Radiology Lexicon

Last uploaded: November 19, 2024
Preferred Name

hydrogen
Synonyms

H

Definitions

Hydrogen. The first chemical element in the periodic table. It has the atomic symbol H, atomic number 1, and atomic weight 1. It exists, under normal conditions, as a colorless, odorless, tasteless, diatomic gas. Hydrogen ions are protons. Besides the common H1 isotope, hydrogen exists as the stable isotope deuterium and the unstable, radioactive isotope tritium. [MeSH]

ID

http://www.radlex.org/RID/RID11762

Comment

Period1, Group=1, Z=1

Definition

Hydrogen. The first chemical element in the periodic table. It has the atomic symbol H, atomic number 1, and atomic weight 1. It exists, under normal conditions, as a colorless, odorless, tasteless, diatomic gas. Hydrogen ions are protons. Besides the common H1 isotope, hydrogen exists as the stable isotope deuterium and the unstable, radioactive isotope tritium. [MeSH]

label

RID11762

Preferred_name

hydrogen

prefixIRI

RID1:RID11762

prefLabel

hydrogen

Synonym

H

UMLS_ID

C0020275

subClassOf

http://www.radlex.org/RID/RID11756

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Mapping To Ontology Source
http://purl.org/gc/HydrogenBond CHEMROF LOOM
http://phenomebrowser.net/ontologies/mesh/mesh.owl#D01.435 RH-MESH LOOM
http://purl.obolibrary.org/obo/OMIT_0007999 OMIT LOOM
http://purl.bioontology.org/ontology/RCD/X80At RCD LOOM
http://www.co-ode.org/ontologies/galen#Hydrogen GALEN LOOM
http://purl.bioontology.org/ontology/SNOMEDCT/2141009 SNOMEDCT LOOM
http://phenomebrowser.net/ontologies/mesh/mesh.owl#D01.268.406 RH-MESH LOOM
http://purl.obolibrary.org/obo/MESH_D006859 BERO LOOM
http://phenomebrowser.net/ontologies/mesh/mesh.owl#D006859 RH-MESH LOOM
http://www.cea.fr/ontotoxnuc#Hydrogene ONTOTOXNUC LOOM
http://purl.jp/bio/4/id/200906040609580885 IOBC LOOM
http://purl.bioontology.org/ontology/npo#NPO_520 NPO LOOM
http://purl.bioontology.org/ontology/LNC/LP15643-7 LOINC LOOM
http://ontology.apa.org/apaonto/termsonlyOUT%20(5).owl#Hydrogen APAONTO LOOM
http://phenomebrowser.net/ontologies/mesh/mesh.owl#D01.362.340 RH-MESH LOOM
http://ecoinformatics.org/oboe/oboe.1.0/oboe-chemistry.owl#Hydrogen OBOE-SBC LOOM
http://sbmi.uth.tmc.edu/ontology/ochv#6354 OCHV LOOM
http://www.phoc.org.cn/pmo/class/PMO_00015309 PMAPP-PMO LOOM
http://doe-generated-ontology.com/OntoAD#C0020275 ONTOAD LOOM
http://localhost/plosthes.2017-1#1469 PLOSTHES LOOM
http://purl.bioontology.org/ontology/MESH/D006859 MESH LOOM
https://go.drugbank.com/drugs/DB15127 MDM LOOM
http://purl.obolibrary.org/obo/ECOSIMCONCEPT_H ECOSIM LOOM
http://purl.bioontology.org/ontology/CSP/1473-8637 CRISP LOOM
http://id.nlm.nih.gov/mesh/D006859 MDM LOOM
http://purl.obolibrary.org/obo/ECOSIMCONCEPT_Hydrogen ECOSIM LOOM
http://purl.bioontology.org/ontology/RXNORM/5497 RXNORM LOOM
http://www.projecthalo.com/aura#Hydrogen AURA LOOM
http://purl.obolibrary.org/obo/CHEBI_29235 COVID-19 LOOM
http://purl.obolibrary.org/obo/CHEBI_29235 BERO LOOM
http://purl.obolibrary.org/obo/CHEBI_29235 BIOMODELS LOOM
http://purl.obolibrary.org/obo/CHEBI_29235 CHEBI LOOM