Inorganic Solutes in Aqueous Solutions

Silver (I) ion – Ag⁺ as AgClO₄
Percival, P.W., Roduner, E. and Fischer, H. Adv. Chem. Ser. 1979, 175, 335; ed. by H.J. Ache, ACS, Washington DC, 1979.

Reaction:
Ag⁺ + Mu → Ag⁰ + µ ⁺

Type of reaction: reduction – inferred by analogy with H atom

k_M = 1.6 × 10¹⁰ dm³mol^-1s^-1 pH = 1.0
KIE = k_M / k_H = 1.6 × 10¹⁰ / 2.0 × 10¹⁰ = 0.8
k_H = (2.0 ± 0.8) × 10¹⁰ dm³mol^-1s<^-1 average of 2 values

from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Cyanide ion –CN^- as KCN

Stadlbauer, J.M., Ng, B.W., Jean, Y.C. and Walker, D.C. J. Phys. Chem., 1983, 87, 841.

Reaction:
CN^- + Mu → MuCN^-

Type of reaction: addition to CN bond

kM = 3 × 10⁹ dm³mol^-1s^-1 pH = 1.0
KIE = k_M / k_H = 3 × 10⁹ / 4 × 10⁹ = 0.75
k_H = 4.1 × 10⁹ dm³mol^-1s^-1 pH = 7.0

from: Anbar, M., Farhataziz and Ross, A.B. NSRDS-NBS 51 Washington, 1975

Thiocyanate ion – SCN^- as NaSCN

Jean, Y.C., Brewer, J.H., Fleming, D.G., Garner, D.M., Mikula, R.J., Vaz, L.C. and Walker, D.C. Chem. Phys. Lett., 1978, 57, 293.

Reaction:
SCN^- + Mu → MuSCN^-

Type of reaction: addition

k_M = 6 × 10⁷ dm³mol^-1s^-1
KIE = k_M / k_H = 6 × 10⁷ / 2.3 × 10⁸ = 0.25
k_H = 2.3 × 10⁸ dm³mol^-1s^-1 pH = 1.0

from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Tetracyanocadmate (II) ion [Cd(CN)₄]^2- as K₂Cd(CN)₄

Stadlbauer, J.M., Ng, B.W., Jean, Y.C. and Walker, D.C. J. Phys. Chem., 1983, 87, 841.

Reaction:
[Cd(CN)₄]^2- + Mu → ?

Type of reaction: addition to CN

kM = 1.7 × 10¹⁰ dm³mol^-1s^-1
E_a = (15 ± 2) kJ mol^-1 for T = 273 K to 353 K
KIE = k_M / k_H < 1.7 × 10¹⁰ / 2.4 × 10⁹ < 7
k_H > 2.4 × 10⁹ dm³mol^-1s^-1 at pH = 5

from: Anbar, M., Farhataziz and Ross, A.B NSRDS-NBS 51 Washington, 1975.

Chromate (VI) ion – CrO₄^2- as K₂CrO₄

Percival, P.W. Hyperfine Interact., 1981, 8, 315.

Reaction:
CrO₄^2- + Mu → CrO₄^2- + µ⁺

Type of reaction: reduction

kM = (2.4 ± 0.3) × 10¹⁰ dm³mol^-1s^-1
KIE = k_M / k_H = 2.4 × 10¹⁰ / 8.2 × 10⁹ = p
k_H = 8.2 × 10⁹ dm³mol^-1s^-1 pH = 7 average of 2 value

from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Chromium (III) ion – Cr³⁺ as CrCl­₃

Jean, Y.C., Brewer, J.H., Fleming, D.G. and Walker, D.C. Chem. Phys. Lett., 1978, 60, 125.

Reaction:
Cr³⁺ + Mu (↑↑) → Cr³⁺ + Mu(↑↓)

Type of reaction: presumed largely spin exchange

k_M = 5.3 × 10⁹ dm³mol^-1s^-1
KIE_obs = k_M / k_H = 5.3 × 10⁹ / 2 × 1⁷ = 260
KIE indicates different type of reaction for Mu and H atoms
k_H = 2 × 10⁹ dm³mol^-1s^-1 pH = 3.5 – 5 average of 2 values

from: Anbar, M., Farhataziz and Ross, A.B. NSRDS-NBS 51 Washington, 1975.

Hexaaquachromium (III) ion – [Cr(H₂O)₆]³⁺

Lazzarini, E., Stadlbauer, J.M., Venkateswaran, K., Gillis, H.A., Porter, G.B. and Walker, D.C. J. Phys. Chem., 1994, 98, 8050.

Reaction:
[Cr(H₂O)₆]³⁺ + Mu (↑↑) → [Cr(H2O)6]3+ + Mu (↑↓)

Type of reaction: spin exchange

k_M = (8 ± 1) × 10⁹ dm³mol^-1s^-1
k_H – unknown
KIE – not available

Pentaaquachlorochromium (III) ion – [Cr(H₂O)₅Cl]²⁺

Lazzarini, E., Stadlbauer, J.M., Venkateswaran, K., Gillis, H.A., Porter, G.B. and Walker, D.C. J. Phys. Chem., 1994, 98, 8050.

Reaction:
[Cr(H₂O)₅Cl]²⁺ + Mu (↑↑) → [Cr(H₂O)₅Cl]²⁺ + Mu (↑↓)

Type of reaction: spin exchange

k_M = (7.5 ± 1.5) × 10⁹ dm³mol^-1s^-1
k_H – unknown
KIE – not available

Aqua(ethylenediaminetetracetate)chromium (III) ion – [Cr(EDTA)H₂O]^-

Lazzarini, E., Stadlbauer, J.M., Venkateswaran, K., Gillis, H.A., Porter, G.B. and Walker, D.C. J. Phys. Chem., 1994, 98, 8050.

Reaction:
[Cr(EDTA)H₂O)]^- + Mu (↑↑) → [Cr(EDTA)H₂O]^- + Mu (↑↓)

Type of reaction: spin exchange

k_M = (1.2 ± 0.4) × 10¹⁰ dm³mol^-1s^-1
k_H – unknown
KIE – not available

Hexaamminechromium (III) ion – [Cr(NH₃)₆]³⁺

Lazzarini, E., Stadlbauer, J.M., Venkateswaran, K., Gillis, H.A., Porter, G.B. and Walker, D.C. J. Phys. Chem., 1994, 98, 8050.

Reaction:
[Cr(NH₃)₃]³⁺ + Mu (↑↑) → [Cr(NH₃)₆]³⁺ + Mu (↑↓)

Type of reaction: spin exchange

k_M = (9 ± 1) × 10⁹ dm³mol^-1s^-1
k_H – unknown
KIE – not available

Diaquabis(ethylenediamine)chromium (III) ion as [Cr(en)₂(H₂O)₂]₂(S₂O₆)₃

Lazzarini, E., Stadlbauer, J.M., Venkateswaran, K., Gillis, H.A., Porter, G.B. and Walker, D.C. J. Phys. Chem., 1994, 98, 8050.

Reaction:
[Cr(en)(H₂O)₂]³⁺ + Mu (↑↑) → [Cr(en)₂(H₂O)₂]³⁺ + Mu (↑↓)

Type of reaction: spin exchange

k_M = 1.05 × 1010 dm³mol^-1s^-1
k_H – unknown
KIE – not available
Anion S₂O₂2- present in this complex could possibly react with Mu therefore k_M observed might be the upper limit

Tris (ethylenediamine) chromium (III) ion – [Cr(en)₃]³⁺

Lazzarini, E., Stadlbauer, J.M., Venkateswaran, K., Gillis, H.A., Porter, G.B. and Walker, D.C. J. Phys. Chem., 1994, 98, 8050.

Reaction:
[Cr(en)₃]³⁺ + Mu (↑↑) → [Cr(en)₃]³⁺ + Mu (↑↓)

Type of reaction: spin exchange

k_M = (7.3 ± 2) × 10⁹ dm³mol^-1s^-1
K_H – unknown
KIE – not available

Diamminetetra(thiocyanato-N) chromium (III) ion – [Cr(NCS)₄(NH₃)₂]^-

Lazzarini, E., Stadlbauer, J.M., Venkateswaran, K., Gillis, H.A., Porter, G.B. and Walker, D.C. J. Phys. Chem., 1994, 98, 8050.

Reaction:
[Cr(NCS)₄(NH₃)₂]^- + Mu (↑↑) → [Cr(NCS)₄(NH₃)₂]^- + Mu (↑↓)

Type of reaction: spin exchange

k_M = (2.7 ± 0.5) × 10¹⁰ dm³mol^-1s^-1
K_H – unknown
KIE – not available

Hexa(thiocyanato-N)chromium (III) ion [Cr(NCS)₆]^3- as K₃[Cr(NCS)₆]

Stadlbauer, J.M., Venkateswaran, K., Porter, G.B. and Walker, D.C. J. Phys. Chem., 1997, 101, 4741.

Reaction:
[Cr(NCS)₆]^3- + Mu (↑↑) → [Cr(NCS)₆]^3- + Mu (↑↓)

Type of reaction: spin exchange

k_M = (3.1 ± 0.4) × 10¹⁰ dm³mol^-1s^-1
K_H – unknown
KIE – not available

Copper (II) ion – Cu²⁺ as CuSO₄

Jean, Y.C., Brewer, J.H., Fleming, D.G. and Walker, D.C. Chem. Phys. Lett., 1978, 60, 125.

Reaction:
Cu²⁺ + Mu (↑↑) → Cu²⁺ + Mu (↑↓)
Cu²⁺ + Mu → Cu⁺ + µ⁺

Type of reaction: spin exchange and possibly also reduction

k_M^obs =( 6.5 ± 1.0) × 10⁹ dm³mol^-1s^-1
KIE = k_M^obs / k_H­ = 6.5 × 10⁹ / 9.1 × 10⁷ = 70
KIE value might indicate different type of reactions for Mu and H atoms
k_H = 9.1 × 10⁷ dm³mol^-1s^-1 average of 3 values

Iron (II) ion – Fe²⁺ as (NH4)2Fe₂(SO₄)₃

Jean, Y.C., Brewer, J.H., Fleming, D.G. and Walker, D.C. Chem. Phys. Lett., 1978, 60, 125.

Reaction:
Fe²⁺ + Mu (↑↑) → Fe²⁺ + Mu (↑↓)
Fe²⁺ + Mu → Fe⁺ + µ⁺ or ( FeMu²⁺ )

Type of reaction: predominantly spin exchange and possibly (?) also reduction

k_M = 1.2 × 10¹⁰ dm³mol^-1s^-1
KIE = k_M / k_H = 1.2 × 10¹⁰ / 7.5 × 10⁶ = 1600
KIE value do indicate different type of reactions for Mu and H atoms
k_H = 7.5 × 10⁶ dm³mol^-1s^-1 pH = 0

from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Ferrocyanide ion [Fe(CN)₆]^4-, hexacyanoferrate (II) as K₄Fe(CN)₆

Jean, Y.C., Brewer, J.H., Fleming, D.G. and Walker, D.C. Chem. Phys. Lett., 1978, 60, 125.

Reaction:
[Fe(CN)₆]^4- + Mu → ?

Type of reaction: reduction or addition to CN^-

k_M = 3.05 × 10⁸ dm³mol^-1s^-1
KIE = k_M / k_H = 3.0 × 108 / 3.9 × 10⁷ » 8
k_H = 3.9 x 10⁷ dm³mol^-1s^-1

from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Iron (III) ion – Fe³⁺ as Fe(NH₄)(SO₄)₂

Jean, Y.C., Brewer, J.H., Fleming, D.G. and Walker, D.C. Chem. Phys. Lett., 1978, 60, 125.

Reaction:
Fe³⁺ + Mu (↑↑) → Fe³⁺ + Mu (↑↓)

Type of reaction: predominantly spin exchange with small contribution of reduction

k_M^obs = 5.5 × 10⁹ dm³mol^-1s^-1
KIE = k_M^obs / k_H = 5.5 × 10⁹ / 1.4 × 10⁶ » 4000
KIE value do indicate different type of reactions for Mu and H atoms
k_H = 1.4 × 10⁶ dm³mol^-1s^-1 average of 2 values

from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Ferricyanide ion, hexacyanoferrate (III) ion – [Fe(CN)₆]_3-

Reaction:
[Fe(CN)₆]_3- + Mu → ?

Type of reaction: reduction with small contribution of spin exchange (?)

a) Jean, Y.C., Brewer, J.H., Fleming, D.G. and Walker, D.C. Chem. Phys. Lett., 1978, 60, 125.

k_M = 2 × 1010 dm³mol^-1s^-1 at pH = 7

b) from: Venkateswaran, K., Barnabas, M.V., Ng, B.W. and Walker, D.C., Can. J. Chem., 1988, 66, 1979.

k_M = 3.2 × 1010 dm³mol^-2s^-1 at pH = 1 (small pH effect)
KIE = k_M^obs / kH = 2 × 10¹⁰ / 6.3 × 10⁹ » 3 at pH = 7
KIE = 3.2 × 10¹⁰ / 6.3 × 10⁹ » 5 at pH = 1
k_H = 6.3 × 10⁹ dm³mol^-1s^-1 selected value from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Muonium reactions in the micellar systems

k_M = 2 × 10¹⁰ dm³mol^-1s^-1 in the NaOSA micelles

from: Jean, Y.C., Ng, B.W., Stadlbauer, I.M. and Walker, D.C., J. Chem. Phys., 1981, 75, 2879.

Mercury (II) chloride – HgCl₂

Jean, Y.C., Brewer, J.H., Fleming, D.G. and Walker, D.C. Chem. Phys. Lett., 1978, 60, 125.

Reaction:
HgCl₂ + Mu → HgCl + m⁺ + Cl^- as proposed for H atom reaction

Type of reaction: reduction (?)

k_M = 2.0 × 10⁹ dm³mol^-1s^-1
KIE = k_M / k_H = 2 × 10⁹ / 1 × 10¹⁰ = 0.2
k_M = (1 ± 0.5) × 10¹⁰ dm³mol^-1s^-1

from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Iodine – I₂
Jean, Y.C., Ng, B.W., Ito, Y., Nguyen, T.G. and Walker, D.C. Hyperfine Interact., 1981, 8, 351.

Reaction:
I₂ + Mu → MuI + I
I₂ + Mu → m⁺ + I^2-

Type of reaction: abstraction or reduction

k_M = (1.7 ± 0.3) × 1010 dm3mol-1s-1
KIE = k_M / k_H = 1.7 × 10¹⁰ / 3.5 × 10¹⁰ = 0.5
k_H = 3.5 × 10¹⁰ dm³mol^-1s^-1

from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Muonium reactions in the micellar systems
k_M = (4.1 ± 1.0) × 10¹⁰ dm³mol^-1s^-1 in the NaOSA micelles
k_M = (4.0 ± 0.9) × 10¹⁰ dm³mol^-1s^-1 in the NaHS micelles
k_M = (5.0 ± 0.8) × 10¹⁰ dm³mol^-1s^-1 in the NaLS micelles

from: Jean, Y.C., Ng, B.W., Stadlbauer, I.M. and Walker, D.C., J. Chem. Phys., 1981, 75, 2879.

Triiodine ion – I₃^- as KI₃

Jean, Y.C., Ng, B.W., Ito, Y., Nguyen, T.G. and Walker, D.C. Hyperfine Interact., 1981, 8, 351.

Reaction:
I₃^- + Mu → I^- + I₂^- + µ⁺

Type of reaction: ?

kM = (5.9 ± 1.2) × 10¹⁰ dm³mol^-1s^-1
KIE = kM / kH = 5.9 × 10¹⁰ / 2.2 × 10¹⁰ = 2.7
kH = 2.2 × 10¹⁰ dm³mol^-1s^-1 average from all values in: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Iodide ion – I^- as KI or NaI

Reaction:
I^- + Mu ↔ MuI^-

Type of reaction: addition (based on H-atom scheme)

a) Bartels, D.M. and Roduner, E. Chem. Phys., 1996, 203, 339.

k_M = 5.3 × 10⁷ dm³mol^-1s^-1
E_a » 0 kJ/mol^-1 (E_A = -5.6 ± 1.8 kJ/mol) for T=278 to 363K
KIE_M/H = k_M / k_H = 5.3 × 10⁷ / 2.8 × 10⁸ = 0.20
KIE_M/D = k_H/k_D = 5.3 × 10⁷ / 3.2 × 10⁸ = 0.16

b) Jean, Y.C., Ng, B.W., Ito, Y., Nguyen, T.G. and Walker, D.C. Hyperfine Interact., 1981, 8, 351.

k_M = (7 ± 1) × 10⁷ dm³mol^-1s^-1
KIE = k_M / k_H = 7 × 10⁷ / 3.4 × 10⁸ = 0.25
k_H = (2.8 ± 0.4) × 10⁸ dm³mol^-1s^-1
k_D = 3.2 × 10⁸ dm³mol^-1s^-1

from: Bartels, D.M. and Roduner, E. Chem. Phys., 1996, 203, 339.

Permanganate ion – MnO₄^- as KMnO₄

Reaction:
MnO₄^- + Mu → [MnO₄]^2- + µ⁺

Type of reaction: electron transfer reduction

a) Percival, P.W., Roduner, E. and Fischer, H. Adv. Chem. Ser. 1979, 175, 335; ed. by H.J. Ache, ACS, Washington DC, 1979.

k_M = 2.5 × 10¹⁰ dm³mol^-1s^-1 pH =7.0

b) Ng, B.W., Jean, Y.C., Ito, Y., Suzuki, T., Brewer, J.H., Fleming, D.G. and Walker, D.C. J. Phys. Chem., 1981, 85, 454.

k_M = 2.5 × 1010 dm³mol^-1s^-1 pH =7.0
A = (3.5 ± 0.3) × 10¹³
dm³mol^-1s^-1
E_a = (18.4 ± 1.7) kJ mol^-1 for: T = 276 K to 361 K

c) Barnabas, M.V. and Walker, D.C. Can. J. Chem., 1991, 69, 1252.

k_M = 1.7 × 10¹⁰ dm³mol^-1s^-1 pH =1.0 (small influence of pH)
KIE = k_M / k_H = 2.5 × 10¹⁰ / 2.4 × 10¹⁰ = 1.0 at pH = 7.0
KIE = k_M / k_H = 1.7 × 10¹⁰ / 2.4 × 10¹⁰ = 0.7 at pH = 1.0
k_H ≤ 2.4 × 10¹⁰dm³mol^-1s^-1 at pH = 3 from: www.rcdc.nd.edu/compilations/Hatom/H.HTM

Muonium reactions at high pressures:

k_M values decrease with pressure applied (up to 2 kbars)
Activation volume calculated: DV¹ = 3.1 ± 1.6 cm³mol^-1 for Mu + KMnO₄
DV¹ = 2 cm³mol^-1 for H + KMnO₄

from: Brodovitch, J-C., Leung, S-K., Percival, P.W., Dake Yu. and Newman, K.E. Radiat. Phys. Chem., 1988, 1, 105.

Nitrous oxide

Venkateswaran, K., Barnabas, M., Wu, Z. and Walker, D.C. Radiat. Phys. Chem., 1988, 32, 65.

Reaction:
N₂
O + Mu → N₂ + MuO

Type of reaction: abstraction of O (by analogy to H atom reaction)

k_M = 6.5 × 10⁷ dm³mol^-1s^-1 KIE = k_M / k_H = 6.5 × 107 / 2.1 × 10⁶ = 30
k_H = 2.1 × 10⁶ dm³mol^-1s^-1 (in alkaline solution)

from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Nitrate ion NO₃^- as NaNO₃

Reaction:
NO₃^- + Mu → [MuNO₃^-] → ( ? ) NO₃^- + Mu → NO₂ + MuO^- ( ? )

Type of reaction: ?

a) Percival, P.W., Roduner, E., Fischer, H., Camani, M., Gygax, F.N.and Schenck, A. Chem. Phys. Lett., 1973, 47, 11.

k_M = 1.5 x 10⁹ dm³mol^-1s^-1

b) B.W., Jean, Y.C., Ito, Y., Suzuki, T., Brewer, J.H., Fleming, D.G. and Walker, D.C. J. Phys. Chem., 1988, 85, 454.

k_M = 1.5 × 10⁹ dm³mol^-1s^-1 pH = 7.0
E_a = (6.3 ± 1.2) kJ mol^-1 A = (2.1 ± 0.2) × 10¹⁰ dm³mol^-1s^-1 for T = 274 K to 365 K

c) Barnabas, M.V. and Walker, D.C. Can. J. Chem., 1991, 69, 1252.

k_M = 1.9 × 10⁹ dm³mol^-1s^-1 pH = 1.0 (no effect of pH)
KIE = k_M / k_H = 1.5 × 10⁹ / 5.6 × 10⁶ = 270 at pH = 1.0 and pH = 7.0
k_H = 5.6 × 10⁶ dm³mol^-1s^-1 at pH = 1.0
log(A/dm³mol^-1s^-1) = 15.28 ± 0.16 E_a = (48.7 ± 1.0) kJ mol^-1 for T = 288 to 358 K
kH , A and E_A

from: Mezyk, S.P. and Bartels, D.M. J. Phys. Chem., 1997, 101, 6233.

Muonium reactions in the micellar systems:

k_M = 0.8 × 10⁹ dm³mol^-1s^-1 in the SDDS micelles
k_M = 3.7 × 10⁹ dm³mol^-1s^-1 in the DDTAB micelles
k_M = 1.5 × 10⁹ dm³mol^-1s^-1 in the pEO micelles

from: Venkateswaran, K., Barnabas, M.V., Ng, B.W. and Walker, D.C., Can. J. Chem., 1988, 66, 1979.

Nitrite ion – NO₂^-

Karolczak, S., Gillis, H.A., Porter, G.B. and Walker, D.C. Can. J. Chem, 2003, 81, 175.

Reaction:
NO₂ + Mu → Mu NO₂ as proposed for H atoms

Type of reaction: addition (combination)

k_M = (8 ± 1.5) × 10⁹ dm³mol^-1s^-1
KIE = k_M / k_H = 8 × 10⁹ / 1.6 × 10⁹ = (5 ± 1)
k_H = 1.6 × 10⁹dm³mol^-1s^-1 log[A(dm³mol^-1s^-1)] = 11.94 ± 0.06
E_a = (15.59 ± 0.36) kJ/mol^-1 for T = 280 K to 360 K

Nickel (II) ion Ni²⁺ as NiSO₄

Reaction:
Ni²⁺ + Mu (↑↑)→ Ni²⁺ + Mu (↑↓)

Type of reaction: spin conversion

a) Jean, Y.C., Brewer, J.H., Fleming, D.G. and Walker, D.C. Chem. Phys. Lett., 1978, 60, 125.

k_M^obs = 1.7 × 10¹⁰ dm³mol^-1s^-1

b) Ng, B.W., Jean, Y.C., Ito, Y., Suzuki, T., Brewer, J.H., Fleming, D.G. and Walker, D.C. J. Phys. Chem., 1981, 85, 454.

A = (0.9 ± 0.2) × 10¹³ dm³mol^-1s^-1 E_A = 16.0 ± 2.5 kJ mol^-1
KIE = k_M^obs / k_H > 1.7 × 10¹⁰ / 3 × 10⁵ > 5 × 10⁴

KIE do indicate different type of reactions

k_H < 3 × 10⁵ dm³mol^-1s^-1 at pH natural, (limiting value)

from: https://www3.nd.edu/~ndrlrcdc/Compilations/HAtom/H.HTM

Tetraamminenickel (II) ion – [Ni(NH₃)₄]²⁺
Reaction: [Ni(NH₃)₄]²⁺ + Mu (↑↑) → [Ni(NH₃)₄]²⁺ + Mu (↑↓)
Ni²⁺ ion in the form of paramagnetic tetrahedral complex
Type of reaction: spin exchange
k_M = 1.5 × 10¹⁰ dm³mol^-1s^-1 in 1M NH₃ solution
k_H – unknown
KIE – not available

1,4,8,11-Tetraazacyclotetradecanenickel (II) ion, cyclamnickel (II) ion – [Ni(cyclam)]²⁺
as [Ni(cyclam)]₂
PF₆

Stadlbauer, J.M., Ng, B.W., Jean,Y.C. and Walker, D.C
J.Am.Chem.Soc. 1983, 105, 752
Reaction: [Ni(cyclam)]²⁺ + Mu → Ni[(cyclam)]⁺ + µ⁺
Ni2+ ion in the form of diamagnetic planar complex
Type of reaction: reduction (electron transfer) by analogy to H-atom reaction
k_M = 5 × 108 dm³mol^-1s^-1
k_H – unknown for this specific complex but determined for similar solute
5,7,7,12,14,14-Hexamethyl-1,4,8,11-tetraazacyclo-tetradecanenickel (II) ion
k_H = 3.2 × 108 dm³mol^-1s^-1 from: www.rcdc.nd.edu/compilations/Hatom/H.HTM
KIE = k_M / k_H­ = 5 × 108 / 3.2 × 108 = 1.5

1,4,8,12-Tetraazacyclotetradecanediamminonickel (II) ion
- Diamminocyclamnickel (II) ion – [Ni(cyclam)(NH₃)₂]²⁺
Stadlbauer, J.M., Ng, B.W., Jean,Y.C. and Walker, D.C
J.Am.Chem.Soc. 1983, 105, 752
Reaction: [Ni(cyclam)(NH₃)₂]²⁺ + Mu (↑↑) → [Ni(cyclam)(NH₃)₂]²⁺ + Mu (↑↓)
Ni²⁺ ion in the form of paramagnetic octahedral complex
Type of reaction: spin exchange
k_M = 2 × 10¹⁰ dm³mol^-1s^-1
k_H – unknown
KIE – not available

1,4,8,12-Tetraazacyclotetradecanediaquanickel (II) ion,
cyclamdiaquanickel (II) ion – [Ni(cyclam)(H₂O)₂]²⁺

Stadlbauer, J.M., Ng, B.W., Jean,Y.C. and Walker, D.C
J.Am.Chem.Soc. 1983, 105, 752
Reaction: Ni[(cyclam)(H₂O)₂]²⁺ + Mu (↑↑) → Ni[(cyclam)(H₂O)₂]²⁺ + Mu (↑↓)
Ni²⁺ ion in the form of paramagnetic octahedral complex
Type of reaction: spin exchange
kM = 4.5 × 1010 dm³mol^-1s^-1
KIE = unknown
accepting k (H + Ni²⁺) < 3 × 10⁵ dm³mol^-1s^-1 from: www.rcdc.nd.edu/compilations/Hatom/H.HTM
leads to KIE > 10⁵ which manifests different type of reactions

Hydroxide ion – OH_aq^- as NaOH or KOH
Reaction: OH_aq^- + Mu → MuOH + e_aq^-

Type of reaction: acid, m+ transfer
a) Percival, P.W., Roduner, E., Fischer, H., Camani, M., Gygax, F.N. and Schenck, A. Chem. Phys. Lett., 1973, 47.
k_M = (9.1 ± 1.2) x 106 dm3mol-1s-1 [OH^-]_max = 0.38 M
k_M – calculated on the basis of activities rather than molar concentration
b) Percival, P.W., Roduner, E. and Fischer, H. in Adv. Chem. Ser. 1979, 175, 335; ed. by H.J. Ache, ACS, Washington DC, 1979.
k_M = 1.7 × 10⁷ dm³mol^-1s^-1 pH range not stated
c) Ng, B.W., Stadlbauer, J.M. and Walker, D.C. J. Phys. Chem., 1984, 88, 857.
k_M = 1.7 × 10⁷ dm³mol^-1s^-1 [OH]_max = 0.08 M
A = (2.4 ± 0.1) × 10¹⁴ dm³mol^-1s^-1
E_A = (40 ± 5) kJ mol^-1 for T = 247 K to 357 K
KIE = k_M / k_H = 1.7 × 10⁷ / 2.5 × 10⁷ » 0.7
k_H = (2.51 ± 0.44) × 10⁷ dm³mol^-1s^-1 A = (1.33 ± 0.16) × 10¹⁴ dm³mol^-1s^-1)
E_A = (38.38 ± 0.31) kJ mol^-1 for T ~ 286 K to 345 K
from: Han, P. and Bartels, D.M., J. Phys. Chem., 1992, 96, 4899.
latest entry to: www.rcdc.nd.edu/compilations/Hatom/H.HTM

Deuterium peroxide – D₂O₂
Percival, P.W., Brodovitch, J.C. and Newman, K.E.
NBS Special Publication (US) 1986, 716, 547.
Reaction: D₂O₂ + Mu → MuD + DO₂ D₂O₂ + Mu ® MuO + D₂O₂
Type of reaction: abstraction of D or O (abstraction of D proposed to D atom reaction)
k_M = 1.4 x 10⁹ dm³mol^-1s^-1 pH = 2.6
E_a » 11kJ mol^-1
KIE = k_M / k_D = 1.4 × 10⁹ / 2.3 × 10⁷ = 60
k_D = (2.30 ± 0.10) × 10⁷ dm³mol^-1s^-1; log (A/dm³mol^-1s^-1) = 10.37 ± 0.10
E_a = 25.6 kJ mol^-1 for T = 283 K to 343 K
k_D, A and E_a from: Mezyk, S.P., and Bartels, D.M. J. Chem. Soc.Faraday Trans., 1995, 91, 3127.

Hydrogen peroxide – H₂O₂
Percival, P.W., Brodovitch, J.C. and Newman, E.
NBS – Special Publication (U.S.), 1986, 716, 547.
Reaction: H2O2 + Mu → MuH + HO₂
H₂O₂ + Mu → MuO + D₂O
Type of reaction: abstraction of H or O (H atom abstraction proposed for H atom reaction)
k_M = 1.65 × 109 dm3mol-1s-1 pH ~ 3.0
Ea = 5.8 kJ mol-_-1 for T = 275K to 322K
KIE = k_M / k_H = 1.65 × 10₉ / 4.6 × 10₇ ≈ 36
k_H = (4.6 ± 0.1) × 10₇ dm3mol-1s-1 average of three latest values from: www.rcdc.nd.edu/compilations/Hatom/H.HTM
Ea given in the Notre Dame Data Base varies from 11 kJ mol_-1 to 21 kJ mol_-1

Oxygen – O₂ a. Roduner, E., Tregenna-Pigott, P.L.W., Digler, H., Ehrensberger, K. and Senba, M.
J. Chem. Soc., Faraday Trans., 1995, 91, 1935.
Reaction: O₂ + Mu + (↑↑) ® Mu (↑↓)+ O₂ k_SE
O₂ + Mu ® MuO₂ k_CR
Type of reaction: spin exchange (SE) and chemical reaction (CR) k_SE >> k_CR
k_M^obs = (1.8 ± 0.1) × 10¹⁰ dm³mol^-1s^-1 at 297 K
k_M^obs = (3.3 ± 0.3) × 10¹⁰ dm³mol^-1s^-1 at 318 K
k_M^obs = (4.8 ± 0.6) × 10¹⁰ dm³mol^-1s^-1 at 343 K
k_M^obs = (4.3 ± 0.9) × 10¹⁰ dm³mol^-1s^-1 at 358 K
E_a » 2.6 kJ mol^-1 calculated on the basis of authors’s data (4 points)
Experimental method: MSR in transverse and longtidual fields for separation chemical process and spin exchange
b) Jean, Y.C., Fleming, D.G., Ng, B.W. and Walker, D.C. Chem. Phys. Lett., 1979, 66, 187.
Reaction: O₂ + Mu (↑↑) ® Mu (↑↓)+ O₂ – spin exchange
Mu + O₂ ® MuO₂ (or m+ + O₂-, or MuO + O) chemical reaction
k_M^obs= (2.4 ± 0.5) × 10¹⁰ dm³mol^-1s^-1
k_M^obs= (2.1 ± 0.5) × 10¹⁰ dm³mol^-1s^-1 average from ref a) and b)
KIE = k_M^obs / k_H = 2.1 × 10¹⁰ / 1.2 × 10¹⁰ = 1.8
if latest value k_H =2 × 10¹⁰ dm³mol^-1s^-1 is taken, then
KIE = k_M^obs / k_H = 2.1 × 10¹⁰/ 2.0 × 10¹⁰ » 1
k_H = 2.0 × 10¹⁰ dm³mol^-1s^-1
from: Han, P. and Bartels, D.M. in Ultrafast Reaction Dynamics ed. Gauduel, Y. and Rossky, P.J., AIP Conference Proceedings 298, American Institute of Physics, N.Y. 1991.(latest value published)
k_H = 1.2 × 10¹⁰ dm³mol^-1s^-1 selected value from: www.rcdc.nd.edu/compilations/Hatom/H.HTM

Thiosulphate ion – S₂O₃^2- as Na₂S₂O₃
Venkateswaran, K., Barnabas, M.V., Ng, B.W. and Walker, D.C.
Can. J. Chem., 1988, 66, 1979.
Reaction: S₂O₃^2- + Mu → ?
Type of reaction: ?
k_M = 2.6 × 10¹⁰ dm³mol^-1s^-1
k_H – unknown
KIE – not available
Muonium reactions in the micellar systems
k_M = 2.1 × 10¹⁰ dm³mol^-1s^-1 in the SDDS micelles; average of 3 values
from: Venkateswaran, K., Barnabas, M.V., Ng, B.W. and Walker, D.C., Can. J. Chem., 1988, 66, 1979.

Thallium (I) ion – Tl+ as Tl2SO4
Jean, Y.C., Brewer, J.H., Fleming, D.G., Garner, D.M., Mikula, R.J., Vaz, L.C.
and Walker, D.C. Chem. Phys. Lett., 1978, 57, 293.
Reaction: Tl+ + Mu → Tl° + m+
Type of reaction: reduction (electron transfer)
kM = 8 x 108 dm3mol-1s-1
KIE = kM / kH = 8 × 108 / 4 × 107 = 20
kH = 4.1 × 107 dm3mol-1s-1 average of 2 values
from: www.rcdc.nd.edu/compilations/Hatom/H.HTM
Muonium reactions in the micellar systems
kM = 3.2 × 109 dm3mol-1s-1 in the SDDS micelles; [Tl+] = 0.4 mM [SDDS] = 0.5 mM
from: Venkateswaran, K., Barnabas, M.V., Ng, B.W. and Walker, D.C., Can. J. Chem., 1988, 66, 1979.

Deuteroperoxyanion – DO₂^-
Percival, P.W., Brodovitch, J.C. and Newman, K.E.
NBS Special Publication (US) 1986, 716, 547.

Reaction:
DO^- + Mu → MuD + O^-

DO^- + Mu ® MuO + OD^-

Type of reaction: D or O abstraction (D abstraction proposed for D atom reaction)

kM = 4.5 x 10⁹ dm³mol^-1s^-1 pH = 12.6
E = 10.5 kJ mol^-1
KIE = kM / kD = 4.5 × 10⁹ / 2.1 × 10⁹ = 2
kD = 2.12 × 10⁹ dm³mol^-1s^-1

from: Mezyk, S.P., and Bartels, D.M. J. Chem. Soc.Faraday Trans., 1995, 91, 3127

Hydroperoxyanion – HO₂-
Percival, P.W., Brodovitch, J.C. and Newman, E.
NBS – Special Publication (U.S.), 1986, 716, 547.

Reaction:
HO₂^- + Mu → MuH + O₂^-

HO₂^- + Mu → MuO + OH^-

Type of reaction: abstraction of H or O

k_M = 5.0 × 10⁹ dm³mol^-1s^-1 pH_max = 12.4
E_a = 10.5 kJ mol^-2
KIE = k_M / k_H = 5.0 × 10⁹ / 1.25 × 10⁹ = 4
k_H = (1.24 ± 0.14) × 10⁹ dm³mol^-1s^-1 at pH = 11.5 log A (dm³mol^-1s^-1) = 13.65 ± 0.30
E_A = (17.3 ± 0.6) kJ mol^-1 for T = 280 K to 315 K

from: Mezyk, S.P. and Bartels, D.M. J. Chem. Soc. Faraday Trans., 1995, 91, 3127.