CH4+

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Species data

Common Formula	CH4+
Stoichiometric Formula	CH4+
Name	Methane ion
Mass	16.03075 a.m.u
Charge	1
CAS	20741-88-2
Inchi	InChI=1S/CH4/h1H4/q+1
InchiKey	DEMLYXWOPCFOLG-UHFFFAOYSA-N
State	Ground State

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KIDA CH4+

ISM Abundance

log₁₀ Abundance	Reference	Source Name	Source Type	Link

Polarizability

Evaluation	Definition	Value (Å³)	Method	Origin	Reference
	total	1.576	Calculations	Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE

Definition: total Value (Å³): 1.576 Method: Calculations Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE Reference:

Dipole moment

Evaluation	Value (D)	Method	Origin	Reference
	-1.486	Calculations	Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE

Value (D): -1.486 Method: Calculations Origin: Database : NIST COMPUTATIONAL CHEMISTRY COMPARISON AND BENCHMARK DATABASE Reference:

Enthalpy of formation

Evaluation	T (K)	Value (kJ.mol^-1)	Method	Origin	Reference
	0	1150.86 ±0.26	Reviews and Evaluations	Database : Burcat
	298	1150 ±0.26	Reviews and Evaluations	Database : Burcat

T (K): 0 Value (kJ.mol^-1) : 1150.86 ±0.26 Method: Reviews and Evaluations Origin: Other database Reference:
T (K): 298 Value (kJ.mol^-1) : 1150 ±0.26 Method: Reviews and Evaluations Origin: Other database Reference:

Desorption energy

No data

Diffusion energy

No data