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(a)
Interpretation:
The charge clouds around the central atom in a molecule that has seesaw geometry should be predicted.
Concept introduction:
The molecular structure is a 3-dimensional representation of bond pairs around the central atom. It is also known as molecular geometry. Electron geometry is a 3-dimensional representation of bond pairs and lone pairs around the central atom. Shape corresponds to electron geometry and geometry corresponds to molecular geometry or structure.
(b)
Interpretation:
The charge clouds around the central atom in a molecule that has square planar geometry should be predicted.
Concept introduction:
The molecular structure is a 3-dimensional representation of bond pairs around the central atom. It is also known as molecular geometry. Electron geometry is a 3-dimensional representation of bond pairs and lone pairs around the central atom. Shape corresponds to electron geometry and geometry corresponds to molecular geometry or structure.
(c)
Interpretation:
The charge clouds around the central atom in a molecule that has trigonal bipyramidal geometry should be predicted.
Concept introduction:
The molecular structure is a 3-dimensional representation of bond pairs around the central atom. It is also known as molecular geometry. Electron geometry is a 3-dimensional representation of bond pairs and lone pairs around the central atom. Shape corresponds to electron geometry and geometry corresponds to molecular geometry or structure.
(d)
Interpretation:
The charge clouds around the central atom in a molecule that has T-shaped geometry should be predicted.
Concept introduction:
The molecular structure is a 3-dimensional representation of bond pairs around the central atom. It is also known as molecular geometry. Electron geometry is a 3-dimensional representation of bond pairs and lone pairs around the central atom. Shape corresponds to electron geometry and geometry corresponds to molecular geometry or structure.
(e)
Interpretation:
The charge clouds around the central atom in a molecule that has trigonal planar geometry should be predicted.
Concept introduction:
The molecular structure is a 3-dimensional representation of bond pairs around the central atom. It is also known as molecular geometry. Electron geometry is a 3-dimensional representation of bond pairs and lone pairs around the central atom. Shape corresponds to electron geometry and geometry corresponds to molecular geometry or structure.
(f)
Interpretation:
The charge clouds around the central atom in a molecule that has linear geometry should be predicted.
Concept introduction:
The molecular structure is a 3-dimensional representation of bond pairs around the central atom. It is also known as molecular geometry. Electron geometry is a 3-dimensional representation of bond pairs and lone pairs around the central atom. Shape corresponds to electron geometry and geometry corresponds to molecular geometry or structure.
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Chapter 8 Solutions
CHEMISTRY-TEXT
- Use wedge-bond perspective drawings (if necessary) to sketch the atom positions in a general molecule of formula (notshape class) AXₙ that has each of the following shapes:(a) V shaped (b) trigonal planar(c) trigonal bipyramidal(d) T shaped (e) trigonal pyramidal (f) square pyramidalarrow_forwardUse wedge-bond perspective drawings (if necessary) to sketch the atom positions in a general molecule of formula (not shape class) AXn that has each of the following shapes: (a) V shaped (b) trigonal planar (c) trigonal bipyramidal (d) T shaped (e) trigonal pyramidal (f) square pyramidalarrow_forwardSelect a nonpolar molecule in which the dipole moment of polar covalent bonds cancels each other. Explain your reasoning. (a) H2O (b) NH3 (c) CCl4 (d) HClarrow_forward
- Which of the following molecules does not have a dipole moment? (a) CH3Cl (b) CH2Cl2 (c) CFCl3 (d) CHCl3arrow_forwardWhich condition necessarily leads to a molecular geometry that is identical tothe electron geometry?(a) The presence of a double bond between the central atom and a terminal atom.(b) The presence of two or more identical terminal atoms bonded to the centralatom.(c) The presence of one or more lone pairs on the central atom.(d) The absence of any lone pairs on the central atom.arrow_forwardWhich one of the following molecules does not have a dipole moment? Justify your answer. (a) BrCI(b) CIF(c) BrF(d) O2(e) ICIarrow_forward
- 1. (A) Provide an example for each of the following: (a) a molecule that only has dispersion forces as IMFs (b) a molecule that has dispersion and dipolar IMFs (c) a molecule that can experience hydrogen bonding (B) Why does NH3 have a higher boiling point than BH3? To answer this question, draw out the Lewis structure for each molecule, and then draw out the VSEPR shape for each molecule.arrow_forwardAnswer the following questions about the structures of ions that contain only sulfur andfluorine. (a) The compounds SF4 and BF3 react to form an ionic compound according to the following equation. SF4 + BF3 -----> SF3BF4 (i) Draw a complete Lewis structure for the SF3* cation in SF3BF4. (ii) Identify the type of hybridization exhibited by sulfur in the SF3* cation. (iii) Identify the geometry of the SF3* cation that is consistent with the Lewis structure drawn in part (a) (i). (iv) Predict whether the F-S-F bond angle in the SF3* cation is larger than, equal to, or smaller than 109.50°. Justify your answer.arrow_forwardDraw the Lewis structure(s) for the molecule with the chemicalformula C2H3N, where the N is connected to only one otheratom. How many double bonds are there in the correct Lewisstructure?(a) zero (b) one (c) two (d) three (e) fourarrow_forward
- Predict whether each of the following has a dipole moment. Show shifting of electron density. (a) HBr (b) AlCl3 (c) CBr4arrow_forwardPlease answer the question below in DETAIL.arrow_forwardDetermine the electron and molecular geometries of each molecule. For molecules with two central atoms, indicate the geometry about each central atom.(a) N2(b) N2H2 (skeletal structure HNNH)(c) N2H4 (skeletal structure H2NNH2)arrow_forward
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