WorksheetsAcids and Bases
Total questions: 18
Worksheet time: 44mins
True or false: bases are sometimes called alkaline.
True
False
Which is the correct set of acid properties, as described by Boyle:
sour taste, corrosive, change litmus from red to blue
sour taste, corrosive, change litmus from blue to red
sweet taste, slippery, change litmus from blue to red
sour taste, slippery, change litmus from blue to red
Vinegar, fruit juice, and cola are examples of:
strong acids
strong bases
strong bases
weak acids
NaOH may be found in drain cleaners and as a component of soaps. Is NaOH an acid or a base?
Acid
Base
Neither (Neutral)
HCl is found in household products, including some toilet bowl cleaners. Is HCl an acid or a base?
Acid
Base
Neither (Neutral)
Ammonia is found in many household products, including window cleaner. What is the pH of ammonia?
It's acidic.
It's basic.
It's neutral.
If you check the pH of cooking oil with litmus paper, the results will indicate that the oil is:
Acidic.
Basic.
Neither acidic nor basic, since a substance must dissociate in water to cause a change to litmus paper.
Which shows a balanced chemical equation for the reaction between potassium carbonate and hydrochloric acid?
KCO3 + HCl -> KCl + H2O + CO2
K2CO3 + 2HCl -> 2KCl + H2O + CO2
K2CO3 + HCl -> 2KCl + H2O + CO2
K2CO3 + 2HCl -> 2KCl + 2H2O + CO2
Which of the following statements are correct?
Acids ionise in water to produce H+ ions.
Strong acids ionise partially in water to produce H+ ions.
Weak acids ionise fully in water to produce H+ ions.
Alkalis are soluble bases.
Acids ionise in water to produce OH- ions.
