Chemistry - General Knowledge Questions

1 .
The sulphites are a mineral group that contain one or more metallic elements in combination with the sulphate compound ____
A)
SO3
B)
SO2
C)
SO4
D)
SO

Correct Answer :   SO4

2 .
The most important factor that is affecting all the chemical weathering processes is
A)
vegetation
B)
topography
C)
climate
D)
None of the above

Correct Answer :   climate

3 .
The main percentage of the volume of water in the hydrosphere is in
A)
oceans and seas
B)
groundwater's, rivers and streams
C)
glaciers and ice sheets
D)
freshwater lakes and water vapours

Correct Answer :   oceans and seas

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