Essential Organic Chemistry (3rd Edition)
3rd Edition
ISBN: 9780321937711
Author: Paula Yurkanis Bruice
Publisher: PEARSON
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Textbook Question
Chapter 1.4, Problem 17P
Which of the atoms in the molecular models in Problem 16 have
- a. three lone pairs?
- b. two lone pairs?
- c. one lone pair?
- d. no lone pairs?
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A. CHF
i. Best Lewis Structure
B. HNO (H is connected to one of the O's)
i. Best Lewis Structure
ii. Electron geometry on the C atom
ii. Electron geometry on the N atom
iii. Approximate bond angles about the C atom
iii. Approximate bond angles around the N atom
v. Draw the shape with in and out wedges (as necessary) and
dipole arrows around the C atom.
v. Draw the shape with in and out wedges (as necessary) and
dipole arrows around the N atom.
vi. Is the molecule polar or nonpolar?
vi. Is the molecule polar or nonpolar?
10. Which element has the electron configuration 1s² 2s²2p³?
C. S
d. Cl
11. How many hydrogen atoms are connected to the indicated carbon atom?
a. O
b. F
a. one
b. two
c. three
12. Which of the following is the correct condensed structure for the following compound?
H
H
H H H H H
H-C C -C C -C C C -H
HC H
H Br H H
H
H
a. CH₂C(CH3)₂CH₂CH₂(CH)BrC(CH3)2
b. CH3CH₂CH3CCH₂CH₂C(CH3)2CHBr
c. (CH3)3CCH₂CH₂CH₂BrCHCH3CH3
d. four
e. none
H
2
d. CH3CH₂CH₂CCH₂CH₂CHBrCHCH₂CH3
e. (CH3)3CCH₂CH₂CHBRCH(CH3)2
1) What is the type of molecule? a. AX2E3 b. AX3E2 c. AX5 d. AX2E2
2) What is the molecular geometry of GL2-? a. Linear b. Trigonal Bypyramidal c. Bent or v-shaped d. Seesaw
3) What is the approx bond angle formed by L-G-L bond if the correct molecular geometry is followed? a. 180° b. 120° c. 109.5° d. 90°
4) Considering that L is more electronegative than G, and the en difference is 0.2, is the molecular polar?
5) What is the formal charge of G?
6) What is the formal charge of the labeled atom? (refer to the blue arrow)
Chapter 1 Solutions
Essential Organic Chemistry (3rd Edition)
Ch. 1.1 - Oxygen has three isotopes, 16O, 17O, and 18O. The...Ch. 1.2 - Prob. 2PCh. 1.2 - How many valence electrons do chlorine, bromine,...Ch. 1.2 - Look at the relative positions of each pair of...Ch. 1.3 - a. Find potassium (K) in the periodic table and...Ch. 1.3 - Which bond is more polar?Ch. 1.3 - Which of the following has a. the most polar bond?...Ch. 1.3 - Use the symbols + and to show the direction of...Ch. 1.3 - After examining the potential maps for LiH, HF,...Ch. 1.4 - An atom with a formal charge does not necessarily...
Ch. 1.4 - Prob. 12PCh. 1.4 - a. Draw two Lewis structures for C2H6O. b. Draw...Ch. 1.4 - Draw the lone-pair electrons that are not shown in...Ch. 1.4 - Prob. 16PCh. 1.4 - Which of the atoms in the molecular models in...Ch. 1.4 - Prob. 18PCh. 1.7 - What orbitals are used to form the 10 sigma bonds...Ch. 1.9 - Put a number in each of the blanks: a. ___ s...Ch. 1.11 - Predict the approximate bond angles in a. the...Ch. 1.11 - According to the potential map for the ammonium...Ch. 1.12 - Prob. 25PCh. 1.13 - a. Predict the relative lengths and strengths of...Ch. 1.13 - Prob. 28PCh. 1.14 - Which of the bonds in a carbonoxygen double bond...Ch. 1.14 - Caffeine is a natural insecticide, found in the...Ch. 1.14 - a. What is the hybridization of each of the carbon...Ch. 1.14 - Prob. 33PCh. 1.14 - Describe the orbitals used in bonding and the bond...Ch. 1.15 - Account for the difference in the shape and color...Ch. 1.15 - Which of the following molecules would you expect...Ch. 1 - Draw a Lewis structure for each of the following...Ch. 1 - Prob. 38PCh. 1 - What is the hybridization of all the atoms (other...Ch. 1 - Prob. 40PCh. 1 - Draw the condensed structure of a compound that...Ch. 1 - Prob. 42PCh. 1 - Prob. 43PCh. 1 - Draw a Lewis structure for each of the following...Ch. 1 - Prob. 45PCh. 1 - List the bonds in order from most polar to least...Ch. 1 - What is the hybridization of the indicated atom in...Ch. 1 - Write the Kekul structure for each of the...Ch. 1 - Assign the missing formal charges.Ch. 1 - Predict the approximate bond angles for the...Ch. 1 - Prob. 51PCh. 1 - a. Which of the indicated bonds in each compound...Ch. 1 - In which orbitals are the lone pairs in nicotine?...Ch. 1 - Draw the missing lone-pair electrons and assign...Ch. 1 - Rank the following compounds from highest dipole...Ch. 1 - Prob. 56PCh. 1 - a. Which of the species have bond angles of 109.5?...Ch. 1 - Prob. 58PCh. 1 - Sodium methoxide (CH3ONa) has both ionic and...Ch. 1 - a. Why is a H 8 H bond (0.74 ) shorter than a C 8...Ch. 1 - Which compound has a larger dipole moment, CHCl3...Ch. 1 - Which compound has a longer C 8 Cl bond?Ch. 1 - Prob. 63PCh. 1 - The following compound has two isomers. One isomer...
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- Draw the Lewis structure for FNO2 and determine the number of bonds and lone pairs: Select one: a. two single bonds, one double bond, and eight lone pairs. b. three single bonds, zero double bond, and eight lone pairs. c. two single bonds, two double bonds, and no lone pairs. d. three single bonds, no double bonds and no lone pair. e. three single bonds, no double bonds and 2 lone pairs.arrow_forwardChange ethane into 1,2-ethanediol (HOCH2CH2OH) by removing one hydrogen atom from each carbon atom and replacing with a hydroxide (-OH) group. Build a model of the 1,2-ethanediol molecule. A. Identify the electron-pair and molecular geometry around each carbon and oxygen atom. B. What are the bond angles for H-C-H? For H-C-C? For C-C-O? For C-O-H? C. Draw two different structures of the molecule in which the –OH groups on the two carbon atoms have different orientations with respect to each other.arrow_forward1. NH2Cl a. In NH2Cl there is a total of ____________ valence electrons. b. The NH2Cl model consists of how many lone pairs of electrons c. How many bonds are in the NH2Cl molecule? d . What is the shape the atoms make (excluding lone pairs) in NH2Cl?arrow_forward
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