06:58Electronegativity: bond character/bond type: electronegativity difference and predicting bond typeCrash Chemistry Academy517views
12:14Polar Covalent Bonds and Nonpolar Covalent bonds, Ionic Bonding - Types of Chemical BondsThe Organic Chemistry Tutor868views
11:00Ionic Bonds, Polar Covalent Bonds, and Nonpolar Covalent BondsThe Organic Chemistry Tutor992views
11:21Bond Polarity, Electronegativity and Dipole Moment - Chemistry Practice ProblemsThe Organic Chemistry Tutor1181views
Multiple ChoiceWhich of the following correctly identifies the chemical bond between a carbon and oxygen atom?954views6rank
Multiple ChoiceWhat is the percent ionic character of a 125 pm bond which has a bond dipole of 4.5 D?401views
Multiple ChoiceArrange the following molecules in order of decreasing dipole moment. H–I H–F H–Br H–Cl162views1rank1comments
Textbook QuestionTwo dichloroethylene molecules with the same chemical formula 1C2H2Cl22, but different arrangements of atoms are shown. (b) Which form of dichloroethylene has a dipole moment of 2.39 D, and which has a dipole moment of 0.00 D?364views
Textbook Question(a) Does CS2 have a dipole moment? If so, in which direction does the net dipole point?850views
Textbook Question(b) It turns out that ozone, O3, has a small dipole moment. How is this possible, given that all the atoms are the same?1644views
Textbook QuestionMatch the following descriptions with the type of bond (ionic, nonpolar covalent, covalent). (a) One or more electrons are transferred from a metal to a nonmetal atom.913views
Textbook QuestionWhich of the following bonds are polar? (a) C¬O, (b) Sl¬F, (c) N¬Cl, (d) C¬Cl. Which is the more electronegative atom in each polar bond?1744views
Textbook QuestionArrange the bonds in each of the following sets in order of increasing polarity: (c) C¬S, B¬F, N¬O.688views
Textbook QuestionArrange the bonds in each of the following sets in order of increasing polarity: (b) O¬Cl, S¬Br, C¬P1217views
Textbook Question(b) If you were to put HBr under very high pressure, so its bond length decreased significantly, would its dipole moment increase, decrease, or stay the same, if you assume that the effective charges on the atoms do not change?814views
Textbook Question(a) From the data in Table 8.2, calculate the effective charges on the Br atom of the HBr molecule in units of the electronic charge, e.651views
Textbook QuestionThe iodine monobromide molecule, IBr, has a bond length of 249 pm and a dipole moment of 1.21 D. (a) Which atom of the molecule is expected to have a negative charge?1331views
Textbook QuestionWhich of the following substances contain bonds that are largely ionic? (a) HF (b) HI (c) PdCl2 (d) BBr3 (e) NaOH (f) CH3Li673views
Textbook QuestionShow the direction of polarity for each of the bonds in Problem 7.51 using the notation. (b) Si-Li or Si-Cl842views
Textbook QuestionWhich of the substances CdBr2, P4, BrF3, MgO, NF3, BaCl2, POCl3, and LiBr contain bonds that are: (b) nonpolar covalent?728views
Textbook Question(b) What would you expect for the magnitude and direction of the bond dipoles in this series?597views
Textbook QuestionWhich of the substances S8, CaCl2, SOCl2, NaF, CBr4, BrCl, LiF, and AsH3 contain bonds that are: (a) largely ionic? (b) nonpolar covalent? (c) polar covalent?867views
Textbook QuestionOrder the following compounds according to the increasing ionic character of their bonds: CCl4, BaCl2, TiCl3, ClO2.1019views
Textbook QuestionDraw the Lewis structure for BrF with an arrow representing the dipole moment.1123views1rank
Textbook QuestionConsider the collection of nonmetallic elements: B, As, O, and I. (a) Which two would form the most polar single bond?408views
Textbook QuestionThe substance chlorine monoxide, ClO(g), is important in atmospheric processes that lead to depletion of the ozone layer. The ClO molecule has an experimental dipole moment of 1.24 D, and the Cl¬O bond length is 160 pm. (b) Based on the electronegativities of the elements, which atom would you expect to have a partial negative charge in the ClO molecule?982views
Textbook Question(c) The measured dipole moment of BrCl is 0.57 D. If you assume the bond length in BrCl is the sum of the atomic radii, what are the partial charges on the atoms in BrCl using the experimental dipole moment?945views1rank
Textbook Question(b) Using these partial charges and the atomic radii given in Figure 7.8, estimate the dipole moment of the molecule.872views
Textbook QuestionThe O¬H bond lengths in the water molecule 1H2O2 are 96 pm, and the H¬O¬H angle is 104.5°. The dipole moment of the water molecule is 1.85 D. (b) Calculate the magnitude of the bond dipole of the O¬H bonds. (Note: You will need to use vector addition to do this.)2033views2rank
Open QuestionA reaction that involves the transfer of electrons from one molecule to another is referred to as186views
Open QuestionWhich type of bond is present in hydrogen sulfide (H2S)? The table of electronegativities is given.263views
Open QuestionFor each bond, show the direction of polarity by selecting the correct partial charges.268views
Open QuestionDetermine whether a bond between each pair of atoms would be pure covalent, polar covalent, or ionic.296views
Open QuestionWhich of the following bonds would be the most polar without being considered ionic?321views
Open QuestionUse your knowledge of electronegativity to pick out the most polar bond in the list below.179views
Open QuestionAn atom of which element has the strongest attraction for electrons in a chemical bond?170views
Open QuestionWhich atom in a water molecule is "greedy" for electrons, giving it a negative charge?169views
Open QuestionWhich of the following statements about the polar and non-polar nature of a molecule is true?157views
Open QuestionWhen a group 7 element reacts with a group 1 element, what is the effect on the group 1 atom?150views