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Acids and bases

Authored by Tony Lockett

Chemistry

9th - 12th Grade

Used 3+ times

Acids and bases
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24 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Examine the results (color change) of the pH paper shown in the picture. What type of substance was tested?

an acid

a base

a neutral substance

none of the above

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An indicator will ______________ when it is in contact with an acid or base

Bubble
Form a new substance
Change color
Stay the same color

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the substance is neutral, what would the pH be?11

3

5

7

9

11

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Ocean water is only slightly basic. What might its pH value be?

5

8

12

2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The strongest bases have pH values close to

0

14

7

5

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following pH values represents a base?

2.1

4.6

6.8

8.1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a property of a base?

bitter taste

reacts with metals

salty

sour taste

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