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WorksheetsExploring Acids and Bases
Total questions: 16
Worksheet time: 8mins
What are the common properties of acids?
Turning red litmus paper blue
Ability to absorb heat
Bitter taste
Common properties of acids include sour taste, ability to conduct electricity, proton donation, reaction with bases, and turning blue litmus paper red.
How do acids typically taste?
Bitter
Sweet
Salty
Sour
What is the pH range of acids?
0 to 6.9
7 to 14
6.9 to 10
-1 to 0
What are the common properties of bases?
Common properties of bases include: bitter taste, slippery feel, ability to change color of indicators, react with acids, and conduct electricity in solution.
do not conduct electricity
sticky feel
sour taste
How do bases typically feel to the touch?
slippery or soapy
cold and metallic
rough and gritty
sticky and tacky
What is the pH range of bases?
7 to 14
1 to 14
5 to 7
0 to 6
What happens during a neutralization reaction?
An acid reacts with another acid to produce gas and a liquid.
An acid reacts with a base to produce water and a salt.
A base reacts with a salt to produce an acid and a base.
An acid and a base react to form only carbon dioxide.
What are the products of a neutralization reaction?
Water and salt
Acid and base
Hydrogen and oxygen
Carbon dioxide and water
Name a common strong acid.
Hydrochloric acid
Nitric acid
Acetic acid
Sodium hydroxide
Name a common weak acid.
nitric acid
hydrochloric acid
acetic acid
sulfuric acid
What is a common strong base?
Calcium carbonate (CaCO3)
Ammonium sulfate ((NH4)2SO4)
Potassium chloride (KCl)
Sodium hydroxide (NaOH)
What is a common weak base?
Sodium hydroxide (NaOH)
Ammonia (NH3)
Calcium carbonate (CaCO3)
Potassium hydroxide (KOH)
What is the role of indicators in acid-base chemistry?
Indicators measure the temperature of solutions.
Indicators are used to increase the concentration of acids.
Indicators neutralize strong bases during reactions.
Indicators play a crucial role in acid-base chemistry by signaling pH changes through color changes.
What color does litmus paper turn in an acid?
Red
Blue
Green
Yellow
What color does phenolphthalein turn in a base?
Yellow
Blue
Green
Pink
Which of these pH values represent an acid?
7
4
8
14
