Which of the following isotopes has shortest half life (t1/2)
(A) oxygen
(B) Nitrogen
(C) Carbon
(D) Florine
Answers
Answered by
1
(A) Oxygen has the shortest lifetime.
What is half life time?
- Half lifetime is the time required for a nuclei of an atom to decay by one-half.
- Half life time is useful in knowing when to safely use the sample of radioactive material.
Half life of carbon is 5730 ± 40 years.
Half life of oxygen is 122.24 seconds.
Half life of nitrogen is 9.97 minutes.
Half life of fluorine is 109.7 minutes.
Similar questions