This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
From which of the following ore, iron is extracted?
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!
How many charges alpha-rays consist of?
Correct!
Wrong!
The chemical utilized and employed as fixer in the photography is:
Correct!
Wrong!
Which of the following is the lightest element
Correct!
Wrong!
Which of the following is not a radioactive element?
Correct!
Wrong!
Which isotope is used through the radioactive age estimation technique to obtain (determine) the age of rocks?
Correct!
Wrong!
Chemistry Science Quiz 27
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