pH Review

What is pH ?

• Concentration of Hydrogen ions

• Concentration of ions

pH is measured on a scale from

• 0-7

• 5-10

• 0-14

• 7-14

pH of 7 has/is

• more alkaline

• more acidity

• neutral

An acidic solution has a

• higher concentration of hydrogen ions than hydroxide ions

• higher concentration of hydroxide ions than hydrogen ions

• equal concentration of hydrogen ions and hydroxide ions

A basic ( alkaline ) solution has a

• higher concentration of hydrogen ions than hydroxide ions

• equal concentration of hydroxide ions and hydrogen ions

• higher concentration of hydroxide ions than hydrogen ions

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

• Acid

• Base

• Neutral

• Acid and Base

A solution with a pH of 9.6 would be...

• Acid

• Base

• Neutral

• Acid and Base

Which of the following substances would have the greatest concentration of H⁺ ions?

• Ammonia with
  pH 13

• Water with 
  pH 7

• Milk with 
  pH 5

• Lemon juice with 
  pH 2

What type of substance has an equal concentration of H⁺ and OH^- ions?

• Acid

• Base

• Neutral

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

• Base

• Acid

• Buffer

• Water