Chapter 6 Array Science 8th Class Punjab MCQ Tests
8th Class Science Chapter 6 MCQ Tests
Chapter 6 of 8th Class Science has 20 questions. If you take an online MCQ test, the system will randomly choose the questions. If you want to take the quiz by chapter then click the start test button.
Total Questions: 20
Total Marks: 20
Time: 20 Mins
Total Questions: 20
Total Marks: 20
Time: 20 Mins
20Min : 00 Sec Remaining
Question # 1
Name an element which is common to all acids?
Question # 2
Question # 3
According to the Arrhenius definition, a base is a substance that _____.
Question # 4
Generally, metal oxides and hydroxides are _____.
Question # 5
HCl + NaOH → NaCl + H2O
What is the type of this reaction?
Question # 6
To neutralize the acidity of stomach, _____ is used.
Question # 7
An acid reacts with a metal, which one of the following gas is usually liberated?
Question # 8
Which of the following chemical is called burnt lime?
Question # 9
Which of the following salts is called borax?
Question # 10
Which of the following salts is used for melting ice on the roads?
Question # 11
Which of the following represents the nature of salts?
Question # 12
Choose the correct formula for benzoic acid.
Question # 13
Universal indicators indicate different pH through _____.
Question # 14
Methyl orange, when added to a solution, turned it red. This indicates that the solution was _____.
Question # 15
Which one of the following acids is present in the apples?
Question # 16
Indicators are substances whose solutions change colour due to changes in _____.
Question # 17
Which of the following acids is found in grapes?
Question # 18
When a few drops of phenolphthalein indicator are added to an acidic solution, the solution turns _____.
Question # 19
Acidity of soil can be neutralized by the addition of _____.
Question # 20
Name the most common indicator used in laboratory?
Total Questions
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Question # 1
Name an element which is common to all acids?
Question # 2
Question # 3
According to the Arrhenius definition, a base is a substance that _____.
Question # 4
Generally, metal oxides and hydroxides are _____.
Question # 5
HCl + NaOH → NaCl + H2O
What is the type of this reaction?
Question # 6
To neutralize the acidity of stomach, _____ is used.
Question # 7
An acid reacts with a metal, which one of the following gas is usually liberated?
Question # 8
Which of the following chemical is called burnt lime?
Question # 9
Which of the following salts is called borax?
Question # 10
Which of the following salts is used for melting ice on the roads?
Question # 11
Which of the following represents the nature of salts?
Question # 12
Choose the correct formula for benzoic acid.
Question # 13
Universal indicators indicate different pH through _____.
Question # 14
Methyl orange, when added to a solution, turned it red. This indicates that the solution was _____.
Question # 15
Which one of the following acids is present in the apples?
Question # 16
Indicators are substances whose solutions change colour due to changes in _____.
Question # 17
Which of the following acids is found in grapes?
Question # 18
When a few drops of phenolphthalein indicator are added to an acidic solution, the solution turns _____.
Question # 19
Acidity of soil can be neutralized by the addition of _____.
Question # 20
Name the most common indicator used in laboratory?
Total Questions
1234567891011121314151617181920
Science MCQ Test by Topics
- +6.1 Acids
- +6.1.1 Properties of Acids
- +6.1.2 Uses of Acids
- +6.2 Bases / Alkalis
- +6.2.1 Properties of Bases/Alkalis
- +6.2.2 Uses of Bases/Alkalis
- +6.3 Salts
- +6.4 pH scale
- +6.5 Indicators
Science
8th Class Punjab MCQ Tests
8th Class Online Classes 2026
Updated on: 21-05-2026
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8th Class 2026 Online
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