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Question-1
Which of the following substances has the lowest pH value?
(A)
Sugar
(B)
Tomato juice
(C)
Vinegar
(D)
Washing soda
Question-2
The natural indicator among the following.
(A)
Phenolphthalein
(B)
Methyl orange
(C)
Methyl red
(D)
Litmus
Question-3
Which of the following will give pH less than seven?
(A)
Blood
(B)
Milk of magnesia
(C)
Sodium hydroxide
(D)
Gastric juice
Question-4
One of the components of baking powder is:
(A)
Tartaric acid
(B)
Acetic acid
(C)
Oxalic acid
(D)
Citric acid
Question-5
Mineral acids can be safely stored in which of the following metal container?
(A)
Zinc
(B)
Aluminium
(C)
Iron
(D)
Silver
Question-6
Tooth enamel contains:
(A)
Calcium carbonate
(B)
Calcium chloride
(C)
Calcium sulphate
(D)
Calcium phosphate
Question-7
A substance which produces large amount of hydroxyl ions when added to water.
(A)
Strong acid
(B)
Weak acid
(C)
Strong base
(D)
Weak base
Question-8
Which of the following indicators gives pink colour in basic solution?
(A)
Methyl orange
(B)
Phenolphthalein
(C)
Litmus
(D)
Bromothymol blue
Question-9
Which of the following metal does not react with dilute sulphuric acid to liberate H
2
gas?
(A)
Calcium
(B)
Sodium
(C)
Iron
(D)
Silver
Question-10
An aqueous solution of which of the following substance will conduct electric current?
(A)
Ethyl alcohol
(B)
Acetic acid
(C)
Acetone
(D)
Ether
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Cambridge Secondary Grade 9
IGCSE
Practice in Related Chapters
Nature of Matter
Elements and Compounds
Acid,Base and Salts
Quantitative Chemistry
How far? How fast?
Patterns and properties of Metals
Planet Earth
Introducing Chemistry
Mixtures and Separating Techniques
Particle Theory
Periodic Patterns
Chemical Change
Chemical Analysis and Experimentation
Patterns and Properties of Non-metals
Petrochemicals and Polymers
Industrial Inorganic Chemistry
Organic Chemistry
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