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Acids and Bases

Total questions: 20

Worksheet time: 19mins

Name
Class
Date
1.
What is the name of this ion: H3O+?
a)
helium ion
b)
hydrogen ion
c)
hepatic ion
d)
hydronium ion
2.

Which type of ion does a base produce when it is dissolved in water?

a)

oxide, O2-

b)

hydronium, H3O+

c)

proton, H+

d)

hydroxide, OH-

3.

Which type of ion does an acid produce when it is dissolved in water?

a)

oxide, O2-

b)

oxygen, O

c)

hydronium, H3O+

d)

hydroxide, OH-

4.

Which of the below is the formula for an acid?

a)

NaOH

b)

NaCl

c)

HCl

d)

H2O

5.

Which of the following compounds is a base?

a)

NaOH

b)

NaCl

c)

HCl

d)

H2O

6.

Based on the picture and the equation beneath it, which of the following best describes reactant, MOH?

a)

strong acid

b)

weak acid

c)

strong base

d)

weak base

7.

Based on the picture and the equation beneath it, which of the following best describes chemical HA?

a)

strong acid

b)

weak acid

c)

strong base

d)

weak base

8.
A neutral substance would have pH of...
a)
8
b)
7
c)
6
d)
14
9.
An extremely strong base would have a pH of...
a)
1
b)
7
c)
9
d)
14
10.
A weak base would have a pH of...
a)
8
b)
7
c)
6
d)
14
11.
An extremely strong acid would have a pH of...
a)
1
b)
7
c)
9
d)
14
12.
A weak acid would have a pH of...
a)
1
b)
7
c)
6
d)
14
13.
On the pH scale what numbers are bases?
a)
8-14
b)
0-7
c)
7
d)
1
14.
On the pH scale what numbers are acids?
a)
8-14
b)
0-7
c)
7
d)
1
15.
According to the pH scale, which of the following would be true?
a)
baking soda is a weak base while drain cleaner is a strong base
b)
lemon is a weaker acid than a banana
c)
tomato and soap are acidic
d)
vinegar is less acidic than an apple
16.
Which of the following is true about acids and bases?
a)
The lower the pH, the stronger the acid
b)
the higher the pH, the stronger the acid
c)
The lower the pH, the more neutral the acid
d)
The higher the pH, the weaker the base
17.
Which one of the following statements about strong acids is TRUE?
a)
Strong acids are 100% ionized in water.
b)
The conjugate base of a strong acid is a strong base.
c)
Strong acids are very concentrated acids.
d)
Strong acids produce solutions with a higher pH than weak acids. 
18.

The difference between a strong acid and a weak acid is that a strong acid __________________________.

a)

has a lower pH

b)

has a higher concentration of OH-

c)

has a higher pH

d)

dissociates completely

19.

For two acids of equal concentration, the stronger acid has —

a)

a higher concentration of hydroxide ions, OH-

b)

a higher pH

c)

a higher concentration of hydronium ions, H3O+

d)

a lower pH

20.

For two bases of equal concentration, the stronger base has —

a)

a higher concentration of hydroxide ions, OH-

b)

a higher pH

c)

a higher concentration of hydronium ions, H3O+

d)

a lower pH

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