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Unit 10C Chapter 7 Quiz



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Which of the following is a property of an acid?
a.
Acids feel slippery.
b.
Acids neutralize bases.
c.
Acids turn red litmus blue.
d.
Acids taste bitter.
 

 2. 

An example of a binary acid is
a.
HCl
b.
HNO3
c.
H2CO3
d.
H2SO4
 

 3. 

Which of the following is an example of an oxyacid?
a.
HF
b.
HBr
c.
H2S
d.
H3PO4
 

 4. 

Which of the following is a property of a base?
a.
Bases are electrolytes.
b.
Bases turn blue litmus red.
c.
Bases taste sour.
d.
Bases feel rough.
 

 5. 

The common synthetic acid-base indicator bromothymol blue turns what colour in an acid?
a.
blue
b.
red
c.
yellow
d.
colourless
 

 6. 

Which of the following is an example of a base?
a.
HNO3
b.
NaOH
c.
H2CO3
d.
HBr
 

 7. 

What is the measure of how acidic or basic a solution is?
a.
acid-base indicator
b.
pH
c.
buffering capacity
d.
pH scale
 

 8. 

Solutions with a pH of 7 are said to be
a.
acidic
b.
basic
c.
neutral
d.
acid-base indicators
 

 9. 

Which of the following solutions is most acidic?
a.
lemon juice; pH 2
b.
milk; pH 6
c.
borax; pH 9
d.
bleach; pH 12
 

 10. 

The pH of swimming pool water should be kept between
a.
2.3 and 2.9
b.
5.5 and 6.0
c.
7.2 and 7.8
d.
8.5 and 9.0
 

 11. 

Which of the following shows the general chemical equation for a neutralization reaction?
a.
acid + base ® water + ionic compound
b.
ionic compound + water ® acid + base
c.
acid + water ® base + ionic compound
d.
base + ionic compound ® acid + water
 

 12. 

All acid-base neutralization reactions are
a.
synthesis reactions
b.
decomposition reactions
c.
single displacement reactions
d.
double displacement reactions
 

 13. 

Acid precipitation has a pH less than about
a.
2.1
b.
5.6
c.
8.2
d.
10.6
 

 14. 

The process in which acid-forming pollutants fall directly to Earth in a dry state is called
a.
acid precipitation
b.
dry deposition
c.
phytoremediation
d.
acid leaching
 

 15. 

The main source of sulfur dioxide emissions in Canada is
a.
transportation
b.
electricity generation
c.
solvents
d.
industry
 

 16. 

Most of the nitrogen oxide emissions in Canada are produced by
a.
transportation
b.
electricity generation
c.
solvents
d.
industry
 

 17. 

Which of the following is a common use of a base?
a.
to purify metals
b.
to make cleaning compounds
c.
to clean concrete
d.
heartburn medications
 

 18. 

A measure of the quantity of a substance dissolved in a given volume of solution is called
a.
pH
b.
buffering capacity
c.
concentration
d.
none of the above
 

 19. 

The process of removing heavy metals from contaminated soils by adding an acid solution to the soil and catching the solution that drains through is called
a.
acid leaching
b.
dry deposition
c.
phytoremediation
d.
acid precipitation
 

 20. 

A chemical reaction in which an acid and a base react to form an ionic compound and water is called a
a.
synthesis reaction
b.
decomposition reaction
c.
single displacement reaction
d.
neutralization reaction
 



 
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