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Question-1
Which of the following method is used to obtain chlorine and hydrogen from sodium chloride?
(A)
Electrolysis
(B)
Thermal heating
(C)
Evaporation
(D)
Electroplating
Question-2
The natural indicator among the following.
(A)
Phenolphthalein
(B)
Methyl orange
(C)
Methyl red
(D)
Litmus
Question-3
Which of the following process works best near pH close to seven?
(A)
Our digestive system
(B)
Tooth enamel
(C)
Growth of plants
(D)
Conversion of milk into curd
Question-4
An aqueous solution of which of the following substance will conduct electric current?
(A)
Ethyl alcohol
(B)
Acetic acid
(C)
Acetone
(D)
Ether
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
Which one of the following compounds is a main constituent of baking powder?
(A)
Sodium bicarbonate
(B)
Sodium carbonate
(C)
Potassium bicarbonate
(D)
Tartaric acid
Question-7
Which of the following will give pH less than seven?
(A)
Blood
(B)
Milk of magnesia
(C)
Sodium hydroxide
(D)
Gastric juice
Question-8
Many salts absorb water from atmosphere. This property is called:
(A)
Crystallization
(B)
Hydration
(C)
Deliquescence
(D)
Efflorescence
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
Which of the following indicators is not an acid – base indicator?
(A)
Phenolphthalein
(B)
Vanilla
(C)
Litmus
(D)
Methyl orange
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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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