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Question-1
Nitram is:
(A)
Ammonium chloride
(B)
Ammonium hydroxide
(C)
Ammonium sulphate
(D)
Ammonium nitrate
Question-2
The major impurity in Iron ore is:
(A)
Calcium oxide
(B)
Silica
(C)
Clay
(D)
Mud
Question-3
Nitro chalk is an example of:
(A)
Compound fertilizer
(B)
Straight N fertilizer
(C)
NPK fertilizer
(D)
Nitrogenous fertilizer
Question-4
Copper is extracted from the ore:
(A)
Copper sulphide
(B)
Copper pyrites
(C)
Copper sulphate
(D)
Copper chloride
Question-5
The ore is reduced in the blast furnace by:
(A)
Oxygen
(B)
Hydrogen
(C)
Carbon monoxide
(D)
Nitrogen dioxide
Question-6
The ore of aluminium is:
(A)
Galena
(B)
Copper pyrites
(C)
Calcinite
(D)
Bauxite
Question-7
The first explosive used for warfare and in mining and quarrying.
(A)
Trinitrotoluene
(B)
Gun powder
(C)
Ammonium nitrate
(D)
Nitroglycerine
Question-8
Sulphuric acid is manufactured by the process called:
(A)
Ostwald process
(B)
Koope's process
(C)
Contact process
(D)
Hall's process
Question-9
The process of manufacture of nitric acid is called:
(A)
Koope's process
(B)
Hall's process
(C)
Ostwald process
(D)
Van Arkel process
Question-10
Stainless steel is an alloy of iron with:
(A)
Aluminium
(B)
Chromium
(C)
Tungsten
(D)
Tin
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Cambridge Secondary Grade 9
IGCSE
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Periodic Patterns
Chemical Change
Chemical Analysis and Experimentation
Patterns and Properties of Non-metals
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Industrial Inorganic Chemistry
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