Tritium (from Ancient Greek τρίτος (trítos) 'third') or hydrogen-3 (symbol T or 3H) is a rare and radioactive isotope of hydrogen with a half-life of ~12.33 years.

Triatomic hydrogen or H3 is an unstable triatomic molecule containing only hydrogen. Since this molecule contains only three atoms of hydrogen it is the simplest triatomic molecule [1] and it …

Hydrogen-3 - also known as tritium - is a radioactive isotope of hydrogen that occurs naturally in very small amounts in the atmosphere. It has a half-life of about 12.3 years and beta decays …

Jun 18, 2024 · Tritium is the radioactive isotope of the element hydrogen. It is also known as hydrogen-3 or using the shorthand notation T or 3 H in chemical formulas and reactions. The …

Histone H3 is one of the five main histones involved in the structure of chromatin in eukaryotic cells. [1] [2] Featuring a main globular domain and a long N-terminal tail, H3 is involved with …

Apr 11, 2025 · tritium, (T, or 3 H), the isotope of hydrogen with atomic weight of approximately 3. Its nucleus, consisting of one proton and two neutrons, has triple the mass of the nucleus of …

Feb 20, 2024 · The “H3” on a Trijicon sight denotes that it uses tritium, a radioactive isotope of hydrogen, as its light source. Tritium provides a self-luminous glow for the sight, making it …

Tritium is a radioactive isotope, but it emits a very weak form of radiation, a low-energy beta particle similar to an electron. It is a pure beta emitter (i.e., beta emitter without accompanying …

Jun 3, 2024 · What does h3 stand for on the periodic table? H3 is an isotope of hydrogen called tritium. You may remember this strange substance from the first Spiderman movie starring …

Feb 3, 2025 · The H3 symbol on a Voltas air conditioner means that the unit is designed for use in high humidity areas. This designation is given to products that can maintain a comfortable …