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WorksheetsForm 2 Chapter 6 Properties of Acid Alkali
Total questions: 20
Worksheet time: 10mins
State the taste of this fruit?
Tastles
Bitter
Sour
Sweet
Which of the properties of alkaline substance is NOT TRUE?
taste bitter
slippery
turn red litmus paper to blue
turn blue litmus paper to red
What is the meaning of the above hazard warning symbol?
Corrosive
Explosive
Toxic
Radioactive
Which of the following about properties of acid is not true?
pH less than 7
Tastes bitter
Corrosive
Turns blue litmus paper to red
Which of the following will change the red litmus paper to blue?
Sodium hydroxide
Hydrochloric acid
Sulphuric acid
Nitric acid
Sodium hydroxide is used
to make fertilisers.
to make battery.
to cure gastritis.
to make detergent.
Strong acids and alkalis are...
Sour
Sweet
Corrosive/Caustic
Burn litmus paper
What is the pH of distilled water?
pH 12
pH 3
pH 8
pH 7
Which of the following about properties of acid is not true?
pH less than 7
Tastes bitter
Corrosive
Turns blue litmus paper to red
Acid reacts with metal to produce ___________ gas.
oxygen
carbon dioxide
hydrogen
nitrogen dioxide
Which of the following will change the red litmus paper to blue?
Sodium hydroxide
Hydrochloric acid
Sulphuric acid
Nitric acid
What is the property of the substance based on the change in the colour of litmus paper?
alkaline
acidic
neutral
What is the property of the substance based on the change in the colour of litmus paper
neutral
alkaline
acidic
What is the property of the substance based on the change in the colour of litmus paper?
acidic
alkaline
neutral
Why does toothpaste have alkaline properties?
toothpaste can make our teeth become healthy
toothpaste can neutralise acid in the mouth
Acids have pH value
Less than 7
7
More than 7
Acids has ____________ taste.
bitter
sour
no
Lime water in the laboratory has pH value more than 7.
Yes
No
Sulphuric acid is used in car battery.
Yes
No
Detergents have pH more than 7.
True
False
