Constituent
Name
N2 gas 99.9999%
Family
gas
Class
molecular gas
Compound type
gas
Constituent abundance in material
Relevance
main - major
Arrangement
single phase
Mass fraction
1.0 ± 0.001
Chemical composition
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Mass fraction State Relevance Comments
N2 Nitrogen molecule 0.9999995 ± 5e-07 0.9999640075803972 ± 2.647839822988897e-05 pure main stated purity: > 99.9999% except rare gases (> 99.995% including rare gases) - natural istopic composition, but possible fractionation
Ar Argon atom 2.5e-05 ± 2.5e-05 3.5649522186985056e-05 ± 3.5650448338436207e-05 mixed impurity maximum rare gaz impurity in N2 gas bottle
CO2 Carbon dioxide molecule 2.5e-08 ± 2.5e-08 3.9274038190992255e-08 ± 3.927505850501701e-08 mixed impurity maximum impurity in N2 gas bottle
H2O Water molecule 3e-07 ± 3e-07 1.9292170420281637e-07 ± 1.9292671618349226e-07 mixed impurity maximum impurity in N2 gas bottle
O2 Oxygen molecule 5e-08 ± 5e-08 5.711134127149781e-08 ± 5.7112824987080826e-08 mixed impurity maximum impurity in N2 gas bottle
H2 Hydrogen molecule 5e-08 ± 5e-08 3.5979352551466618e-09 ± 3.598028727169659e-09 mixed impurity maximum impurity in N2 gas bottle
CO Carbon monoxide molecule 5e-08 ± 5e-08 4.999239694718963e-08 ± 4.999369571721904e-08 mixed impurity maximum impurity in N2 gas bottle
CnHm Hydrocarbons molecule 5e-09 ± 5e-09 mixed impurity maximum CnHm impurity in N2 gas bottle
Chemical functions
  Function Number Relevance
R−OH 2 impurity
R−CH3 impurity
R−CH2−R impurity
R=CH2 impurity
R2>CH−R impurity
R=CH−R impurity
R≡CH impurity
R2>C=C<R2 impurity
R−C≡C−R impurity
Chemical bonds
  Bond Number Relevance
N≡N 1 main
=C=O 2 impurity
−O−H 2 impurity
O=O 1 impurity
H−H 1 impurity
C−≡O+ 1 impurity
≥C−H impurity
⪖C−H impurity
≡C−H impurity
≥C−C≤ impurity
>C=C< impurity
−C≡C− impurity
Phase type
gas
Texture
gas