Chemistry In Context
9th Edition
ISBN: 9781259638145
Author: Fahlman, Bradley D., Purvis-roberts, Kathleen, Kirk, John S., Bentley, Anne K., Daubenmire, Patrick L., ELLIS, Jamie P., Mury, Michael T., American Chemical Society
Publisher: Mcgraw-hill Education,
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 8, Problem 8Q
Both methane (CH4) and water are compounds of hydrogen and another nonmetal.
- a. Give four examples of nonmetals. In general, how do the electronegativity values of non metals compare with those of metals?
- b. How do the electronegativity values of carbon, oxygen, and hydrogen compare?
- c. Which bond is more polar, the C─H bond or the O─H bond? Justify your answer.
- d. Methane is a gas at room temperature, but water is a liquid. Explain.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Chemistry: Bonding
4a. Draw the Lewis structure for CH4, (methane), NH3, (ammonia), and H20 (water).
b. Calculate the bond polarity for the C-H bond, N-H bond, and O-H bond.
c. Classify these molecules as either polar or nonpolar. If the molecule is polar, label the partial negative and partial positive sides of the molecules you drew above.
Here are two representations of a water molecule
(H₂O):
Electron density representation
Lewis structure representation
HÖH
Н
Compare these two representations. What does
each representation tell you, and what does it not
tell you?
4. Draw the Lewis-dot structure for the organic molecule, CH3-O-CH3, below.
A. State all the attractive forces acting on this molecule. (Note: attractive force = secondary force
= intermolecular force; they all mean the same thing).
B. What is the main intermolecular force for this molecule?
C. Is this molecule polar or nonpolar? Provide a brief explanation (2-3 sentences) for your
answer.
Chapter 8 Solutions
Chemistry In Context
Ch. 8.1 - Answer the following questions for solids,...Ch. 8.1 - Prob. 8.6YTCh. 8.2 - Prob. 8.7YTCh. 8.2 - Prob. 8.8YTCh. 8.3 - Prob. 8.9YTCh. 8.3 - Prob. 8.10YTCh. 8.3 - Prob. 8.11YTCh. 8.3 - Prob. 8.12YTCh. 8.4 - Prob. 8.15YTCh. 8.4 - Prob. 8.16YT
Ch. 8.4 - Prob. 8.18YTCh. 8.4 - Prob. 8.19YTCh. 8.5 - Identify a recent drought or flood that caused...Ch. 8.5 - Prob. 8.22YTCh. 8.6 - Prob. 8.25YTCh. 8.6 - Prob. 8.26YTCh. 8.6 - Prob. 8.28YTCh. 8.7 - Prob. 8.30YTCh. 8.7 - Prob. 8.31YTCh. 8.7 - Prob. 8.32YTCh. 8.7 - Prob. 8.33YTCh. 8.7 - Prob. 8.35YTCh. 8.7 - Prob. 8.36YTCh. 8.8 - For each of the strong acids shown below, write a...Ch. 8.8 - Although the word acid may conjure up all sorts of...Ch. 8.8 - Prob. 8.39YTCh. 8.9 - For each acidbase pair, write a balanced...Ch. 8.9 - Prob. 8.42YTCh. 8.9 - Prob. 8.43YTCh. 8.10 - Skill Building Small Changes, Big Effects Compare...Ch. 8.10 - Prob. 8.47YTCh. 8.10 - Prob. 8.48YTCh. 8.11 - In 2008, a group of scientists met in Monaco to...Ch. 8.11 - Prob. 8.50YTCh. 8.12 - Skill Building Water Treatment Chemicals a. Write...Ch. 8.12 - Prob. 8.52YTCh. 8.12 - Prob. 8.53YTCh. 8.12 - Prob. 8.54YTCh. 8.12 - Prob. 8.55YTCh. 8.13 - Prob. 8.56YTCh. 8.13 - Prob. 8.57YTCh. 8.13 - Prob. 8.58YTCh. 8.13 - Prob. 8.59YTCh. 8 - Your Turn 8.1 You Decide Opposites Attract Examine...Ch. 8 - Prob. 8.2YTCh. 8 - In any language, water is the most abundant...Ch. 8 - Prob. 2QCh. 8 - Prob. 3QCh. 8 - Prob. 4QCh. 8 - The following are four pairs of atoms. Consult...Ch. 8 - Prob. 6QCh. 8 - Prob. 7QCh. 8 - Both methane (CH4) and water are compounds of...Ch. 8 - Prob. 9QCh. 8 - Prob. 10QCh. 8 - a. Draw the Lewis structure for the water...Ch. 8 - Prob. 12QCh. 8 - Prob. 13QCh. 8 - Prob. 14QCh. 8 - Based on your experience, how soluble is each of...Ch. 8 - Prob. 16QCh. 8 - NaCl is an ionic compound, but SiCl4 is a...Ch. 8 - Prob. 18QCh. 8 - Prob. 19QCh. 8 - Prob. 20QCh. 8 - Prob. 21QCh. 8 - Prob. 22QCh. 8 - Prob. 23QCh. 8 - For a 2.5 M solution of Mg(NO3)2, what is the...Ch. 8 - Prob. 25QCh. 8 - Prob. 26QCh. 8 - Classify the following aqueous solutions as...Ch. 8 - Prob. 28QCh. 8 - In each pair below, the [H+] is different. By what...Ch. 8 - Which of these has the lowest concentration of...Ch. 8 - Consider these ions: nitrate, sulfate, carbonate,...Ch. 8 - Prob. 32QCh. 8 - Prob. 33QCh. 8 - Prob. 34QCh. 8 - Which gas is dissolved in water to produce each of...Ch. 8 - Prob. 36QCh. 8 - Prob. 37QCh. 8 - Prob. 38QCh. 8 - Use the Internet to determine which has the higher...Ch. 8 - Prob. 40QCh. 8 - Prob. 41QCh. 8 - Prob. 42QCh. 8 - At the edge of a favorite fishing hole, a new sign...Ch. 8 - Prob. 44QCh. 8 - A diatomic molecule XY that contains a polar bond...Ch. 8 - Prob. 46QCh. 8 - Prob. 47QCh. 8 - Prob. 48QCh. 8 - Prob. 49QCh. 8 - The unusually high specific heat of water helps...Ch. 8 - Prob. 51QCh. 8 - Prob. 52QCh. 8 - Prob. 53QCh. 8 - Prob. 55QCh. 8 - In 2005, the Great LakesSt. Lawrence River Basin...Ch. 8 - Liquid CO2 has been used successfully for many...Ch. 8 - Prob. 58QCh. 8 - Prob. 60QCh. 8 - Prob. 61QCh. 8 - Hard water may contain Mg2+ and Ca2+ ions. The...Ch. 8 - Suppose you are in charge of regulating an...Ch. 8 - Prob. 64QCh. 8 - Prob. 65QCh. 8 - Prob. 66QCh. 8 - Prob. 67QCh. 8 - List a recent theme for World Water Day. Prepare a...Ch. 8 - Prob. 69Q
Additional Science Textbook Solutions
Find more solutions based on key concepts
Determine [OH], [H+], and the pH of each of the following solutions. a. 1.0 M KCl b. 1.0 M KC2H3O2
Chemistry
Determine the de Brogue wavelength of a. an electron moving at 1/10 the speed of light. b. a 400 g Frisbee movi...
Inorganic Chemistry
Describe the orbitals used in bonding and the bond angles in the following compounds: a. CH3O b. CO2 c. H2CO d....
Organic Chemistry (8th Edition)
Real walls are never totally adiabatic. Use your experience to order the following walls in increasing order wi...
Thermodynamics, Statistical Thermodynamics, & Kinetics
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- 2. Identify the true statement. a. Polar covalent compounds result from a complete transfer of at least one electron. b. Sodium is unlikely to form a bond with lithium. c. Covalent compounds exist in large lattices. d. The smallest unit of an ionic compound is a molecule. 3. A piece of zinc metal is placed in an aqueous solution of magnesium sulfate. The products of this reaction are a. ZnMg(s) + SO4(aq) b. Mg(s) + ZnSO4(aq) c. MgS(s) + ZnO4(aq) d. ZnO(s) + MgSO4(aq) e. There will be no reaction. 4. The shape of the NC13 molecule is a. linear b. trigonal planar c. tetrahedral d. trigonal pyramidal e. V-shaped Imi 5. Which of the following would have the highest boiling point? a. NH3 b. PH3 c. AsH3 d. They would all have approximately the same boiling point. 20 6. Aqueous solutions of silver nitrate and sodium sulfate are mixed. The products of the reaction are a. Ag2SO4(aq) + 2 NaNO3(aq) b. AgSO4(s) + Na2(NO3)2(aq) c. Ag2SO4(s) + 2 NaNO3(aq) d. AgSO4(aq) + Na2(NO3 e. There will be no…arrow_forwardThis thermodynamic cycle describes the formation of an ionic compound MX from a metal element M and nonmetal element X in their standard states. Based of the table (picture): A. What is the lattice enthalpy of MX2? (in kJ/mol) B. What is the enthalpy of formation of MX2? (in kJ/mol) C. Suppose the electron affinity of X were bigger and the heat of sublimation of M were smaller. Would MX2 be more or less stable? Or would it be impossible to tell without more information?arrow_forward4. Element A is has 4 valence electrons and needs 8 electrons for a stable octet. Element B is has 7 valence electrons and needs 8 electrons for a stable octet. Element C has 1 valence electron and needs 2 electrons for a stable octet. Element B has the highest electronegativity and Element C has the lowest electronegativity. a. Draw the 3D lewis structure (perspective) for ABC3. Use A as the central atom. b. What is the VSEPR molecular geometry? c. Identify the types of intermolecular forces that would be present between molecules.arrow_forward
- This thermodynamic cycle describes the formation of an ionic compound MX from a metal element M and nonmetal element X in their standard states. Based of the table (picture): A. What is the lattice enthalpy of MX? (in kJ/mol) B. What is the enthalpy of formation of MX? (in kJ/mol) C. Suppose both the electron affinity of X and the heat of sublimation of M were bigger. Would MX be more or less stable?arrow_forward28. Estimate the enthalpy (change in energy) of reaction for 2 SO(g) + O2(g) →2 SO2(g) using bond energies. Assume that sulfur in SO2 (g) has an expanded octet. -> Bond Energy (kJ/mol) 498 265 a. 498 kJ/mol c. -498 kJ/mol bь. 731 kJ/mol d. -32KJ/molarrow_forwarda. Draw the Lewis structure for CH, (methane), NH, (ammonia), and H,0 (water). b. Calculate the bond polarity for the C-H bond, N-H bond, and O-H bond. c. Classify these molecules as either polar or nonpolar. If the molecule is polar, label the partial negative and partial positive sides of the molecules you drew above.arrow_forward
- This thermodynamic cycle describes the formation of an ionic compound MX2 from a metal element M and nonmetal element X in their standard states. Based of the table (picture): A. What is the lattice enthalpy of MX2 ? (in kJ/mol) B. What is the enthalpy of formation of MX2 ? (in kJ/mol) C. Suppose both the electron affinity of X and the heat of sublimation of M were smaller. Would MX2 be more or less stable?arrow_forwardWhat is lattice energy? A.Lattice energy is ionization energy + electron affinity/2 B.Lattice energy is the standard enthalpy of formation of an ionic solid C.Lattice energy is the energy needed for an ionic solid to dissolve D Lattice energy is the energy of formation of one mole of ionic solid from gaseous ionsarrow_forward1. Which is an example of a non-polar molecule that contains polar covalent bonds? A. H2O B. NH3 C. N2 D. CBr4 2. Which of the following molecules dissolves in water? A. C6H6 B. CBr4 C. CH3OH D. CCl4 3. SO3 molecules are ____. A. nonpolar B. either C. polar D. None of them 4. A polar molecule is one in which there is a separation of charge caused by ___. A. an uneven number of electron pairs B. an average distribution of electrons C. a non-uniform electron distribution D. a complete loss of electrons 5. Which of the following molecule is not polar? A. HF B. water (H2O) C. ammonia (NH3) D. H2arrow_forward
- Chapter 2: ange over time? If setpoints can change over time, what is this called? IS water a polar or non-polar molecule? Are polar or non-polar molecules more likely to be soluble in water? How does the structure of a water molecule contribute to the properties of water as a solvent (e.g. it is polar, it takes a lot of heat to change the temperature, etc.)? Compare and contrast the composition, structure, and functions of the four major groups of biomolecules. Which monomers are used to make polymers in each group (except lipids)? Be able to identify molecules from each group based on chemical structure (e.g.carbohydrate, nucleotide, phospholipid, amino acid, etc.) List the important functions of soluble proteins in the body. What is the law of mass action? Consider the chemical reaction A + B → AB. If we add more of substance A, what will happen to the amount of substance B and AB? What is an equilibrium constant (Keg)? Describe how the binding of a ligand to a protein is regulated…arrow_forwarda. Write the net ionic equation for the reaction. b. Do you expect the N-O bond in NO3- or NO to have a higher bond energy? Use Lewis structures to support your selection.arrow_forwardDraw the electron distribution diagram for water. Begin with 1 central water molecule. Show the chemistry of each element within the central water molecule (all electron orbits, lone pair electrons, type of chemical bond, polarity/charge, and correct shape). What type of bond creates a water molecule? What type of bond holds 1 water molecule to another water molecule? Next, draw the correct number of other water molecules bonding to the central water molecule. How many other water molecules bond to a central molecule of water?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Chemistry by OpenStax (2015-05-04)ChemistryISBN:9781938168390Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark BlaserPublisher:OpenStax
Chemistry by OpenStax (2015-05-04)
Chemistry
ISBN:9781938168390
Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:OpenStax
Stoichiometry - Chemistry for Massive Creatures: Crash Course Chemistry #6; Author: Crash Course;https://www.youtube.com/watch?v=UL1jmJaUkaQ;License: Standard YouTube License, CC-BY
Bonding (Ionic, Covalent & Metallic) - GCSE Chemistry; Author: Science Shorts;https://www.youtube.com/watch?v=p9MA6Od-zBA;License: Standard YouTube License, CC-BY
General Chemistry 1A. Lecture 12. Two Theories of Bonding.; Author: UCI Open;https://www.youtube.com/watch?v=dLTlL9Z1bh0;License: CC-BY