WorksheetsAcids, Bases & Salts
Total questions: 11
Worksheet time: 2hrs 1mins
Name
Class
Date
1.
An acid
a)
Formed from joining positive and negative ions
b)
increases OH ions
c)
forms a salt and water
d)
increases H2O ions
2.
Bases
a)
formed from joining positive and negative ions
b)
increase OH ions
c)
forms a salt and water
d)
increases H2O ions
3.
Salts
a)
formed from joining positive and negative ions
b)
increase OH ions
c)
forms a salt and water
d)
increases H2O ions
4.
Neutralization reactions
a)
formed from joining positive and negative ions
b)
increases OH ions
c)
froms a salt and water
d)
increases H2O ions
5.
Which of the following is a chemical property of a base
a)
a slippery feel
b)
conducts an electric current
c)
turns red litmus paper blue
d)
forms hydronium ions in water
6.
Which of the following is a salt: ammonia or sodium chloride?
a)
ammonia
b)
sodium chloride
7.
Most foods are
a)
Acid
b)
Basic
c)
Neutral
d)
salts
8.
The difference between a strong and weak acid is:
a)
Strong acids stay intact in water weak acids don't
b)
Strong acids are slippery weak acids aren't
c)
Strong acids break apart in water. Weak acids stay intact
d)
Weak acids break apart in water most of the time, strong acids do all of the time.
9.
A salt is formed when nitric acid combines with sodium hydroxide. What are present in the salt that forms?
a)
Sodium chloride
b)
sodium ions and nitrate ions
c)
only sodium ions
d)
only nitrate ions
10.
Pickles form by soaking in an acid. What are some properties of pickles
a)
Conducts electricity, bitter, turns litmus blue
b)
Slippery, sour, turns litmus blue
c)
Slippery, bitter, turns litmus blue
d)
Sour, turns litmus red, can conduct electricity
11.
Why does vinegar help preserve things like pickles?
a)
It keeps moisture in.
b)
It preserves flavors and crispness
c)
It kills bacteria that break down foods.
d)
It keeps the cells alive
100 %
