Constituent
Name
CH4 - phase I
Official name
Methane I ice
Family
molecular solid
Class
non polar molecular solid
Compound type
organic molecular solid
Chemical composition
Formula
CH4
Chemical formula
CH4
Elemental formula
C H4
Isotope mixture type
terrestrial abundance
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
CH4 Methane molecule 1 1.0 1.0 pure main
Chemical bonds
  Bond Number Relevance
≥ C-H 4 main
Class
molecular solids with apolar molecules (01)
Type
with polyatomic organic apolar molecules (CnHm...) (01.06)
Phase name
CH4-I
Phase type
crystalline
Crystal system
isometric (cubic)
Crystal class
hexoctahedral
Crystal class symbol
m-3m (Oh)
Crystal spacegroup
Fm-3m
Molar mass
16.04250 g/mol
Refringence type
isotropic
Diaphaneity
transparent
Luster
vitreous