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Question-1
A magma which has 65% silica and contain aluminium, potassium and sodium forms:
(A)
Gabbro
(B)
Granite
(C)
Igneous rock
(D)
Sandstone
Question-2
The kind of rock formed by the effect of heat and pressure changes.
(A)
Sedimentary rocks
(B)
Metamorphic rocks
(C)
Axillary rocks
(D)
Igneous rock
Question-3
The common name of calcium hydroxide is:
(A)
Limestone
(B)
Quick lime
(C)
Lime water
(D)
Slaked lime
Question-4
Shale contains the clay mineral:
(A)
Kaolinite
(B)
Magnesite
(C)
Haematite
(D)
Limestone
Question-5
The mineral in pure limestone is:
(A)
Kaolinite
(B)
Calcite
(C)
Quartz
(D)
Mica
Question-6
The rock form used to support the green cover of billiard tables.
(A)
Quartz
(B)
Mica
(C)
Slate
(D)
Calcite
Question-7
Molten rock is called:
(A)
Magma
(B)
Limestone
(C)
Sandstone
(D)
Quartz
Question-8
The quantity of calcium carbonate in limestone can be found by reacting it with:
(A)
Sodium chloride
(B)
Hydrochloric acid
(C)
Sodium hydroxide
(D)
Aluminium oxide
Question-9
Limestone in mixed with sand and sodium carbonate to make:
(A)
Mortar
(B)
Cement
(C)
Glass
(D)
Rock
Question-10
Limestone is used in the extraction of:
(A)
Iron
(B)
Calcium
(C)
Magnesium
(D)
Sodium
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Cambridge Secondary Grade 8
IGCSE
Practice in Related Chapters
Acid and Bases
The World of Matter
Simple Chemical Reactions
The Rock Cycle
Introducing Chemistry
Metals and Metal Compounds
Elements and Atoms
Separation of Mixtures
Compounds and Mixtures
Rocks and Weathering
Patterns of Reactivity
Chemistry and the Environment
Using Chemistry
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