Custom eBook for Organic Chemistry
2nd Edition
ISBN: 9798214171104
Author: Straumanis
Publisher: Cengage Custom
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Textbook Question
Chapter 1, Problem 8E
a model of each of the following molecules:
a. Based on your model, draw a bond-line representation with as many atoms as possible in the plane of the paper. Use wedge and dash bonds to represent any atoms that do not lie in the plane of the paper.
b. Indicate each unique bond angle and the shape of each unique central atom.
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Answer each of the following questions correctly. Choose the correct answer.
1. 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 affinity
2. The shape of bonding molecular orbital shows that the greatest electron density is in the region.
a. Between the two nuclei
b. Close to the more atom electronegative
c. Close to the bigger atom
d. Uniformly around the two nuclei
3. In which compound is the bond that has the most ionic character found?
a. HCl b. Kl c. MgS d. NO
Which statement A-D about VSEPR theory is not correct?
Select one:
a. The molecular shape or geometry can differ from the electron-pair geometry.
b. In VSEPR theory, the shape or geometry of a molecule is determined by electron-electron repulsion.
c. The steric number of a central atom is the sum of the number of bonded atoms and lone pairs around the central atom.
d. The steric number has five values from 2 to 6.
e. Statements A-D are all correct.
Clear my choice
Which statement about VSEPR theory is not correct?
Select one:
a. The molecular shape or geometry is determined by the positions of the lone pairs in the molecule.
b. The steric number has five values from 2 to 6.
c. The steric number of a central atom is the sum of the number of bonds around the atom plus the number of electrons in lone pairs pairs
d. The electron-pair geometry is determined by the positions of the bonds and lone pairs in a molecule.
e. In VSEPR theory, the shape or geometry of a molecule is determined by electron-electron repulsion.
Chapter 1 Solutions
Custom eBook for Organic Chemistry
Ch. 1 - (E) What does the number (+Z) at the center of...Ch. 1 - Prob. 2CTQCh. 1 - Prob. 3CTQCh. 1 - Prob. 4CTQCh. 1 - Prob. 5CTQCh. 1 - Prob. 6CTQCh. 1 - Prob. 7CTQCh. 1 - You hear a student from a nearby group say that...Ch. 1 - Use VSEPR to explain why the HBH bond angle of BH3...Ch. 1 - Both the HCH and HCO bond angles of H2CO...
Ch. 1 - Prob. 11CTQCh. 1 - Consider the following flat drawing of methane...Ch. 1 - Use VSEPR to assign a value of (close to) 109.5,...Ch. 1 - A student draws the picture of ammonia (NH3) in...Ch. 1 - Prob. 15CTQCh. 1 - How many central atoms does the molecule H2NCH3...Ch. 1 - Indicate the bond angle and shape about each...Ch. 1 - Explain how there can be two kinds of bent:...Ch. 1 - A student makes the following statement: “The...Ch. 1 - A student who missed this class needs to know how...Ch. 1 - Prob. 1ECh. 1 - Prob. 2ECh. 1 - Consider the incomplete valence shell...Ch. 1 - How many valence electrons does a neutral a. K...Ch. 1 - Consider the molecules AlCl3 (aluminum chloride)...Ch. 1 - Draw an example of a bent molecule with a bond...Ch. 1 - Label each atom marked with an arrow with the...Ch. 1 - a model of each of the following molecules: a....
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