Which of the following is a radio isotope of the hydrogen?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. Tritium.
Tritium or hydrogen-3 (image T or 3H) is a uncommon and radioactive isotope of hydrogen with a half-life of almost 12 years.The core of tritium (t, some of the time called a triton) contains one proton and two neutrons, while the core of the common isotope hydrogen-1 (protium) contains one proton and zero neutrons, and that of hydrogen-2 (deuterium) contains one proton and one neutron.