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Worksheetsacid,bases and salts
Total questions: 15
Worksheet time: 8mins
HF is...
an acid
a base
a salt
an ionic compound
Acid in car battery:
Hydrochloric acid
Sulfuric acid
Acetic acid
Carbonic acid
What does this hazard symbol mean?
toxic
flammable
corrosive
explosive
Complete this equation:
sulfuric acid + potassium hydroxide -->
potassium oxide + hydrogen
potassium chloride + water
potassium sulfate + hydrogen
potassium sulfate + water
Which equation is balanced?
H2SO4 + NaOH --> Na2SO4 + H2
H2SO4 + 2NaOH --> Na2SO4 + H2
H2SO4 + 2NaOH --> Na2SO4 + H2O
H2SO4 + 2NaOH --> Na2SO4 + 2H2O
Acid reacts with metal to produce ___________ gas.
oxygen
carbon dioxide
hydrogen
nitrogen dioxide
Which of the following indicator will show different colour in acid, neutral and alkali?
Phenolphtalein
Universal indicator
Methyl orange
Litmus paper
Sodium hydroxide is used
to make fertilisers.
to make battery.
to cure gastritis.
to make detergent.
Which of the following can help to neutralise bee sting?
Vinegar
Toothpaste
Which of the following is NOT an acid?
HCl
CH3COOH
C2H6
H2SO4
When magnesium ribbon is added to dilute hydrochloric acid, the followings will occur EXCEPT
Gas bubbles are given off and a "pop" sound is heard when testing with a burning splint.
The metal ribbon disolves to form a colourless solution.
The salt form is magnesium chloride.
The reaction is called neutralisation.
Which of the following metals has NO reaction with a dilute acid?
Copper
Zinc
Calcium
Iron
