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This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?
120
Blue Vitriol is:
Correct!
Wrong!
To provide stern hardness which of the following is mixed up?
Correct!
Wrong!
Which of the following is the chemical name of the lime stone?
Correct!
Wrong!
The process employed to remove the magnetic impurities from the Ores is called:
Correct!
Wrong!
What will be the change when iron get rusted?
Correct!
Wrong!
The chemical utilized and employed as fixer in the photography is:
Correct!
Wrong!
From which of the following ore, iron is extracted?
Correct!
Wrong!
Which of the following element is mixed up for making steel which can resist high temperature and which has high level hardness and anti-frictional resistivity?
Correct!
Wrong!
Chemistry Science Quiz 15
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