Concept explainers
(a)
Interpretation: The molecular structure of the given molecules is to be determined.
Concept introduction: The molecular structure is the representation of the molecule that defines the exact position of the atom in a molecule.
To determine: The molecular structure of
(b)
Interpretation: The molecular structure of the given molecules is to be determined.
Concept introduction: The molecular structure is the representation of the molecule that defines the exact position of the atom in a molecule.
To determine: The molecular structure of
(c)
Interpretation: The molecular structure of the given molecules is to be determined.
Concept introduction: The molecular structure is the representation of the molecule that defines the exact position of the atom in a molecule.
To determine: The molecular structure of
(d)
Interpretation: The molecular structure of the given molecules is to be determined.
Concept introduction: The molecular structure is the representation of the molecule that defines the exact position of the atom in a molecule.
To determine: The molecular structure of
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Chapter 20 Solutions
Student Solutions Manual for Zumdahl/Zumdahl/DeCoste?s Chemistry, 10th Edition
- 81. Using the VSEPR theory, predict the molecular structure of each of the following molecules a. NCI3 b. H2Se c. SiCl4arrow_forwardchalcogen 10. It is a measure of how equally the electrons in a bond are distributed between the two atoms involved in a covalent bond. A polarity B. octet rule C. ionization energy D. electron affinityarrow_forward6. Which molecule would have the strongest tendency to form hydrogen bonds with other identical molecules? а. Н, b. CH4 с. С.Н, d. HF 7. What kind of bond is formed when two molecules share electrons to form a molecule? a. Covalent b. Ionic c. Polar ionic d. Metallic 8. Why are transition metals special cases? a. They have two valence shells with complete octets that want to react. b. They have up to 8 electrons in their valence shell. c. They don't react with other elements because they are actually noble gases. d. They have two valence shells with an incomplete octet that want to react. 9. Name the following compound, BrF; a. Bromine pentafluoride b. Bromine fluoride c. Bromine (IV) fluoride d. Monobromine pentafluoride 10. Avron was conducting his science fair project when he came across a bottle of acid whose label read, "HSCN." What is the name of the acid that is contained within the bottle? a. Hydrocyanic acid b. Hydrothiocyanic acid c. Thiocyanic acid d. This acid does not…arrow_forward
- Consider the element Work (Wr) with an atomic number of 33 and an atomic mass of 81.03 g/mol. The following information was collected for this element Molecule/ Ion Names Wr-2 Workide WrO3-2 Workate WrO2-2 Workite WrO-3 hydroworkite a. Draw the Lewis structure of the molecule Workous acid and determine its electron geometry and molecular geometry. b.What is the mass % of work in Calcium hydroworkite.arrow_forwardTIT Electrons are not shared. Atoms have gained or lost valence electrons such that they 3 have a full octet of valence electrons. A. Ionic bond B. Covalent bond C. Metallic bond D. Hydrogen bond Atoms share two or more valence electrons with other atoms such that they have a 4 full octet of valence electrons. A. Ionic bond B. Covalent bond C. Metallic bond D. Hydrogen bond 5 The strongest type of chemical bond. A. Ionic bond B. Covalent bond C. Metallic bond D. Hydrogen bond Atoms are so tightly packed together that their valence electrons move freely from 6 atom to atom. A. Ionic bond B. Covalent bond A. Ionic bond B. Covalent bond C. M allic bond D. Hydrogen bond 7 Chemical bond that forms between a nonmetal atom and a metal atom. A. Ionic bond C. Metallic bond B. Covalent bond D. Hydrogen bond 8 Chemical bond that forms between many metal atoms. A. Ionic bond C. Metallic bond B. Covalent bond D. Hydrogen bond 9 Chemical bond that forms between nonmetal atom and another nonmetal…arrow_forwardDo questions 6,7,8 and 9. This is not graded. It is a study guide.arrow_forward
- 28. 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_forwardWhat type of bond is found in the Lewis structure of nitrogen gas, Cl2?A. single covalent bond B. double covalent bond C. triple covalent bond D. All of the abovearrow_forwardexplain it properly both mustarrow_forward
- 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_forward1. Which of the following is a good conductor of electricity? A. Cu 2. What will happen if two difference atoms combine chemically? A. They will form new substance. B. They will become stable. C. Chemical bonds form. В. А1 С. Ag D. All of the above D. All of the above. 3. Which of the following is a covalent compound? A. H2O 4. What type of substance has the property of nonconductor of electricity? В. К C. Cu D. NaCl A. Molecular B: Ionic C. Mętallic D. None of the above . 5. What kind of bond exist in NaCl? A. Metallic B. Ionic C. Covalent D. Moleculararrow_forwardThis is not graded. Do numbers 6,7, 8 and 9.arrow_forward
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