Chemistry - Hydrogen and Its compound Question with Solution | TestHub

ChemistryHydrogen and Its compoundHydrogen and Its compoundMedium2 minQB

ChemistryMediumsingle choice

Passage / Comprehension

Hydrogen accounts for approximately 75% of the mass of the universe. Hydrogen serves as the nuclear fuel of our Sun and other stars, and these are mainly composed of hydrogen. Hydrogen has three isotopes : hydrogen or protium $(_{1}^{1} H)$ , deuterium or heavy hydrogen (D or $_{1}^{2} H$ ), tritium (T or $_{1}^{3} H$ ).

Which of the following is radioactive in nature ?

Options:

Answer:

Solution:

Question Explanation: Identify the radioactive hydrogen isotope.

Concept: Isotopes of hydrogen.

Solution: Hydrogen has three isotopes: Protium $(^{1} H)$ , Deuterium $(^{2} H)$ , and Tritium $(^{3} H)$ . Among these, only Tritium is radioactive, decaying by emitting a low-energy beta p Tritium is the only radioactive isotope out of the three isotopes.

Final Answer: tritium only

Stream:JEESubject:ChemistryTopic:Hydrogen and Its compoundSubtopic:Hydrogen and Its compound

⏱ 2mℹ️ Source: QB

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