Q&A Hero

Q: The hybrid orbital used by nitrogen to overlap with the 1s orbital of hydrogen in CH3NH2 is ________.

Q: The molecular geometry of COCl2 is ________.

Q: The orbital hybridization on the carbon atom in C2H2 isA) sp.B) sp2.C) sp3.D) sp3d2.

Q: The VSEPR model predicts the H"O"H bond angle in H3O+ to be A) 60. B) 90. C) less than 109.5 but greater than 90. D) 109.5.

Q: What are the F-Po-F bond angles in PoF6 ?A) 60B) 90C) 109.5D) 120

Q: What is the molecular geometry of TeCl4? A) seesaw B) square planar C) square pyramidal D) tetrahedral

Q: Which of the following best describes ClF2-? It has a molecular geometry that is A) linear with no lone pairs on the Cl atom. B) linear with lone pairs on the Cl atom. C) nonlinear with no lone pairs on the Cl atom. D) nonlinear with lone pairs on the Cl atom.

Q: What is the molecular geometry of SF5-? A) octahedral B) seesaw C) square pyramidal D) trigonal bipyramidal

Q: What is the O"B"O bond angle in BO33-? A) less than 109.5 B) 109.5 C) 120 D) greater than 120

Q: What is the molecular geometry of NCl3? A) T-shaped B) tetrahedral C) trigonal planar D) trigonal pyramidal

Q: What is the molecular geometry of ClF4 -? A) seesaw B) square planar C) square pyramidal D) tetrahedral

Q: What geometric arrangement of charge clouds is expected for an atom that has four charge clouds? A) trigonal bipyramidal B) octahedral C) tetrahedral D) square planar

Q: Which drawing represents the molecular orbital containing the highest energy electrons in the H2 molecule in its ground state?A)B)C)D)

Q: Which drawing represents a σ* antibonding molecular orbital for a homonuclear diatomic molecule? A) B) C) D)

Q: Which drawing represents a σ bonding molecular orbital for a homonuclear diatomic molecule? A) B) C) D)

Q: A molecular model of SO42- is shown below. Based on the best Lewis electron-dot structure for SO42- and formal charge considerations, what is the predicted S-O bond order for each S-O bond? A) 1 B) 1.33 C) 1.5 D) 2

Q: A molecular model of BeCl2 is shown below. Based on the best Lewis electron-dot structure for BeCl2 and formal charge considerations, what is the predicted Be-Cl bond order for each Be-Cl bond? A) 1 B) 1.33 C) 1.5 D) 2

Q: A molecular model of BCl3 is shown below. Based on the best Lewis electron-dot structure for BCl3 and formal charge considerations, what is the predicted B-Cl bond order for each B-Cl bond? A) 1 B) 1.33 C) 1.5 D) 2

Q: A molecular model of NO3- is shown below. Based on the best Lewis electron-dot structure for NO3- and formal charge considerations, what is the predicted N-O bond order for each N-O bond? A) 1 B) 1.33 C) 1.5 D) 2

Q: What is geometry around the nitrogen atom? A) bent B) tetrahedral C) trigonal planar D) trigonal pyramidal

Q: What is geometry around the oxygen atom labeled O2? A) bent B) tetrahedral C) trigonal planar D) trigonal pyramidal

Q: What is geometry around the carbon atom labeled C3? A) bent B) tetrahedral C) trigonal planar D) trigonal pyramidal

Q: What is geometry around the carbon atom labeled C2? A) bent B) tetrahedral C) trigonal planar D) trigonal pyramidal

Q: What is geometry around the carbon atom labeled C1? A) bent B) tetrahedral C) trigonal planar D) trigonal pyramidal

Q: What is the hybridization of the nitrogen atom? A) sp B) sp2 C) sp3 D) none of the above

Q: What is the hybridization of the oxygen atom labeled O2? A) sp B) sp2 C) sp3 D) none of the above

Q: What is the hybridization of the oxygen atom labeled O1? A) sp B) sp2 C) sp3 D) none of the above

Q: What is the hybridization of the carbon atom labeled C3? A) sp B) sp2 C) sp3 D) none of the above

Q: What is the hybridization of the carbon atom labeled C2? A) sp B) sp2 C) sp3 D) none of the above

Q: The following ball-and-stick molecular model is a representation of the amino acid alanine (unshaded spheres = H). Only the connections between atoms are shown; multiple bonds and nonbonded electrons are not indicated.What is the hybridization of the carbon atom labeled C1?A) spB) sp2C) sp3D) none of the above

Q: Which molecule has a central atom that uses the set of hybrid orbitals shown below to form bonds with the non-central atoms?A) H2OB) CO2C) NO2-D) ICl2-

Q: Which molecule has a central atom that uses the set of hybrid orbitals shown below to form bonds with the non-central atoms? A) H2O B) CO2 C) NO2- D) ICl2-

Q: Which molecule has a central atom that uses the set of hybrid orbitals shown below to form bonds with the non-central atoms? A) H2O B) CO2 C) NO2- D) ICl2-

Q: Identify the set of hybrid orbitals shown below. A) sp B) sp2 C) sp3 D) none of the above

Q: Identify the set of hybrid orbitals shown below. A) sp B) sp2 C) sp3 D) none of the above

Q: Identify the set of hybrid orbitals shown below. A) sp B) sp2 C) sp3 D) none of the above

Q: Shown below is a model of SF6 having an orientation in which one or more atoms are hidden from view. What is the indicated bond angle? A) 90 B) less than 109.5 but greater than 90 C) less than 120 but greater than 109.5 D) 120

Q: Shown below is a model of PF5 having an orientation in which one or more atoms are hidden from view. What is the indicated bond angle? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: Shown below is a model of SiCl4 having an orientation in which one or more atoms are hidden from view. What is the indicated bond angle? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: Shown below is a model of CH4 having an orientation in which one or more atoms are hidden from view. What is the indicated bond angle? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What are the bond angles in the following molecular model of ICl4-? A) some less than 90 and some less than 120 but greater than 90 B) 90 C) some less than 90 and some less than 180 but greater than 90 D) 90 and 180

Q: What are the bond angles in the following molecular model of XeF4? A) some less than 90 and some less than 120 but greater than 90 B) 90 C) some less than 90 and some less than 180 but greater than 90 D) 90 and 180

Q: What are the bond angles in the following molecular model of TeF5-? A) some less than 90 and some less than 120 but greater than 90 B) 90 and 120 C) some less than 90 and some less than 180 but greater than 120 D) 90 and 180

Q: What are the bond angles in the following molecular model of BrF5? A) some less than 90 and some less than 120 but greater than 90 B) 90 and 120 C) some less than 90 and some less than 180 but greater than 120 D) 90 and 180

Q: What are the bond angles in the following molecular model of PF6-? A) some less than 90 and some less than 120 but greater than 90 B) 90 and 120 C) some less than 90 and some less than 180 but greater than 120 D) 90 and 180

Q: What are the bond angles in the following molecular model of SF6? A) some less than 90 and some less than 120 but greater than 90 B) 90 and 120 C) some less than 90 and some less than 180 but greater than 120 D) 90 and 180

Q: What is the bond angle in the following molecular model of I3-? A) less than 120 B) 120 C) less than 180 but greater than 120 D) 180

Q: What is the bond angle in the following molecular model of XeF2? A) less than 120 B) 120 C) less than 180 but greater than 120 D) 180

Q: What are the bond angles in the following molecular model of BrF3? A) two less than 90 and one less than 180 but greater than 90 B) 90 and 180 C) two less than 90 and one less than 120 but greater than 90 D) 90 and 120

Q: What are the bond angles in the following molecular model of SCl4? A) some less than 90 and one less than 180 B) 90 and 180 C) some less than 90 one less than 120 but greater than 90, and one less than 180 but greater than 120 D) 90, 120, and 180

Q: What are the bond angles in the following molecular model of PF5? A) some less than 90 and one less than 180 B) 90 and 180 C) some less than 90 and some less than 120 but greater than 90, and one less than 180 but greater than 120 D) 90, 120, and 180

Q: What are the bond angles in the following molecular model of NH4+? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What are the bond angles in the following molecular model of CCl4? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What are the bond angles in the following molecular model of H3O+? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What are the bond angles in the following molecular model of SO32-? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What are the bond angles in the following molecular model of PH3? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What is the bond angle in the following molecular model of NH2-? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What is the bond angle in the following molecular model of H2S? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What is the bond angle in the following molecular model of NO2-? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What is the bond angle in the following molecular model of SO2? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What are the bond angles in the following molecular model of NO3-? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What are the bond angles in the following molecular model of BCl3? A) less than 109.5 B) 109.5 C) less than 120 but greater than 109.5 D) 120

Q: What is the geometry around the central atom in the following molecular model of ICl4-? A) trigonal bipyramidal B) octahedral C) square pyramidal D) square planar

Q: What is the geometry around the central atom in the following molecular model of XeF4? A) trigonal bipyramidal B) octahedral C) square pyramidal D) square planar

Q: What is the geometry around the central atom in the following molecular model of TeF5-? A) trigonal bipyramidal B) octahedral C) square pyramidal D) square planar

Q: What is the geometry around the central atom in the following molecular model of BrF5? A) trigonal bipyramidal B) octahedral C) square pyramidal D) square planar

Q: What is the geometry around the central atom in the following molecular model of PF6-? A) trigonal bipyramidal B) octahedral C) square pyramidal D) square planar

Q: What is the geometry around the central atom in the following molecular model of SF6? A) trigonal bipyramidal B) octahedral C) square pyramidal D) square planar

Q: What is the geometry around the central atom in the following molecular model of I3-? A) trigonal bipyramidal B) seesaw C) T-shaped D) linear

Q: What is the geometry around the central atom in the following molecular model of XeF2? A) trigonal bipyramidal B) seesaw C) T-shaped D) linear

Q: What is the geometry around the central atom in the following molecular model of BrF3? A) trigonal bipyramidal B) seesaw C) T-shaped D) linear

Q: What is the geometry around the central atom in the following molecular model of SCl4? A) trigonal bipyramidal B) seesaw C) T-shaped D) linear

Q: What is the geometry around the central atom in the following molecular model of PF5? A) trigonal bipyramidal B) seesaw C) T-shaped D) linear

Q: What is the geometry around the central atom in the following molecular model of NH4+? A) linear B) bent C) trigonal pyramidal D) tetrahedral

Q: What is the geometry around the central atom in the following molecular model of CCl4? A) linear B) bent C) trigonal pyramidal D) tetrahedral

Q: What is the geometry around the central atom in the following molecular model of H3O+? A) linear B) bent C) trigonal pyramidal D) tetrahedral

Q: What is the geometry around the central atom in the following molecular model of SO32-? A) linear B) bent C) trigonal pyramidal D) tetrahedral

Q: What is the geometry around the central atom in the following molecular model of PH3? A) linear B) bent C) trigonal pyramidal D) tetrahedral

Q: What is the geometry around the central atom in the following molecular model of NH2-? A) linear B) bent C) trigonal pyramidal D) tetrahedral

Q: What is the geometry around the central atom in the following molecular model of H2S? A) linear B) bent C) trigonal pyramidal D) tetrahedral