Quick Facts Identifiers, Properties ...
Methane |
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 |
 |
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Àwọn orúkọ mìíràn |
Methyl hydride, Marsh gas, firedamp |
Identifiers |
CAS number |
74-82-8 |
PubChem |
297 |
SMILES |
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InChI |
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ChemSpider ID |
291 |
Properties |
Molecular formula |
CH4 |
Molar mass |
16.042 g/mol |
Appearance |
Colorless gas |
Density |
0.717 kg/m3, gas 415 kg/m3 liquid |
Ojúàmì ìyọ́ |
-182.5 °C, 91 K, -297 °F |
Ojúàmì ìhó |
-161.6 °C, 112 K, -259 °F |
Solubility in water |
3.5 mg/100 mL (17 °C) |
Hazards |
R-phrases |
R12 |
S-phrases |
Àdàkọ:(S2), Àdàkọ:S9, S16, S33 |
NFPA 704 |
|
Flash point |
-188 °C |
Related compounds |
Related alkanes |
Ethane, propane |
Related compounds |
Methanol, chloromethane, formic acid, formaldehyde, silane |
Y (what is this?) (verify) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) |
Infobox references |
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