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WorksheetsWeek 4 Minerals & Rocks
Total questions: 18
Worksheet time: 18mins
Which of the following does NOT describe "minerals"?
They are solids.
They are natural subtances.
Their atoms are arranged in an orderly pattern.
They consist of rock pieces.
Which of the following chemical bonding can be present in minerals?
Covalent bonding
Ionic bonding
Metallic bonding
Plastic bonding
What is mineral crystallisation?
Atoms come together in proper arrangement to form solids
Atoms separating from each other to form fluids
Atoms come together in random arrangement to form solids
Atoms come together to form dense liquids.
Which of the following is the anion for oxides?
O2-
O3-
O-
O2+
Ionic bonding always occurs between anions and ..............
cations
anions
both cations and anions
onions
How does a gypsum mineral (CaSO4.2H2O) transform into an anhydrite mineral (CaSO4)?
By losing its water molecule
By exposing it to high temperatures and pressures
By exposing it to low temperatures and pressures
By gaining more water molecules
What is the name of a mineral containing calcium carbonate?
Calcite
Sandstone
Dolomite
Granite
What is the principal anion of silicates?
SiO44-
SiO2
Si4+
O2-
What is the name of this?
Silicate tetrahedron
Silicon oxygen pyramid
Silicate pyramid
Central silicate
Olivine is a mafic mineral. What does that say about olivine?
Olivine is rich in magnesium and iron.
Olivine is rich in silica.
Olivine is green in colour.
Olivine is rare.
What type of silicate does this represent?
Double chain
Isolated
Single Chain
Ring
What type of silicate does this diagram represent? (Red - oxygen; Grey - silicon)
3D framework
2D sheet
double chain
single chain
What are examples of isolated silicate minerals?
Garnet
Olivine
Quartz
Pyroxene
In single chain silicates, how do the single chains come together?
By forming ionic bonding with cations between the single chains
By forming covalent bonding between the single chains.
By forming metallic bonding
What are the three major classification of rocks?
Igneous rocks
Metamorphic rocks
Sedimentary rocks
Metagenesis rocks
Which of the following is an example of igneous rocks?
Rocks formed from solidification of volcanic lava
Rocks formed from burial of sediments
Rocks formed due to exposure of high pressure and temperature
Rocks formed by crystallisation from solutions
Which of the following can be considered as processes that form sedimentary rocks?
Erosion
Weathering
Melting
Deep burial
Which process is responsible for allowing erosion and weathering of rocks?
Uplift
Melting
Burial
Crystallisation
