 molecule. ...

Solved • Jul 9, 2019

Molecular Polarity

Q. Would the following structures be polar or nonpolar? (Not applicable if the structure is an ion. Pick "ionic" in that case).NO2+SCN-CS2

Solved • Jul 9, 2019

Molecular Polarity

Q. Decide whether each molecule or polyatomic ion is polar or nonpolar. If the molecule or polyatomic ion is polar, write the chemical symbol of the a...

Solved • Jul 9, 2019

Molecular Polarity

Q. There are 3 Lewis structures for [ NO3]- draw all three and compare polarity of the 3.

Solved • Jan 22, 2019

Molecular Polarity

Q. At standard temperature and pressure the molar volumes of Cl2 and NH3 gases are 22.06 and 22.40 L, respectively.Given the different molecular weigh...

Solved • Nov 27, 2018

Molecular Polarity

Q. Which of the following molecules have net dipole moments? For the molecules that are polar, indicate the polarity of each bond and the direction of...

Solved • Nov 27, 2018

Molecular Polarity

Q. The molecules BF3, CF4, CO2, PF5, and SF6 are all nonpolar, even though they all contain polar bonds. Why?

Solved • Nov 27, 2018

Molecular Polarity

Q. Which of the molecules have net dipole moments (are polar)?a. XeCl2b. ICl3c. TeF4d. PCl5e. ICl5 f. XeCl4 g. SeCl6

Solved • Nov 27, 2018

Molecular Polarity

Q. What is the sum of the two red vectors at the top of the left figure?

Solved • Nov 12, 2018

Molecular Polarity

Q. The molecule shown here is difluoromethane (CH2F2), which is used as a refrigerant called R-32.Would the molecule have a nonzero dipole moment?

Solved • Nov 12, 2018

Molecular Polarity

Q. The molecule shown here is difluoromethane (CH2F2), which is used as a refrigerant called R-32.If the molecule is polar, which of the following des...

Solved • Nov 12, 2018

Molecular Polarity

Q. The molecule O=C=S is linear and has a Lewis structure analogous to that of CO2. Would you expect this molecule to be nonpolar?

Solved • Nov 12, 2018

Molecular Polarity

Q. Which of these AF3 molecules will have a nonzero dipole moment?

Solved • Nov 12, 2018

Molecular Polarity

Q. Which of the following AF4 molecules will have a zero dipole moment?

Solved • Nov 12, 2018

Molecular Polarity

Q. What would you expect for the magnitude and direction of the bond dipoles in this series: BH4–, CH4, NH4+?

Solved • Nov 12, 2018

Molecular Polarity

Q. The Lewis structure for allene is shown in the diagram.Does it have a nonzero dipole moment?

Solved • Nov 12, 2018

Molecular Polarity

Q. Fill in the following chart. If the molecule column is blank, find an example that fulfills the conditions of the rest of the row.#MoleculeElectron...

Solved • Nov 12, 2018

Molecular Polarity

Q. Fill in the following chart. If the molecule column is blank, find an example that fulfills the conditions of the rest of the row.#MoleculeElectron...

Solved • Nov 12, 2018

Molecular Polarity

Q. Fill in the following chart. If the molecule column is blank, find an example that fulfills the conditions of the rest of the row.#MoleculeElectron...

Solved • Nov 12, 2018

Molecular Polarity

Q. Does BeCl2 have a dipole moment?

Solved • Nov 12, 2018

Molecular Polarity

Q. Predict whether each of the following molecules is polar or nonpolar IF, CS2, SO3, PCl3, SF6, IF5.

Solved • Nov 12, 2018

Molecular Polarity

Q. Dichloroethylene (C2H2Cl2) has three forms (isomers), each of which is a different substance. How many isomers of dichloroethylene have a zero dipo...

Solved • Nov 12, 2018

Molecular Polarity

Q. Classify CS2 as polar or nonpolar.

Solved • Nov 12, 2018

Molecular Polarity

Q. Determine whether each molecule is polar or nonpolar.BrF5

Solved • Nov 12, 2018

Molecular Polarity

Q. Which molecule is polar?a) SF2b) BH3c) PF5d) CS2

Solved • Nov 12, 2018

Molecular Polarity

Q. Draw the structure of a molecule with the formula C4H6Cl2 that has a dipole moment of 0.

Solved • Nov 12, 2018

Molecular Polarity

Q. Determine whether the molecule COF2 is polar.

Solved • Nov 12, 2018

Molecular Polarity

Q. Determine whether the molecule S2 Cl2 is polar.

Solved • Nov 12, 2018

Molecular Polarity

Q. Determine whether the molecule SF4 is polar.

Solved • Nov 12, 2018

Molecular Polarity

Q. Determine whether the molecule IF5 is polar.

Solved • Nov 12, 2018

Molecular Polarity

Q. Determine whether the molecule CH2 CHCH3 is polar.

Solved • Nov 12, 2018

Molecular Polarity

Q. Determine whether the molecule CH3SH is polar.

Solved • Nov 12, 2018

Molecular Polarity

Q. Explain why CO2 and CCl4 are both nonpolar even though they contain polar bonds.

Solved • Nov 12, 2018

Molecular Polarity

Q. CH3 F is a polar molecule, even though the tetrahedral geometry often leads to nonpolar molecules.Explain why the molecule CH3 F is polar.

Solved • Nov 12, 2018

Molecular Polarity

Q. A molecule of formula AY3 is found experimentally to be polar. Which molecular shapes are possible and which are impossible for AY3?

Solved • Oct 28, 2018

Molecular Polarity

Q. Dinitrogen difluoride, N2F2, is the only stable, simple inorganic molecule with an N=N bond. It occurs in two forms: cis (both F atoms on the same ...

Solved • Oct 28, 2018

Molecular Polarity

Q. Consider the molecules SCl 2, F2, CS2, CF4, and BrCl.(b) Which molecules have a dipole moment?

Solved • Oct 28, 2018

Molecular Polarity

Q. Classify these molecules as polar or nonpolar. 

Solved • Oct 24, 2018

Molecular Polarity

Q. There are three possible structures for PCl2F3 with phosphorus as the central atom. Draw them and discuss how measurements of dipole moments could ...

Solved • Oct 22, 2018

Molecular Polarity

Q. Is the Cl2BBCl2 molecule polar or nonpolar?

Solved • Oct 22, 2018

Molecular Polarity

Q. As a general rule, MXn molecules (where M represents a central atom and X represents terminal atoms; n = 2 – 5) are polar if there is one or more l...

Solved • Oct 22, 2018

Molecular Polarity

Q. Explain how a molecule that contains polar bonds can be nonpolar.

Solved • Oct 22, 2018

Molecular Polarity

Q. Choose the pair of substances that are most likely to form a homogeneous solution. a. Nal and C6H14 b. KCI and Hg c. NH3 and CH3OH d. F2 and PF3 e....

Solved • Sep 24, 2018

Molecular Polarity

Q. Identify the following bonds as polar or nonpolarO-H, C-F, N-C, I-Br, C-C

Solved • Sep 17, 2018

Molecular Polarity

Q. Choose the pair of substances that are most likely to form a homogeneous solution. LiBr and C5H12 C6H14 and C10H20 I2 and CH3OH N2O4 and NH4Cl None...

Solved • Aug 28, 2018

Molecular Polarity

Q. Of the molecules PF3 and PCl3, which has bonds that are more polar?

Solved • Mar 30, 2018

Molecular Polarity

Q. Which statement best describes the polarity of SF 4Cl2?a. Always polar.b. Always nonpolar.c. Depending on the arrangement of outer atoms, this mole...

Solved • Mar 28, 2018

Molecular Polarity

Q. Which statement best describes the polarity of CF 2Cl2?a. Always polar.b. Always nonpolar.c. Depending on the arrangement of outer atoms, this mole...

Solved • Mar 28, 2018

Molecular Polarity

Q. Which of the molecules below will be polar?CS2, BF3, SO2, CH3Bra. CH3Br onlyb. CS2 onlyc. Both BF3 and CH3Brd. Both SO2 and CH3Br

Solved • Mar 27, 2018

Molecular Polarity

Q. How many of the following molecules are polar?a. BrCl3b. CS2c. SiF4d. SO3

Solved • Mar 26, 2018

Molecular Polarity

Q. Which of the following molecules is polar?a. BF3b. CCI4c. CO2d. NO2e. SF6

Solved • Mar 22, 2018

Molecular Polarity

Q. Which formula represents a nonpolar molecule?a. NH3b. H2Sc. CH4d. HCl

Solved • Mar 22, 2018

Molecular Polarity

Q. Which choice best describes the polarity of ICl 5?a. The molecule is polar and has polar bonds.b. The molecule is nonpolar and has polar bonds.c. T...

Solved • Mar 22, 2018

Molecular Polarity

Q. There are 3 different possible isomers of a dibromoethene molecule, C 2H2Br2. One of them has no net dipole moment, but the other two do. Draw Lewi...

Solved • Mar 21, 2018

Molecular Polarity

Q. There are 3 Lewis structures for C2H2Cl2 draw all three and indicate whether each is non-polar or polar.Explain why one of these structures is non-...

Solved • Mar 21, 2018

Molecular Polarity

Q. State whether each is polar or nonpolar.a. BeF2 b. SF6 c. FCN 

Solved • Mar 21, 2018

Molecular Polarity

Q. Which of the following molecules is nonpolar? a. NH3 b. OF2 c. CH3Cl d. H2O e. BeCl2   

Solved • Mar 21, 2018

Molecular Polarity

Q. Which of these molecules would you expect to be polar: Cl 2, ICl, BF3, SO2?a. ICl and SO2b. Cl2 and BF3c. ICl and BF3d. BF3 and SO2

Solved • Mar 21, 2018

Molecular Polarity

Q. Describe the molecular dipole of OCl2.

Solved • Mar 21, 2018

Molecular Polarity

Q. Which of the following compounds are polar:a. CBr4, XeF2, SCl4, BrF3, CH3OHb. XeF2, SCl4, BrF3, CH3OH onlyc. BrF3, CH3OH only d. SCl4, BrF3, CH3OH ...

Solved • Mar 19, 2018

Molecular Polarity

Q. Identify the molecules with polar bonds and the polar molecules. a. CCl4  b. CH3Cl c. H2O d. CO2 e. O2

Solved • Mar 19, 2018

Molecular Polarity

Q. Is ICl4- polar or nonpolar?

Solved • Mar 13, 2018

Molecular Polarity

Q. a) PF3Cl2 is a nonpolar molecule. Based on this information, determine the F−P−F bond angle, the Cl−P−Cl bond angle, and the F−P−Cl bond angle. b) ...

Solved • Mar 13, 2018

Molecular Polarity

Q. Choose from the compound below that contains at least one polar covalent bond, but is non-polar.a. HCNb. CF4c. SeBr4d. ICl3e. Both B and C are non-...

Solved • Mar 13, 2018

Molecular Polarity

Q. Predict whether each of the following molecules is polar or non-polar: IF, CS2, SO3, PCl3, SF6, IF5

Solved • Mar 6, 2018

Molecular Polarity

Q. Predict whether each of the following molecules is polar or nonpolar. XeF4, NH3, CH3Br, CCl4, SF4, GaH3

Solved • Mar 6, 2018

Molecular Polarity

Q. Water is known as a polar molecule because (check all apply)a. The oxygen and hydrogen atoms have the same electronegativity.b. The hydrogen atom a...

Solved • Mar 1, 2018

Molecular Polarity

Q. Determine whether each molecule is polar or nonpolar. Drag the appropriate items to their respective bins.

Solved • Feb 23, 2018

Molecular Polarity

Q. Identify whether each molecule given below is polar or nonpolar.SiH3Br, SBr2, BrF3, BF3 

Solved • Feb 22, 2018

Molecular Polarity

Q. Determine whether each molecule given below is polar or nonpolar.CF4, PBr5, XeF2, SF6   

Solved • Feb 22, 2018

Molecular Polarity

Q. Determine whether each molecule given below is polar or nonpolar:NF3, XeF2, H2S, and CF4.

Solved • Feb 22, 2018

Molecular Polarity

Q. Explain whether Cl2XeF2 is necessarily polar?

Solved • Feb 21, 2018

Molecular Polarity

Q. Consider the molecule IF3.i) What is the electron domain geometry and the molecular geometry of IF 3?ii) Is IF3 polar or nonpolar?

Solved • Feb 19, 2018

Molecular Polarity

Q. Is SCl4 polar or non polar?

Solved • Feb 16, 2018

Molecular Polarity

Q. Is CS2 polar or nonpolar?

Solved • Feb 15, 2018

Molecular Polarity

Q. Are SO3,XeF2,IF2- polar or nonpolar? How it is polar or nonpolar? Add formal charges and bond dipoles to all lewis dot structures. According to Val...

Solved • Feb 14, 2018

Molecular Polarity

Q. Is HBr a polar or non polar molecule?

Solved • Feb 14, 2018

Molecular Polarity

Q. Is ClF3 polar or non polar?

Solved • Feb 14, 2018

Molecular Polarity

Q. Is O3 polar or non-polar?

Solved • Feb 14, 2018

Molecular Polarity

Q. Predict which molecules are polar. Select all that apply. a) AsF3 b) IOF5 c) CF4 d) CH2Cl2

Solved • Feb 13, 2018

Molecular Polarity

Q. Classify these molecules as polar or nonpolar.CH3ClCCl4HFBCl3H2OH2

Solved • Jan 4, 2018

Molecular Polarity

Q. BrCl5 (bromine pentachloride) is sometimes called a polar molecule, sometimes called nonpolar. Which one is it REALLY and WHY?

Solved • Dec 21, 2017

Molecular Polarity

Q. Is XeF4 polar or nonpolar? Explain your answer.

Solved • Dec 15, 2017

Molecular Polarity

Q. Is BeCl2 polar or nonpolar?

Solved • Dec 15, 2017

Molecular Polarity

Q. Is XeF2 polar or nonpolar?

Solved • Dec 15, 2017

Molecular Polarity

Q. Is H2O polar or nonpolar?

Solved • Dec 15, 2017