Chemistry Science Quiz 20
This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
The element which has same mass number but different atomic number is called:
Correct!
Wrong!
How many molecules have the methane?:
Correct!
Wrong!
Which of the following is estimated by the radio carbon dating?
Correct!
Wrong!
The radio isotope used to control the disease like blood cancer (Leukaemia) is ?
Correct!
Wrong!
Isotones are those which have:
Correct!
Wrong!
What is the radioactive isotope of hydrogen is called?
Correct!
Wrong!
By the emission of which isomers are produced:
Correct!
Wrong!
Which isotope is used through the radioactive age estimation technique to obtain (determine) the age of rocks?
Correct!
Wrong!
Chemistry Science Quiz 20
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