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Question-1
Rust is:
(A)
iron chloride
(B)
iron sulphate
(C)
iron (III) oxide
(D)
iron hydrogen
Question-2
When a molten ionic compound is electrolysed, the non-metal is always formed at the:
(A)
cathode
(B)
anode
(C)
electrolyte
(D)
salt
Question-3
For electroplating an object, the object must be made:
(A)
anode
(B)
cathode
(C)
electrolyte
(D)
salt
Question-4
In photosynthesis, carbon dioxide reacts with water to form:
(A)
starch
(B)
glucose
(C)
carbohydrates
(D)
water
Question-5
Cations move towards the electrode :
(A)
Anode
(B)
Battery
(C)
Salt
(D)
Cathode
Question-6
The reactions in which heat energy is liberated.
(A)
Exothermic reaction
(B)
Endothermic reaction
(C)
Physical change
(D)
Thermal change
Question-7
Electrolysis is carried out in an apparatus called:
(A)
Kipp's apparatus
(B)
blast furnace
(C)
electrolytic cell
(D)
Castner - Kellner cell
Question-8
When acids are reacted with bases, their acidity is destroyed and salt is formed. This type of reaction is called:
(A)
Calcination
(B)
Neutralisation reactions
(C)
Oxidation
(D)
Acidification
Question-9
Decomposition caused by heat energy is called:
(A)
photochemical reaction
(B)
thermal decomposition
(C)
combustion
(D)
calcination
Question-10
On electrolysis of sodium chloride solution, the deposit at cathode is:
(A)
sodium
(B)
chlorine
(C)
hydrogen
(D)
carbon
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Cambridge Secondary Grade 10
IGCSE
Practice in Related Chapters
Petrochemicals and Polymers
Planet Earth
The Nature of Matter
How Far? How Fast?
Chemical Bonding and Structure
Periodic Patterns
Acids, Bases and Salts
Chemical Change
Quantitative Chemistry
Patterns and Properties of Metals
Chemical Analysis and Experimentation
Elements and Compounds
Patterns and Properties of Non-metals
Industrial Inorganic Chemistry
Organic Chemistry
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