Blackline Master 7.5-1
Name:
Date:
Acid–Base
Puzzle
Write the answers to each of the clues in the correct blocks. Then read down the outlined
column to find another name for an acid–base reaction.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
1. An acid has a pH below
.
2. A substance that releases hydroxide ions in solution is a(n)
.
3. A substance that resistschange in pH when small amounts of acid or base are added is
a(n)
system.
4. A(n)
is sometimes taken to cure heartburn.
5. An acid releases
ions in solution.
6. Rain that is more acidic than normal rain is called
.
7.
is a chemical indicator that is red in an acid and blue in a base.
8. Plants remove toxins from soil during the processof phyto
.
Copyright © 2010 by Nelson Education Ltd.
Chapter 7 Blackline Master 7.5-1
493
Blackline Master 7.5-1
Name:
Acid–Base
Date:
Puzzle (continued)
9.
10.
11.
12.
13.
An acid and a base can
each other.
The
is a measure of acidity.
The products of a neutralization reaction are an ionic compound and
.
Metal toxins can be removed from soil in the processof acid
.
occurs when acid-forming chemicals fall directly
onto surfaces.
14. Solutions of acids and bases
an electric current.
494
Chapter 7 Blackline Master 7.5-1
Copyright © 2010 by Nelson Education Ltd.