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This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?
120
What is the pH value of pure water?
Correct!
Wrong!
In the process of electrolysis oxidation occurs at:
Correct!
Wrong!
How many molecules have the methane?:
Correct!
Wrong!
In the process of electrolysis reduction occurs at :
Correct!
Wrong!
Which of the following is called philosopher's wool?
Correct!
Wrong!
What is the radioactive isotope of hydrogen is called?
Correct!
Wrong!
Which of the following is estimated by the radio carbon dating?
Correct!
Wrong!
The container employed in the process of electrolysis is called:
Correct!
Wrong!
Science Quiz 102
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