Form 2 Science, Acids and Alkalis
Authored by Tze Toh
Science
8th Grade
NGSS covered
Used 3K+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is NOT a property of an acid?
Tastes sour
Corrosive
Changes the colour of blue litmus paper to red
Has a pH value higher than 7
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What gas is released when an acid reacts with an reactive metal?
Oxygen
Hydrogen
Helium
Bromine
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is NOT a property of an alkali?
Tastes bitter
Corrosive
Changes the colour of blue litmus paper to red
Has a pH value higher than 7
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is a strong alkali?
Sodium hydroxide
Potassium nitrate
Sodium nitrate
Potassium sulphate
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is NOT a strong acid?
Ethanoic acid
Nitric acid
Hydrochloric acid
Sulphuric acid
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What gas is released when an ammonium salt is heated together with an alkali?
Sulphur
Ammonia
Carbon dioxide
Oxygen
Tags
NGSS.MS-PS1-2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the pH value of vinegar?
1
7
4
11
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