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Part 1010-1.2

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Part 10: Atomic and Nuclear·125 entries

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Section 10-13 entries

10-1.1atomic number, proton number 10-1.2neutron number 10-1.3nucleon number, mass number

10-1.2

neutron number

URNurn:iso:std:iso:80000:-10:ed-2:en:item:10-1.2

Download RDF.jsonld .ttl

https://metanorma.github.io/isq-smart/quantities/part-10/t10-1.2
urn:iso:std:iso:80000:-10:ed-2:en:item:10-1.2

ISQ Identifiers

ISO

urn:iso:std:iso:80000:-10:ed-2:en:item:10-1.2

IEC

urn:iec:std:iec:80000-10:2019:::item:10-1.2

Designations

ENneutron number

FRnombre de neutrons

Symbol

N

Notation systems

Rendered

N

AsciiMath

N

LaTeX

N

Definition

number of neutrons in an atomic nucleus

nombre de neutrons d'un noyau atomique

Units

1

one

View related quantities →

Notes

Nuclides with the same value of $N$ but different values of $Z$ are called isotones.

$N - Z$ is called the neutron excess number.

Les nucléides ayant la même valeur de $N$ mais différentes valeurs de $Z$ sont appelés isotones.

$N - Z$ est appelé excès de neutrons.

Referenced by

mass defect

Concept HierarchyPendrill (2024)

1dimensionless quantitiesLevel 0 · Kind

Broader concepts

◇ dimensionless quantities

Characterizes

● neutron● nucleus

Ontology
isq:Quantity smart:TermEntry

Class Hierarchy

smart:Entity smart:TermEntryisq:Quantity

A physical quantity as defined in ISO/IEC 80000, with associated symbols, definitions, and units of measurement.

Instance IRI

isq:t10-1.2

Properties

isq:QuantityShape

Property	Value
rdf:type	isq:Quantity smart:TermEntry
dcterms:identifier	10-1.2
skosxl:prefLabel	"neutron number"@en
skosxl:altLabel	"N"@en
skos:definition	number of neutrons in an atomic nucleus
skos:note	Nuclides with the same value of stem:[N] but different values of stem:[Z] are called isotones. stem:[N - Z] is called t…
isq:hasUnit	1 (one)
isq:hasDimension	isq:Dimension
smart:hasBindingnessType	bindingness-type:normative
dcterms:isPartOf	isq:part-10

Related Entities

isq:QuantityShape isq:part-10 isq:Unit isq:Dimension isq:hasDimension smart:TermEntry