pH & Indicators Day 3

pH & Indicators

March 27th

Multiple Choice

The pH scale is a range from:

• 1-7

• 0-14

• 1-5

• 1-20

Multiple Choice

A(n) ______ is a substance with a pH less than 7

• Acid

• Alkaline

• Base

• Buffer

Multiple Choice

A(n) _______ is a substance with a pH greater than 7.

• Base

• Acid

• Buffer

• Water

Multiple Choice

What is the only substance with a neutral pH of 7?

• Milk

• Orange Juice

• Water

• Blood

Multiple Choice

Complete the sentence.
A substance that is more basic has a _____ pH than a substance that is acidic.

• lower

• higher

• the same

• none of the above

Multiple Choice

In a test of pH levels, a baking soda has a pH of 9 and bleach has a pH of 12. What is true about there relationship?

• Both of the solution are Bases

• Both of the solution are Acids

• The Baking soda is an acid and the Bleach is a base

• The baking soda is a base and the Bleach is an Acid.

Multiple Choice

On the pH scale higher numbers indicate

• acids

• bases

Multiple Choice

According to the pH range which substance is more acidic than lemon juice

• Hydrochloric acid

• cabbage

• milk

Multiple Choice

Bleach is a strong base, what is the pH level of bleach?

• 13

• 14

• 1

• 2

Multiple Choice

Which of the following is the strongest acid?

• 1

• 5

• 3

• 8

Multiple Choice

Which of the following is the strongest base?

• 4

• 14

• 7

• 15