Schools Genoa High School Teacher Pages Ms. Richards
Ms. Richards
Chem II Review Answers
Ch. 5
9. 1.73 torr
10. 5.3 atm
12. 0.42 mole
33. 125 g
36. 736 torr; 26.8 mL
37. a. 0.79 atm; b. 0.21 atm
38. O2 = 0.0831 atm;
H2 = 1.32 atm;
N2 = 0.0952 atm
41. 730 torr
45. a. no change; b. increase;
c. goes to zero
49. Ne diffuses 1.48 x faster.
54. a. ideal = 0.243 atm; (don't
do Van der Waals!)
b. ideal = 24.3 atm
Ch. 8
38. a. see-saw b. bent
c. square planar
d. trigonal bypyramidal
e. linear
51. A
53. D
54. B
60. A
63. C
65. A
66. B
Ch. 11
16. a. second one
b. first one
c. first one
18. 440 L atm/mol
31. 291 torr
35. -1.8oC
41. 3.90 atm
50. 2.49 atm
53. D
55. D
56. D
59. C
61. A
Ch. 6
4. a. -1.81 kJ
b. -776 kJ
11. 240 kJ
18. -890.37 kJ
21 e. -125 kJ
32. B
35. B
Ch. 22 Questions:
1) Hydrocarbon chains with a double bond are named with what ending?
2) The -yne ending is given to hydrocarbons with which type of C-C bond?
3) When hydrogen atoms are added to unsaturated hydrocarbons, what kind of reaction takes place?
4) Which kind of hydrocarbon functional group is responsible for sweet fruity odors of foods?
5) What is the functional group structure that carboxylic acids have that alcohols do not?
6) Removing a H on a hydrocarbon chain and replacing it with a halogen is called.......?
7) When a benzene ring is used as a substituent on a hydrocarbon chain, how is it named?
8) Which functional group has two carbon chains attached on either side of a carbonyl group?
9) Draw structures for
a. 2,3-dimethylhexene b. ethane c. ethyne
d. cyclopentane f. 3-ethylcyclooctene
ANSWERS CH. 22
1) -ene 2) triple bond 3)hydrogenation 4) esters
5) C=O 6) halogenation 7) phenyl 8) aldehydes
CH3
/
9) a) CH2=CHCHCH2CH2CH3 b) CH3CH3 c) CH2
/
CH3
d) draw a pentagon
e) Draw a stop sign (octagon; add extra bonding line inside shape from carbon 1 to 2; add CH2CH3 to third carbon away from where you began double bond.
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