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 0.99995928583345 ± 0.000751031435765456 pure main stated purity: > 99.95% - natural istopic composition, but possible fractionation
S8 Octasulfur molecule 1e-06 ± 1e-06 9.14596906687485e-06 ± 9.15055119279522e-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 1.6057934315031e-06 ± 1.60659793320778e-06 mixed impurity maximum impurity in C2H4 gas bottle
O2 Oxygen molecule 5e-06 ± 5e-06 5.70442918636198e-06 ± 5.70728710252643e-06 mixed impurity maximum impurity in C2H4 gas bottle
CO2 Carbon dioxide molecule 2.5e-06 ± 2.5e-06 3.92279299934424e-06 ± 3.92475831667159e-06 mixed impurity maximum impurity in C2H4 gas bottle
H2 Hydrogen molecule 5e-06 ± 5e-06 3.59371123548489e-07 ± 3.59551168301342e-07 mixed impurity maximum impurity in C2H4 gas bottle
N2 Nitrogen molecule 2e-05 ± 2e-05 1.99758107418613e-05 ± 1.99858186130351e-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