WorksheetsVariety of Minerals
Total questions: 10
Worksheet time: 10mins
Which layer of Earth that is rich in natural minerals?
(a)
Which of following are elements
Calcite is made up of
calcium
carbon
oxygen
sulphur
What is the common name for silicon oxide
(a)
What is the common name for lead(II) sulphide
Hematite
Pyrite
Galena
Bauxite
Complete the word equation
calcium carbonate + hydrochloric acid --> _______ + _______ + _____
calcium chloride
oxygen
carbon dioxide
water
chlorine
What happens if we change the water with lime water?
(a)
What is the product of the above reaction?
calcium carbonate
calcium oxide
carbon dioxide
oxygen
What is the physical properties of calcium carbonate?
white color
dark color
has smell
odorless
insoluble in water
insoluble in water, dissolve in acid and forms stable colloids
these are chemical properties of mineral
True
False
