1. Name _______________________________________________________ Group ______________
Chemistry 2nd Semester
Review 4th Period exam
1.- Identify as organic or inorganic
a)KCl b)C2H6O c)CaCl2 d)CO2 e)NaCN f)CH4
2.- Identify the following properties as organic or inorganic
a)soluble in water b)burns in air c)low boiling point d)contain K
e)form ionic bond f) form isomers g)high boiling point h)can be used as fuel
3.- True or false
a)Carbon atoms can bond with other carbon atoms any number of times
b)Carbon atomic number is 4
c)Carbon forms 4 covalent bonds
d)Carbon can bond with many elements, metals and nonmetals
4.- Identify the following as alkane, alkene or alkyne
a) b) c)CH2=CH-CH3
5.- Identify as saturated or unsaturated
a) b)
6.- Give the name of the following alkyl groups
a)-CH3 b)-CH2-CH3 c)-CH2-CH2-CH3 d) CH3-CH-CH3
7.- What are aliphatic hydrocarbons.
8.- Identify as hydrocarbon or derivate of hydrocarbon
a)CH3-Cl b)CH3-CH2-CH3 c)CH3-COOH d)CH3-CH=CH-CH3
e)CH3-O-CH3 f)C6H6 g)CH3-CH=O
9.- What are isomers?
_____________________________________________________________________________________
10.- Do the following molecules represent isomers? Explain.
11.- Circle the functional group and identify the class or family.

2. CH3-O-CH3 CH3-CH=O CH3-OH
CH3-NH2 CH3-CH2-Br
13.- Name the following compounds.
14.- The following compounds were named incorrectly. Find the mistake and correct the
name.
a)
3-cloro-5nitrotoluene
b) tetramethylbenzene
______________________ _________________________
c) 2,3,7-trimethyl-4-ethyl-5-octene
___________________
15.- Identify the functional groups in the following molecules. Circle them and classify the
family.
a) b) c)
____________________________ ____________________ ________________
___________________________ ____________________ ________________

3. 16.- Fill in the table.
Name Formula and Common uses Environmental issues
structure
Octane
Ethylene
Methamphetamine
Penicillin
ACID AND BASES
1.- List 6 properties of acids and 6 properties of bases.
__________________________________________________________________________
2.- Identify the following as acid, base, salt or other.
NaOH ____ HNO3 ____ C2H5OH____ HC2H3O2____ LiOH____ Li2S____NaBr____
3.-Compare Arrhenius theory and Bronsted-Lowry theory.
__________________________________________________________________________
__________________________________________________________________________
4. What is the conjugate base of the following acids?
a) HClO4 ________ b) NH4+________ c) H2O ________d) HCO3-1________
5. What is the conjugate acid of the following bases?
a) CN- 1_______b) SO4 2-_______ c) H2O _______ d) HCO3 -1________
6.- Identify the conjugate acid-base pairs in the following reactions.
a) NH4+ + H2O  NH3 + H3O+ acid_____ base _____ c.a. _____ c.b. ______

4. b) H2PO4 -1 + OH-  HPO4 2- + H2O acid ______ base _____ c.a. _____ c.b. _____
7.- List 3 strong acids. ___________ _______________ _____________
List 3 strong bases. _______________ _______________ _____________
8.- List 2 weak acids. ___________ _____________
List 2 weak bases. ______________ _____________
9.- Categorize each of the following aqueous solutions as a strong
electrolyte(SE), weak electrolyte(WE), or nonelectrolyte(NE).
KNO3 ____ HNO3 ____ H2S ____ NH3____ HC2H3O2 ____ RbOH ____ C3H6O ___
10.- Write the equation that represents water dissociation.
___________________________________________________________________________
11.- Using the Bronsted-Lowry theory, explain why water can be an acid and a
base too.
___________________________________________________________________________
12.- Which is the [ ] of H ions and OH ions produced by the water dissociation.
___________________________________________________________________________
13.- What is pH? Which is the mathematical expression of pH?
_____________________________________________________________________________
14.- Calculate the pH of the following solutions:
[H]= 1 x 10-3 _____ [H]= 5.5 x 10-8 _____ [H]= 2.8 x 10 -13 _____ [H]= 3.2 x 10 -2 _____
15.- Identify the following solutions as acidic or basic
Milk pH=7.3 _____ toothpaste pH=10.2 _____
vinegar pH=2.5 _____ lemon juice pH=2.3 ___
16.- Which has more [H+] ions, a solution with pH = 8 or a solution with pH = 2?
Explain. _________________________________________________________________
16.- Predict the products of the following neutralization reactions:
NaOH + HCl _____ + ______ HBr + KOH  _____ + _______
17.- What happens to the pH of a solution when an acid and a base react?
ACID RAIN
1.- What is acid rain?
_________________________________________________________________________
2.- What are the main sources of acid rain?
__________________________________________________________________________
3.- List four effects of acid rain.