Chemistry Atoms First2e
2nd Edition
ISBN: 9781947172647
Author: OpenStax
Publisher: OpenStax College
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Textbook Question
Chapter 4, Problem 91E
The molecule
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Nitrogen trifluoride (NF3) is used in the electronics industry to clean surfaces. NF3 is also a potent greenhouse gas.
(A) Draw the Lewis structure of NF3 and determine its molecular geometry.
(B) BF3 and NF3 both have three covalently bonded fluorine atoms around a central atom. Do they have the same dipole moment?
(C) Could BF3 also behave as a greenhouse gas? Explain why or why not.
Chemical species are said to be isoelectronic if they have the same Lewis structure (regardless of charge). Consider these ions and write a Lewis structure for a neutral molecule that is isoelectronic with them. (a) CN–, (b) NH4+ (c) CO3 2–
Which of the following bonds are polar: (a) P—O; (b) S—F; (c) Br—Br; (d) O—Cl? Which is the more electronegative atom in each polar bond?
Chapter 4 Solutions
Chemistry Atoms First2e
Ch. 4 - Does a cation gain protons to form a positive...Ch. 4 - Iron(III) sulfate [Fe2( SO 4)3] is composed of...Ch. 4 - Which of the following atoms would be expected to...Ch. 4 - Which of the following atoms would be expected to...Ch. 4 - Predict the charge on the monatomic ions formed...Ch. 4 - Predict the charge on the monatomic ions formed...Ch. 4 - Write the electron configuration for each of the...Ch. 4 - Write the electron configuration for the monatomic...Ch. 4 - Write out the full electron configuration for each...Ch. 4 - From the labels of several commercial products,...
Ch. 4 - Why is it incorrect to speak of a molecule of...Ch. 4 - What information can you use to predict whether a...Ch. 4 - Predict which of the following compounds are ionic...Ch. 4 - Explain the difference between a nonpolar covalent...Ch. 4 - From its position in the periodic table, determine...Ch. 4 - From its position in the periodic table, determine...Ch. 4 - From their positions in the periodic able, arrange...Ch. 4 - From their positions in the periodic table,...Ch. 4 - Which atoms can bond to sulfur so as to produce a...Ch. 4 - Which is the most polar bond? (a) CC (b) CH (c) NH...Ch. 4 - Identify the more polar bond in each of the...Ch. 4 - Which of the following molecules or ions contain...Ch. 4 - Name the following compounds: (a) CsCl (b) BaO (c)...Ch. 4 - Name of the following compounds: (a) NaF (b) Rb2O...Ch. 4 - Write the formulas of the following compounds: (a)...Ch. 4 - Write the formulas of the following compounds: (a)...Ch. 4 - Write the formulas of the following compounds: (a)...Ch. 4 - Write the formulas of the following compounds: (a)...Ch. 4 - Each of the following compounds contains a metal...Ch. 4 - Each of the following compounds contains a metal...Ch. 4 - The following ionic compounds are found in common...Ch. 4 - The following ionic compounds are found in common...Ch. 4 - What are the IUPAC names of the following...Ch. 4 - Write the Lewis symbols for each of the following...Ch. 4 - Many monatomic ions are found in seawater,...Ch. 4 - Write the Lewis symbols of the ions in each of the...Ch. 4 - Iii (he Lewis structures listed here, M and X...Ch. 4 - Write the Lewis structure for the diatomic...Ch. 4 - Write Lewis structures for the following: (a) H2...Ch. 4 - Write Lewis structures for the following: (a) O2...Ch. 4 - Write Lewis structures for the following: (a) ClF3...Ch. 4 - Write Lewis structures for the following: (a) SeF6...Ch. 4 - Write Lewis structures for: (a) PO43 (b) ICl4 (c)...Ch. 4 - Correct the following statement: The bonds in...Ch. 4 - Write Lewis structures for the following molecules...Ch. 4 - Methanol, H3COH, is used as the fuel in some race...Ch. 4 - Many planets in our solar system contain organic...Ch. 4 - Carbon tetrachloride was formerly used in fire...Ch. 4 - Identify the atoms that correspond to each of the...Ch. 4 - The arrangement of atoms in several biologically...Ch. 4 - A compound with a molar mass of about 28 g/mol...Ch. 4 - A compound with a molar mass of about 42 g/mol...Ch. 4 - Two arrangements of atoms are possible for a...Ch. 4 - How are single, double, and triple bonds similar?...Ch. 4 - Write resonance forms that describe the...Ch. 4 - Write resonance forms that describe the...Ch. 4 - Write the resonance forms of ozone, Q3, the...Ch. 4 - Sodium nitrite, which has been used to preserve...Ch. 4 - In terms of the bonds present, explain why acetic...Ch. 4 - Write the Lewis structures for the following, and...Ch. 4 - Toothpastes containing sodium hydrogen carbonate...Ch. 4 - Determine the formal charge of each element in the...Ch. 4 - Determine the formal charge of each element in the...Ch. 4 - Calculate the formal charge of chlorine in the...Ch. 4 - 54. Calculate the formal charge of each element in...Ch. 4 - Draw all possible resonance structures for each of...Ch. 4 - Based on formal charge considerations, which of...Ch. 4 - Based on formal charge considerations, which of...Ch. 4 - Based on formal charge considerations, which of...Ch. 4 - Draw the structure of hydroxylamine, H3NO, and...Ch. 4 - Iodine forms a series of fluorides (listed here)....Ch. 4 - Write the Lewis structure and chemical formula of...Ch. 4 - Which of the following structures would we expect...Ch. 4 - Sulfuric acid is the industrial chemical produced...Ch. 4 - Explain why the HOH molecule is bent, whereas the...Ch. 4 - What feature of a Lewis structure can be used to...Ch. 4 - Explain the difference between electron-pair...Ch. 4 - Why is the HNH angle in NH3 smaller than the HCH...Ch. 4 - Explain how a molecule that contains polar bonds...Ch. 4 - As a general rule, MX molecules (where M...Ch. 4 - Predict the electron pair geometry and the...Ch. 4 - Identify the electron pair geometry and the...Ch. 4 - What are the electron-pair geometry and the...Ch. 4 - Predict the electron pair geometry and the...Ch. 4 - Identify the electron pair geometry and the...Ch. 4 - Predict the electron pair geometry and the...Ch. 4 - Which of the following molecules and ions contain...Ch. 4 - Which of these molecules and ions contain polar...Ch. 4 - Which of the following molecules have dipole...Ch. 4 - Identify the molecules with a dipole moment: (a)...Ch. 4 - The molecule XF3 has a dipole moment. Is X boron...Ch. 4 - The molecule XCl2 has a dipole moment. Is X...Ch. 4 - Is the Cl2BBCl2 molecule polar or nonpolar?Ch. 4 - There are three possible structures for PCl2F3...Ch. 4 - Describe the molecular structure around the...Ch. 4 - Draw the Lewis structures and predict the shape of...Ch. 4 - A molecule with the formula AB2, in which A and B...Ch. 4 - A molecule with the formula AB3, in which A and B...Ch. 4 - Draw the Lewis electron dot structures for these...Ch. 4 - What is the molecular structure of the stable form...Ch. 4 - A compound with a molar mass of about 42 g/mol...Ch. 4 - Use the simulation...Ch. 4 - Use the simulation...Ch. 4 - Use the Molecule Shape simulator...Ch. 4 - Use the Molecule Shape simulator...Ch. 4 - Use the Molecule Shape simulator...
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- Which has the greater bond lengths: NO2 or NO3? Explain.arrow_forwardGive two requirements that should be satisfied for a molecule to be polar. Explain why CF4 and XeF4 are nonpolar compounds (have no net dipole moments) while SF4 is polar (has a net dipole moment). Is CO2 polar? What about COS? Explain.arrow_forwardExplain why CF4 and Xef4 are nonpolar compounds (have no net dipole moments) while SF4 is polar (has a net dipo le moment). Is CO2 polar? What about COS?arrow_forward
- Nitrosyl azide, N4O, is a pale yellow solid first synthesized in 1993. Write the Lewis structure for nitrosyl azide.arrow_forwardBest Lewis Formula and Molecular Geometry A student writes the Lewis electron-dot formula for the carbonate anion, CO32, as a Does this Lewis formula obey the octet rule? Explain. What are the formal charges on the atoms? Try describing the bonding for this formula in valence bond terms. Do you have any difficulty doing this? b Does this Lewis formula give a reasonable description of the electron structure, or is there a better one? If there is a better Lewis formula, write it down and explain why it is better. c The same student writes the following resonance description for CO2: Is there something wrong with this description? (What would you predict as the geometries of these formulas?) d Is one or the other formula a better description? Could a value for the dipole moment help you decide? e Can you write a Lewis formula that gives an even better description of CO2? Explain your answer.arrow_forwardWhich of these molecules is least likely to exist: NF5, PF5, SbF5, or IF5? Explain why.arrow_forward
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