Acids and Bases
Warmups
1. Which substance is always a product when an
Arrhenius acid in an aqueous solution reacts
with an Arrhenius base in an aqueous
solution? (TEKS 10-G)
A) HBr
B) KBr
C) H2O
D) KOH
2. The Arrhenius theory explains the
behavior of (TEKS 10-G)
A) acids and bases
B) alcohols and amines
C) isomers and isotopes
D) metals and nonmetals
3. Which compound is an Arrhenius acid?
(TAKS 10-G)
A) CaO
B) K2O
C) HCl
D) NH3
4. According to the Arrhenius theory, a base
reacts with an acid to produce (TEKS 10G)
A)
ammonia and methane
B)
ammonia and a salt
C)
water and methane
D)
water and a salt
5. Which salt is produced when sulfuric acid and
calcium hydroxide react completely? (TEKS
10-G)
A)
CaH2
B)
CaS
C)
CaO
D)
CaSO4
6. Which compound is produced when HCl(aq) is
neutralized by Ca(OH)2(aq)? TEKS 10-G)
A)
CaCl2
B)
HClO
C)
CaH2
D)
HClO2
7. Which word equation represents a
neutralization reaction?
A)
base + acid → salt + water
B)
base + salt → water + acid
C)
salt + acid → base + water
D)
salt + water → acid + base
8. At 1 atm and 298 K, which of the Ka values
listed below represents the strongest acid?
TEKS 10-I
A)
1.1 x 10-7
B)
1.8 x 10-5
C)
5.6 x 10-11
D)
4.6 x 10-4
9. What is the pH of a solution with a
hydronium ion concentration of .01 mole
per liter? TEKS 10-I
A)
1
B)
2
C)
10
D)
14
10. When the pH value of a solution is changed
from 2 to 1, the concentration of hydronium
ions (TEKS 10-I)
A)
decreases by a factor of 2
B)
increases by a factor of 2
C)
decreases by a factor of 10
D)
increases by a factor of 10
11.
When dissolved in water, an Arrhenius
base yields (TEKS 10-I)
A)
hydrogen ions
B)
hydroxide ions
C)
hydronium ions
D)
oxide ions
12. In which laboratory process could a student
use 0.10 M NaOH(aq) to determine the
concentration of an aqueous solution of HBr?
A) chromatography
B) decomposition of the solute
C) evaporation of the solvent
D) titration