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iron*
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InChI=1S/CH4O/c1-2/h2H,1H3
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> Main
CHEBI:30217 - helium atom
Main
ChEBI Ontology
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ChEBI Name
helium atom
ChEBI ID
CHEBI:30217
Stars
This entity has been manually annotated by the ChEBI Team.
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Formula
He
Net Charge
0
Average Mass
4.00260
Monoisotopic Mass
4.00260
InChI
InChI=1S/He
InChIKey
SWQJXJOGLNCZEY-UHFFFAOYSA-N
SMILES
[He]
ChEBI Ontology
Outgoing
helium atom (
CHEBI:30217
)
is a
noble gas atom (
CHEBI:33309
)
helium atom (
CHEBI:30217
)
is a
s-block element atom (
CHEBI:33559
)
Incoming
helium molecular entity (
CHEBI:33679
)
has part
helium atom (
CHEBI:30217
)
helium-3 atom (
CHEBI:30218
)
is a
helium atom (
CHEBI:30217
)
helium-4 atom (
CHEBI:30219
)
is a
helium atom (
CHEBI:30217
)
helium-6 atom (
CHEBI:37003
)
is a
helium atom (
CHEBI:30217
)
helium-8 atom (
CHEBI:37004
)
is a
helium atom (
CHEBI:30217
)
IUPAC Name
helium
Synonyms
Sources
2
He
IUPAC
He
IUPAC
helio
ChEBI
Helium
ChEBI
hélium
ChEBI
Manual Xrefs
Databases
4262
DrugCentral
He
WebElements
View more database links
Registry Numbers
Types
Sources
16294
Gmelin Registry Number
Gmelin
7440-59-7
CAS Registry Number
NIST Chemistry WebBook
Last Modified
22 February 2017