Test Bank for Chemistry A Molecular Approach 2nd Edition by Tro Link download full: https://getbooksolutions.com/download/test -bank -
forchemistry -a-molecular -approach -2nd-edition -by-tro Sample Chemistry: A Molecular Approach, 2e (Tro) Chapter 10 Chemical Bonding II: Molecular Shape s, Valence Bond Theory, and Molecular Orbital Theory Multiple Choice Questions 1) Give the approximate bond angle for a molecule with a trigonal planar shape. 109. A) 109.5° 110. B) 180° 111. C) 120° 112. D) 105° 113. E) 90° Answer: C Diff: 2 Page Ref: 10.2 2) Give the approximate bond angle for a molecule with a tetrahedral shape. 109. A) 109.5° 110. B) 180° 111. C) 120° 112. D) 105° 113. E) 90° A Page Ref: 10.2 3) Give the approximate bond angle for a molecule with a linear shape. 109. A) 109.5° 110. B) 180° 111. C) 120° 112. D) 105° 113. E) 90° Answer: B Diff: 2 Page Ref: 10.2 4) Give the approximate bond angle for a molecule with an octahedral shape. 109. A) 109.5° 110. B) 180° 111. C) 120° 112. D) 105° 113. E) 90° Answer: E Diff: 2 Page Ref: 10.2 5) Determine the electron geometry (eg) and molecular geometry(mg) of BCl3. A) eg=trigonal planar, mg=trigonal planar B) eg=tetrahedral, mg=trigonal planar C) eg=tetrahedral, mg=trigonal pyramidal D) eg=trigonal planar, mg=bent E) eg=trigonal bipyramidal, mg= trigon al bipyramidal A Page Ref: 10.2 6) Determine the electron geometry (eg) and molecular geometry (mg) of CO32 . 1. A) eg=tetrahedral, mg=tetrahedral 2. B) eg=tetrahedral, mg=trigonal pyramidal 3. C) eg=trigonal planar, mg=bent 4. D) eg=trigonal planar, mg=trigonal pla nar 5. E) eg=tetrahedral, mg=trigonal planar Answer: D Diff: 2 Page Ref: 10.2 7) Determine the electron geometry (eg) and molecular geometry (mg) of CH3+1. 1. A) eg=tetrahedral, mg=tetrahedral 2. B) eg=tetrahedral, mg=trigonal pyramidal 3. C) eg=trigonal planar, mg=bent 4. D) eg=trigonal planar, mg=trigonal planar 5. E) eg=tetrahedral, mg=trigonal planar Answer: D Diff: 2 Page Ref: 10.2 8) Determine the electron geometry (eg) and molecular ge ometry (mg) of SiF4. A) eg=tetrahedral, mg=trigonal pyramidal B) eg=octahedral, mg=square planar C) eg=trigonal bipyramidal, mg=trigonal pyramidal D) eg=tetrahedral, mg=bent E) eg=tetrahedral, mg=tetrahedral E Page Ref: 10.2 9) Determine the electron geometry (eg) and molecular geometry (mg) of PF5. 1. A) eg=trigonal bipyramidal, mg=trigonal bipyramidal 2. B) eg=octahedral, mg=octahedral 3. C) eg=trigonal bipyramidal, mg=tetrahedral 4. D) eg=tetrahedral, mg=trigonal pyramidal 5. E) eg=trig onal planar, mg=octahedral Answer: A Diff: 2 Page Ref: 10.2 10) Determine the electron geometry (eg) and molecular geometry (mg) of CO2. 1. A) eg=tetrahedral, mg=tetrahedral 2. B) eg=linear, mg=trigonal planar 3. C) eg=trigonal planar, mg=bent 4. D) eg=linear, mg=linear 5. E) eg=trigonal planar, mg=trigonal planar Answer: D Diff: 2 Page Ref: 10.2 11) Determine the electron geometry (eg) and molecular geometry (mg) of NCl3. A) eg=tetrahedral, mg=tetrahedral B) eg=linear, mg=trigonal planar C) eg=trigonal planar, mg=bent
forchemistry -a-molecular -approach -2nd-edition -by-tro Sample Chemistry: A Molecular Approach, 2e (Tro) Chapter 10 Chemical Bonding II: Molecular Shape s, Valence Bond Theory, and Molecular Orbital Theory Multiple Choice Questions 1) Give the approximate bond angle for a molecule with a trigonal planar shape. 109. A) 109.5° 110. B) 180° 111. C) 120° 112. D) 105° 113. E) 90° Answer: C Diff: 2 Page Ref: 10.2 2) Give the approximate bond angle for a molecule with a tetrahedral shape. 109. A) 109.5° 110. B) 180° 111. C) 120° 112. D) 105° 113. E) 90° A Page Ref: 10.2 3) Give the approximate bond angle for a molecule with a linear shape. 109. A) 109.5° 110. B) 180° 111. C) 120° 112. D) 105° 113. E) 90° Answer: B Diff: 2 Page Ref: 10.2 4) Give the approximate bond angle for a molecule with an octahedral shape. 109. A) 109.5° 110. B) 180° 111. C) 120° 112. D) 105° 113. E) 90° Answer: E Diff: 2 Page Ref: 10.2 5) Determine the electron geometry (eg) and molecular geometry(mg) of BCl3. A) eg=trigonal planar, mg=trigonal planar B) eg=tetrahedral, mg=trigonal planar C) eg=tetrahedral, mg=trigonal pyramidal D) eg=trigonal planar, mg=bent E) eg=trigonal bipyramidal, mg= trigon al bipyramidal A Page Ref: 10.2 6) Determine the electron geometry (eg) and molecular geometry (mg) of CO32 . 1. A) eg=tetrahedral, mg=tetrahedral 2. B) eg=tetrahedral, mg=trigonal pyramidal 3. C) eg=trigonal planar, mg=bent 4. D) eg=trigonal planar, mg=trigonal pla nar 5. E) eg=tetrahedral, mg=trigonal planar Answer: D Diff: 2 Page Ref: 10.2 7) Determine the electron geometry (eg) and molecular geometry (mg) of CH3+1. 1. A) eg=tetrahedral, mg=tetrahedral 2. B) eg=tetrahedral, mg=trigonal pyramidal 3. C) eg=trigonal planar, mg=bent 4. D) eg=trigonal planar, mg=trigonal planar 5. E) eg=tetrahedral, mg=trigonal planar Answer: D Diff: 2 Page Ref: 10.2 8) Determine the electron geometry (eg) and molecular ge ometry (mg) of SiF4. A) eg=tetrahedral, mg=trigonal pyramidal B) eg=octahedral, mg=square planar C) eg=trigonal bipyramidal, mg=trigonal pyramidal D) eg=tetrahedral, mg=bent E) eg=tetrahedral, mg=tetrahedral E Page Ref: 10.2 9) Determine the electron geometry (eg) and molecular geometry (mg) of PF5. 1. A) eg=trigonal bipyramidal, mg=trigonal bipyramidal 2. B) eg=octahedral, mg=octahedral 3. C) eg=trigonal bipyramidal, mg=tetrahedral 4. D) eg=tetrahedral, mg=trigonal pyramidal 5. E) eg=trig onal planar, mg=octahedral Answer: A Diff: 2 Page Ref: 10.2 10) Determine the electron geometry (eg) and molecular geometry (mg) of CO2. 1. A) eg=tetrahedral, mg=tetrahedral 2. B) eg=linear, mg=trigonal planar 3. C) eg=trigonal planar, mg=bent 4. D) eg=linear, mg=linear 5. E) eg=trigonal planar, mg=trigonal planar Answer: D Diff: 2 Page Ref: 10.2 11) Determine the electron geometry (eg) and molecular geometry (mg) of NCl3. A) eg=tetrahedral, mg=tetrahedral B) eg=linear, mg=trigonal planar C) eg=trigonal planar, mg=bent
