Acid, Base and Salt-BSEK-Class 10

The pH scale is a range from:

• 1-7

• 0-14

• 1-14

• 1-20

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

• Acid

• Alkaline

• Base

• Buffer

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

• Base

• Acid

• Buffer

• Water

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

• Milk

• Orange Juice

• Water

• Blood

A solution with a pH of 3.6 would be...

• Acid

• Base

• Neutral

• Acid and Base

A solution with a pH of 8.6 would be...

• Acid

• Base

• Neutral

• Acid and Base

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

• Hydrochloric acid

• cabbage

• milk

A neutralization reaction will always produce...

• water & salt

• water

• salt

• water & carbon

Acid in our stomach:

• Hydrochloric acid

• Sulfuric acid

• Acetic acid

• Carbonic acid

Acid in car battery:

• Hydrochloric acid

• Sulfuric acid

• Acetic acid

• Carbonic acid