Constituent
Name
C2H4 gas 99.95%
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
C2H4 Ethylene molecule 0.99975 ± 0.00025 0.9999592858334504 ± 0.0007510314357654556 pure main stated purity: > 99.95% - natural istopic composition, but possible fractionation
S8 Octasulfur molecule 1e-06 ± 1e-06 9.145969066874846e-06 ± 9.150551192795223e-06 mixed impurity maximum impurity in C2H4 gas bottle
CnHm Hydrocarbons molecule 0.000215 ± 0.000215 mixed impurity maximum CnHm impurity in C2H4 gas bottle
H2O Water molecule 2.5e-06 ± 2.5e-06 1.605793431503101e-06 ± 1.6065979332077823e-06 mixed impurity maximum impurity in C2H4 gas bottle
O2 Oxygen molecule 5e-06 ± 5e-06 5.704429186361976e-06 ± 5.707287102526426e-06 mixed impurity maximum impurity in C2H4 gas bottle
CO2 Carbon dioxide molecule 2.5e-06 ± 2.5e-06 3.922792999344236e-06 ± 3.9247583166715905e-06 mixed impurity maximum impurity in C2H4 gas bottle
H2 Hydrogen molecule 5e-06 ± 5e-06 3.593711235484888e-07 ± 3.595511683013418e-07 mixed impurity maximum impurity in C2H4 gas bottle
N2 Nitrogen molecule 2e-05 ± 2e-05 1.9975810741861315e-05 ± 1.9985818613035115e-05 mixed impurity maximum impurity in C2H4 gas bottle
Chemical functions
  Function Number Relevance
R=CH2 2 main
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
R−OH 2 impurity
Chemical bonds
  Bond Number Relevance
⪖C−H 4 main
>C=C< 1 main
−S−S− 8 impurity
≥C−H impurity
⪖C−H impurity
≡C−H impurity
≥C−C≤ impurity
>C=C< impurity
−C≡C− impurity
−O−H 2 impurity
O=O 1 impurity
=C=O 2 impurity
H−H 1 impurity
N≡N 1 impurity
Phase type
gas
Texture
gas