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WorksheetsAcids and bases
Total questions: 10
Worksheet time: 5mins
Which of the following is not a property of acids?
Caustic
Hydrogen atoms in their molecules
Sour taste
Turns blue litmus paper red
Which of the following is not a property of bases?
Caustic
Neutralise acids
Soapy, slimy feel
Turns blue litmus paper red
Most molecules in a concentrated acid release H+ ions whereas only a few molecules in a dilute acid release H+ ions
True
False
Dilute acids....
Can be consumed
Have a small amount of water and large amount of acid
Have a large amount of water and small amount of acid
Release OH- molecules
Lactic acid is an example of a
Strong acid
Strong base
Weak base
Weak acid
Metal + acid -----> _____________ + ______________
Base, salt
Salt, hydrogen
Carbon dioxide, air
Water, air
Carbonate + acid -----> _____________ + ______________ + _____________
Salt, carbon dioxide, water
Carbon dioxide, hydrogen, water
Base, helium, air
Salt, hydrogen, water
Sodium carbonate (or washing soda) is a _________
Acid
Base
Acids release OH- ions, acids release H+ ions
True
False
What is the purpose of conducting a 'pop' test?
To test whether a substance is an acid or a base
To test whether carbon dioxide was produced
To test whether hydrogen gas was produced
To have some fun with matches
