Magnesium ion (1+)

Formula: Mg⁺
Molecular weight: 24.3045
IUPAC Standard InChI:
InChI=1S/Mg/q+1

Download the identifier in a file.
IUPAC Standard InChIKey: XYAGEBWLYIDCRX-UHFFFAOYSA-N
CAS Registry Number: 14581-92-1
Chemical structure:
This structure is also available as a 2d Mol file
Other names: Magnesium cation
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Gas phase thermochemistry data

Go To: Top, Reaction thermochemistry data, Ion clustering data, References, Notes

Quantity	Value	Units	Method	Reference	Comment
S°_{gas,1 bar}	36.905	cal/mol*K	Review	Chase, 1998	Data last reviewed in September, 1983

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Ion clustering data, References, Notes

Data compiled as indicated in comments:
RCD - Robert C. Dunbar
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

( Magnesium ion (1+) 2) + = ( 3)

By formula: (Mg⁺ 2H₂O) + H₂O = (Mg⁺ 3H₂O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	17.3 ± 2.1	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Enthalpy of reaction

_rH° (kcal/mol)	T (K)	Method	Reference	Comment
17.3 (+2.1,-0.)		CID	Dalleska, Tjelta, et al., 1994	gas phase; guided ion beam CID, Mg+ (3s1); M

( Magnesium ion (1+) 3) + = ( 4)

By formula: (Mg⁺ 3H₂O) + H₂O = (Mg⁺ 4H₂O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	11.5 ± 2.1	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Enthalpy of reaction

_rH° (kcal/mol)	T (K)	Method	Reference	Comment
11.5 (+2.1,-0.)		CID	Dalleska, Tjelta, et al., 1994	gas phase; guided ion beam CID, Mg+ (3s1); M

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ H₂O) + H₂O = (Mg⁺ 2H₂O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	22.3 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Enthalpy of reaction

_rH° (kcal/mol)	T (K)	Method	Reference	Comment
22.4 (+1.6,-0.)		CID	Dalleska, Tjelta, et al., 1994	gas phase; guided ion beam CID, Mg+ (3s1); M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + H₂O = (Mg⁺ H₂O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	28.3 ± 3.0	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Enthalpy of reaction

_rH° (kcal/mol)	T (K)	Method	Reference	Comment
28.4 (+3.0,-0.)		CID	Dalleska, Tjelta, et al., 1994	gas phase; guided ion beam CID, Mg+ (3s1); M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + CH₄O = (Mg⁺ CH₄O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	34.7 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD
_rH°	61. ± 5.	kcal/mol	PDiss	Operti, Tews, et al., 1988	gas phase; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₈O = (Mg⁺ C₄H₈O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	66. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₃H₆O = (Mg⁺ C₃H₆O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	65. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₈O = (Mg⁺ C₄H₈O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	66. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₁₀O = (Mg⁺ C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	66. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₂H₆O = (Mg⁺ C₂H₆O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	63. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₃H₈O = (Mg⁺ C₃H₈O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	65. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₃H₆O = (Mg⁺ C₃H₆O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	67. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₃H₈O = (Mg⁺ C₃H₈O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	64. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₁₀O = (Mg⁺ C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	65. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₂H₄O = (Mg⁺ C₂H₄O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	63. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₈O = (Mg⁺ C₄H₈O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	68.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(CH3OH); M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₆H₆ = (Mg⁺ C₆H₆)

Quantity	Value	Units	Method	Reference	Comment
_rH°	32.0 ± 2.3	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD
_rH°	37.0	kcal/mol	RAK	Gapeev and Dunbar, 2000	RCD

( Magnesium ion (1+) 4) + = ( 5)

By formula: (Mg⁺ 4H₃N) + H₃N = (Mg⁺ 5H₃N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	13.3 ± 2.8	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	5th ligand is NH3; RCD

( Magnesium ion (1+) 2) + = ( 3)

By formula: (Mg⁺ 2H₃N) + H₃N = (Mg⁺ 3H₃N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	22.8 ± 2.1	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) 3) + = ( 4)

By formula: (Mg⁺ 3H₃N) + H₃N = (Mg⁺ 4H₃N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	10.4 ± 2.5	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ H₃N) + H₃N = (Mg⁺ 2H₃N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	29.2 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) 2) + = ( 3)

By formula: (Mg⁺ 2CO₂) + CO₂ = (Mg⁺ 3CO₂)

Quantity	Value	Units	Method	Reference	Comment
_rH°	10.6 ± 1.4	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ CO₂) + CO₂ = (Mg⁺ 2CO₂)

Quantity	Value	Units	Method	Reference	Comment
_rH°	11.5 ± 0.7	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ CO) + CO = (Mg⁺ 2CO)

Quantity	Value	Units	Method	Reference	Comment
_rH°	9.2 ± 0.7	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) 2) + = ( 3)

By formula: (Mg⁺ 2CH₄O) + CH₄O = (Mg⁺ 3CH₄O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	21.9 ± 2.1	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ CH₄O) + CH₄O = (Mg⁺ 2CH₄O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	28.8 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ CH₄) + CH₄ = (Mg⁺ 2CH₄)

Quantity	Value	Units	Method	Reference	Comment
_rH°	3.5 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₅H₅N = (Mg⁺ C₅H₅N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	47.8 ± 1.6	kcal/mol	CIDT	Rodgers, Stanley, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + H₃N = (Mg⁺ H₃N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	36.8 ± 2.8	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₄N₂ = (Mg⁺ C₄H₄N₂)

Quantity	Value	Units	Method	Reference	Comment
_rH°	41.5 ± 1.4	kcal/mol	CIDT	Amunugama and Rodgers, 2001	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + Ar = (Mg⁺ Ar)

Quantity	Value	Units	Method	Reference	Comment
_rH°	2.3 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + Xe = (Mg⁺ Xe)

Quantity	Value	Units	Method	Reference	Comment
_rH°	7.4 ± 2.8	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + CO₂ = (Mg⁺ CO₂)

Quantity	Value	Units	Method	Reference	Comment
_rH°	13.8 ± 1.4	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + CO = (Mg⁺ CO)

Quantity	Value	Units	Method	Reference	Comment
_rH°	9.9 ± 1.4	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + CH₄ = (Mg⁺ CH₄)

Quantity	Value	Units	Method	Reference	Comment
_rH°	6.7 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₅N = (Mg⁺ C₄H₅N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	44.0	kcal/mol	RAK	Gapeev and Yang, 2000	RCD

Ion clustering data

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, References, Notes

Data compiled as indicated in comments:
RCD - Robert C. Dunbar
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + Ar = (Mg⁺ Ar)

Quantity	Value	Units	Method	Reference	Comment
_rH°	2.3 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + CH₄O = (Mg⁺ CH₄O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	34.7 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD
_rH°	61. ± 5.	kcal/mol	PDiss	Operti, Tews, et al., 1988	gas phase; M

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ CH₄O) + CH₄O = (Mg⁺ 2CH₄O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	28.8 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) 2) + = ( 3)

By formula: (Mg⁺ 2CH₄O) + CH₄O = (Mg⁺ 3CH₄O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	21.9 ± 2.1	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + CH₄ = (Mg⁺ CH₄)

Quantity	Value	Units	Method	Reference	Comment
_rH°	6.7 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ CH₄) + CH₄ = (Mg⁺ 2CH₄)

Quantity	Value	Units	Method	Reference	Comment
_rH°	3.5 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + CO = (Mg⁺ CO)

Quantity	Value	Units	Method	Reference	Comment
_rH°	9.9 ± 1.4	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ CO) + CO = (Mg⁺ 2CO)

Quantity	Value	Units	Method	Reference	Comment
_rH°	9.2 ± 0.7	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + CO₂ = (Mg⁺ CO₂)

Quantity	Value	Units	Method	Reference	Comment
_rH°	13.8 ± 1.4	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ CO₂) + CO₂ = (Mg⁺ 2CO₂)

Quantity	Value	Units	Method	Reference	Comment
_rH°	11.5 ± 0.7	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) 2) + = ( 3)

By formula: (Mg⁺ 2CO₂) + CO₂ = (Mg⁺ 3CO₂)

Quantity	Value	Units	Method	Reference	Comment
_rH°	10.6 ± 1.4	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₂H₄O = (Mg⁺ C₂H₄O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	63. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₂H₆O = (Mg⁺ C₂H₆O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	63. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₃H₆O = (Mg⁺ C₃H₆O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	67. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₃H₆O = (Mg⁺ C₃H₆O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	65. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₃H₈O = (Mg⁺ C₃H₈O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	65. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₃H₈O = (Mg⁺ C₃H₈O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	64. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₄N₂ = (Mg⁺ C₄H₄N₂)

Quantity	Value	Units	Method	Reference	Comment
_rH°	41.5 ± 1.4	kcal/mol	CIDT	Amunugama and Rodgers, 2001	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₅N = (Mg⁺ C₄H₅N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	44.0	kcal/mol	RAK	Gapeev and Yang, 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₈O = (Mg⁺ C₄H₈O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	68.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(CH3OH); M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₈O = (Mg⁺ C₄H₈O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	66. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₈O = (Mg⁺ C₄H₈O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	66. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₁₀O = (Mg⁺ C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	66. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₄H₁₀O = (Mg⁺ C₄H₁₀O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	65. ± 5.	kcal/mol	ICR	Operti, Tews, et al., 1988	gas phase; switching reaction,Thermochemical ladder(Mg+)CH3OH; M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₅H₅N = (Mg⁺ C₅H₅N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	47.8 ± 1.6	kcal/mol	CIDT	Rodgers, Stanley, et al., 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + C₆H₆ = (Mg⁺ C₆H₆)

Quantity	Value	Units	Method	Reference	Comment
_rH°	32.0 ± 2.3	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD
_rH°	37.0	kcal/mol	RAK	Gapeev and Dunbar, 2000	RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + H₂O = (Mg⁺ H₂O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	28.3 ± 3.0	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Enthalpy of reaction

_rH° (kcal/mol)	T (K)	Method	Reference	Comment
28.4 (+3.0,-0.)		CID	Dalleska, Tjelta, et al., 1994	gas phase; guided ion beam CID, Mg+ (3s1); M

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ H₂O) + H₂O = (Mg⁺ 2H₂O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	22.3 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Enthalpy of reaction

_rH° (kcal/mol)	T (K)	Method	Reference	Comment
22.4 (+1.6,-0.)		CID	Dalleska, Tjelta, et al., 1994	gas phase; guided ion beam CID, Mg+ (3s1); M

( Magnesium ion (1+) 2) + = ( 3)

By formula: (Mg⁺ 2H₂O) + H₂O = (Mg⁺ 3H₂O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	17.3 ± 2.1	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Enthalpy of reaction

_rH° (kcal/mol)	T (K)	Method	Reference	Comment
17.3 (+2.1,-0.)		CID	Dalleska, Tjelta, et al., 1994	gas phase; guided ion beam CID, Mg+ (3s1); M

( Magnesium ion (1+) 3) + = ( 4)

By formula: (Mg⁺ 3H₂O) + H₂O = (Mg⁺ 4H₂O)

Quantity	Value	Units	Method	Reference	Comment
_rH°	11.5 ± 2.1	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

Enthalpy of reaction

_rH° (kcal/mol)	T (K)	Method	Reference	Comment
11.5 (+2.1,-0.)		CID	Dalleska, Tjelta, et al., 1994	gas phase; guided ion beam CID, Mg+ (3s1); M

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + H₃N = (Mg⁺ H₃N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	36.8 ± 2.8	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) ) + = ( 2)

By formula: (Mg⁺ H₃N) + H₃N = (Mg⁺ 2H₃N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	29.2 ± 1.6	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) 2) + = ( 3)

By formula: (Mg⁺ 2H₃N) + H₃N = (Mg⁺ 3H₃N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	22.8 ± 2.1	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) 3) + = ( 4)

By formula: (Mg⁺ 3H₃N) + H₃N = (Mg⁺ 4H₃N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	10.4 ± 2.5	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

( Magnesium ion (1+) 4) + = ( 5)

By formula: (Mg⁺ 4H₃N) + H₃N = (Mg⁺ 5H₃N)

Quantity	Value	Units	Method	Reference	Comment
_rH°	13.3 ± 2.8	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	5th ligand is NH3; RCD

Magnesium ion (1+) + = ( )

By formula: Mg⁺ + Xe = (Mg⁺ Xe)

Quantity	Value	Units	Method	Reference	Comment
_rH°	7.4 ± 2.8	kcal/mol	CIDT	Andersen, Muntean, et al., 2000	RCD

References

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Ion clustering data, Notes

Chase, 1998
Chase, M.W., Jr., NIST-JANAF Themochemical Tables, Fourth Edition, J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]

Andersen, Muntean, et al., 2000
Andersen, A.; Muntean, F.; Walter, D.; Rue, C.; Armentrout, P.B., Collision-Induced Dissociation and Theoretical Studies of Mg+ Complexes with CO, CO2, NH3, CH4, CH3OH, and C6H6, J. Phys. Chem. A, 2000, 104, 4, 692, https://doi.org/10.1021/jp993031t . [all data]

Dalleska, Tjelta, et al., 1994
Dalleska, N.F.; Tjelta, B.L.; Armentrout, P.B., Sequential Bond Energies of Water to Na+ (3s0), Mg+ (3s1), and Al+ (3s2), J. Phys. Chem., 1994, 98, 15, 4191, https://doi.org/10.1021/j100066a045 . [all data]

Operti, Tews, et al., 1988
Operti, L.; Tews, E.C.; Freiser, B.S., Determination of Gas-Phase Ligand Binding Energies to Mg+ by FTMS Techniques, J. Am. Chem. Soc., 1988, 110, 12, 3847, https://doi.org/10.1021/ja00220a020 . [all data]

Gapeev and Dunbar, 2000
Gapeev, A.; Dunbar, R.C., Binding of Alkaline Earth Halide Ions MX+ to Benzene and Mesitylene, J. Am. Soc. Mass Spectrom., 2000, 13, 5, 477, https://doi.org/10.1016/S1044-0305(02)00373-2 . [all data]

Rodgers, Stanley, et al., 2000
Rodgers, M.T.; Stanley, J.R.; Amunugama, R., Periodic Trends in the Binding of Metal Ions to Pyridine Studied by Threshold Collision-Induced Dissociation and Density Functional Theory, J. Am. Chem. Soc., 2000, 122, 44, 10969, https://doi.org/10.1021/ja0027923 . [all data]

Amunugama and Rodgers, 2001
Amunugama, R.; Rodgers, M.T., Periodic Trends in the Binding of Metal Ions to Pyrimidine Studied by Threshold Collision-Induced Dissociation and Density Functional Theory, J. Phys. Chem. A, 2001, 105, 43, 9883, https://doi.org/10.1021/jp010663i . [all data]

Gapeev and Yang, 2000
Gapeev, A.; Yang, C.-N., Binding Energies of Gas-Phase Ions with Pyrrole. Experimental and Quantum Chemical Results, J. Phys. Chem. A, 2000, 104, 14, 3246, https://doi.org/10.1021/jp992627d . [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Ion clustering data, References

Symbols used in this document:

S°_{gas,1 bar} Entropy of gas at standard conditions (1 bar)

T Temperature

_rH° Enthalpy of reaction at standard conditions
Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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S°_{gas,1 bar}	Entropy of gas at standard conditions (1 bar)
T	Temperature
_rH°	Enthalpy of reaction at standard conditions