Acid [strength and concentration] - post quiz

What ion causes acidic properties?

• ammonium ion

• hydroxide ions

• hydrogen ions

• metallic ions

Identify the strength of the acid shown.

• Strong acid

• Weak acid

Strong acid ionises _______________ in water to form hydrogen ions.

Weak acid ionises _______________ in water to form hydrogen ions.

For acids of the same concentration, a strong acid will have a ______________ concentration of hydrogen ions compared to a weak acid.

• the same

• higher

• lower

For acids of the same strength, a concentrated acid will have ______________ concentration of hydrogen ions compared to dilute acid.

• the same

• higher

• lower

Hydrochloric acid turns methyl orange red while ethanoic acid turns methyl orange yellow.

• True

• False

Which of the following gives the order of increasing pH of solution given that all solutions are of the same concentration?

• Sulfuric acid, hydrochloric acid, ethanoic acid

• Sulfuric acid, ethanoic acid, hydrochloric acid

• Hydrochloric acid, sulfuric acid, ethanoic acid

• Ethanoic acid, hydrochloric acid, sulfuric acid,