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Isotopes of hydrogen

Hydrogen (1H) has three naturally occurring isotopes: 1H, 2H, and 3H. 1H and 2H are stable, while 3H has a half-life of 12.32 years. Heavier isotopes also exist; all are synthetic and have a half-life of less than 1 zeptosecond (10−21 s).

[EN, English, English]

Standards, Hydrogen-2 (deuterium) & Hydrogen-3 (tritium)

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Explore the main themes, entities and connections around Isotopes of hydrogen. Start with the topic map, then use the sections below for research and deeper semantic analysis.

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Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

1H
99.9855%
2H
0.0115%
3H
trace

Topics to explore

A structured outline of related entities, concepts and subtopics. Open any item to build a new map centered on it.

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Overview

Hydrogen-1 (protium)

Hydrogen-2 (deuterium)

Hydrogen-3 (tritium)

Hydrogen-4

Hydrogen-7

Advanced semantic analysis

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Map overview Semantic statistics

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Isotopes of hydrogen

Nodes57
Edges56
Triples11
Avg. degree1.96
Density0.035088
Components1

How this topic connects Entity context

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Isotopes of hydrogen

Top relations

see also · 7
Isotopes of hydrogen → Hydrogen, Isotopes, Media, Muonic, Muonium, Wikimedia Commons, Wiktionary-logo-en-v2
1H · 1
Isotopes of hydrogen → 99.9855%
2H · 1
Isotopes of hydrogen → 0.0115%
3H · 1
Isotopes of hydrogen → trace
Main isotopes · 1
Isotopes of hydrogen → .mw-parser-output .isotopes-table{text-align:center;width:100%;border-collapse:collapse;margin:0;padding:0}.mw-parser-output .isotopes-table-headers:not(:first-child){padding:0…

Important terminology Word statistics

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Important terminology

3h proton deuterium half-life neutrons 2h isotopes hydrogen tritium 1h da mass stable isotope decay 10 used atomic one years

Entity relationships Subject–Predicate–Object triples

Extracted RDF-like relationships with confidence and source. The table includes structured facts and lower-confidence contextual relations.
SubjectPredicateObjectConfidenceSrc
Isotopes of hydrogen1H99.9855%1.00infobox
Isotopes of hydrogen2H0.0115%1.00infobox
Isotopes of hydrogen3Htrace1.00infobox
Isotopes of hydrogenMain isotopes.mw-parser-output .isotopes-table{text-align:center;width:100%;border-collapse:collapse;margin:0;padding:0}.mw-parser-output .isotopes-table-headers>:not(:first-child){padding:0…1.00infobox
Isotopes of hydrogensee alsoHydrogen0.60section
Isotopes of hydrogensee alsoMuonic0.60section
Isotopes of hydrogensee alsoMuonium0.60section
Isotopes of hydrogensee alsoWiktionary-logo-en-v20.60section
Isotopes of hydrogensee alsoMedia0.60section
Isotopes of hydrogensee alsoIsotopes0.60section
Isotopes of hydrogensee alsoWikimedia Commons0.60section

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