WorksheetsChemistry quiz for secondary students
Total questions: 10
Worksheet time: 5mins
Which Metal is found in the highest proportion in earth’s crust?
iron
Aluminium
Copper
Magnesium
Which is the purest form of Iron?
Wrought Iron
Stainless Steel
Pig iron
Cast Iron
Which element is common to all acids.
Carbon
Hydrogen
Oxygen
Nitrogen
Silver Iodide is used as a ‘seed’ agent for making of –
artificial rains
fertilizers
Photography
Electrorefining
The temporary hardness of water is caused of because of which compounds?
Calcium Bicarbonate and Magnesium Bicarbonate
Calcium sulphate and Magnesium sulphate
calcium bicarbonate and potassium sulphate
Among various allotropes of Carbon
Diamond is hardest and coke is softest
Diamond is hardest and lamp black is softest
Diamond is hardest and graphite is softest
which of the following metals forms an Amalgam with other metal
Tin
Zinc
Lead
Mercury
Which of the following is used as lubricant
Graphite
iron oxide
Diamond
Silica
The gases used in different welding works are
Oxygen and Hydrogen
oxygen , Acytelene and argon
oxygen and acetylene
The property of a substance to absorb moisture from air on exposure is called
osmosis
Efflorescence
Deliquescence
Luminescence
