Are the following reactions predicted to have an equilibrium constant K greater or less than one based on HSAB theory? Unless otherwise stated, assume gas-phase or hydrocarbon solution (i.e., not aqueous) and 25 °ree;C. |
1. |
HgI + LiF |
|
HgF + LiI |
|
[Solution] |
2. |
TlH + Na+ |
|
Tl+ + NaH |
|
[Solution] |
3. |
Cu(SOMe2) |
|
Cu(OSMe2) |
|
[Solution] |
4. |
[Fe(dppe)3]2+ + 3 bipy |
|
[Fe(bipy)3]2+ + 3 dppe |
|
[Solution] |
5. |
KI + I2 |
|
K+ + I3− |
|
[Solution] |
6. |
Me3PBBr3 + Me3NBF3 |
|
Me3PBF3 + Me3NBBr3 |
|
[Solution] |
7. |
MeHgBr + HCl |
|
MeHgCl + HBr |
|
[Solution] |
8. |
AgCl2− + 2 CN− |
|
Ag(CN)2− + 2 Cl− |
|
[Solution] |
9. |
NaI + TlF |
|
NaF + TlI |
|
[Solution] |
10. |
HgS + ZnO |
|
HgO + ZnS |
|
[Solution] |
11. |
Cr(SCN)3 |
|
Cr(NCS)3 |
|
[Solution] |
12. |
[Mn(dppe)3]2+ + [Pd(en)3]2+ |
|
[Mn(en)3]2+ + [Pd(dppe)3]2+ |
|
[Solution] |
13. |
HF + I− |
|
F− + HI |
|
[Solution] |
14. |
LiBr + AuCl |
|
LiCl + AuBr |
|
[Solution] |
15. |
Mn(SH)43+ + 4 OH− |
|
Mn(OH)43+ + 4 SH− |
|
[Solution] |
16. |
Al(acac)3 + 3 dppe |
|
[Al(dppe)3]3+ + 3 acac− |
|
[Solution] |
17. |
F3BH− + BH3 |
|
BH4− + BF3 |
|
[Solution] |
18. |
Hg(OH)2 + Mn(SH)2 |
|
Hg(SH)2 + Mn(OH)2 |
|
[Solution] |
19. |
Cr(ox)3 + W6+ |
|
Cr6+ + W(ox)3 |
|
[Solution] |
20. |
Co(CN)64− + Co3+ |
|
Co(CN)63− + Co2+ |
|
[Solution] |
21. |
NaBr + LiCl |
|
NaCl + LiBr |
|
[Solution] |
22. |
Fe(acac)3 + Fe2+ |
|
[Fe(acac)3]− + Fe3+ |
|
[Solution] |
23. |
MgCO3 + Ca2+ |
|
Mg2+ + CaCO3 |
|
[Solution] |
24. |
Fe2O3 + 3 S2− |
|
Fe2S3 + 3 O2− |
|
[Solution] |
25. |
Me3P−BF3 + NMe3 |
|
Me3N−BF3 + PMe3 |
|
[Solution] |
26. |
Hg(NCS)2 |
|
Hg(SCN)2 |
|
[Solution] |
27. |
Ni(CO)4 |
|
Ni(CO)42+ |
|
[Solution] |
28. |
Au2O3 + 3 S2− |
|
Au2S3 + 3 O2− |
|
[Solution] |
29. |
MgF2 + CaBr2 |
|
MgBr2 + CaF2 |
|
[Solution] |
30. |
Ni(CO)4 + 4 H2O |
|
Ni(H2O)4 + 4 CO |
|
[Solution] |
| | |
1. |
Hg+ is a softer acid than Li+, I− is a softer base than F−
HgI + LiF |
K < 1
|
HgF + LiI |
|
[Back to Questions] |
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2. |
Tl+ is a softer acid than Na+, H− is a soft base
TlH + Na+ |
K < 1
|
Tl+ + NaH |
|
[Back to Questions] |
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| | |
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3. |
Cu(0) is a soft acid, SOMe2 is a softer base than OSMe2
Cu(SOMe2) |
K < 1
|
Cu(OSMe2) |
|
[Back to Questions] |
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4. |
Fe2+ is a hard acid, bipy (N) is a harder base than dppe (P)
[Fe(dppe)3]2+ + 3 bipy |
K > 1
|
[Fe(bipy)3]2+ + 3 dppe |
|
[Back to Questions] |
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5. |
I2 is a softer acid than K+, I− is a soft base
KI + I2 |
K > 1
|
K+ + I3− |
|
[Back to Questions] |
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6. |
BBr3 is a softer acid than BF3, PMe3 is a softer base than NMe3
Me3PBBr3 + Me3NBF3 |
K < 1
|
Me3PBF3 + Me3NBBr3 |
|
[Back to Questions] |
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7. |
MeHg+ is a softer acid than H+, Br− is a softer base than Cl−
MeHgBr + HCl |
K < 1
|
MeHgCl + HBr |
|
[Back to Questions] |
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8. |
Ag+ is a soft acid, CN− is a softer base than Cl−
AgCl2− + 2 CN− |
K > 1
|
Ag(CN)2− + 2 Cl− |
|
[Back to Questions] |
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9. |
Tl+ is a softer acid than Na+, I− is a softer base than F−
NaI + TlF |
K > 1
|
NaF + TlI |
|
[Back to Questions] |
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10. |
Hg2+ is a softer acid than Zn2+, S2− is a softer base than 2−
HgS + ZnO |
K < 1
|
HgO + ZnS |
|
[Back to Questions] |
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11. |
Cr3+ is a hard acid, NCS− is a harder base than SCN−
Cr(SCN)3 |
K > 1
|
Cr(NCS)3 |
|
[Back to Questions] |
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12. |
Pd2+ is a softer acid than Mn2+, dppe (P) is a softer base than en (N)
[Mn(dppe)3]2+ + [Pd(en)3]2+ |
K > 1
|
[Mn(en)3]2+ + [Pd(dppe)3]2+ |
|
[Back to Questions] |
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13. |
H+ is a hard acid, F− is a harder acid than I−
HF + I− |
K < 1
|
F− + HI |
|
[Back to Questions] |
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14. |
Au+ is a softer acid than Li+, Br− is a softer base than Cl−
LiBr + AuCl |
K > 1
|
LiCl + AuBr |
|
[Back to Questions] |
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15. |
Mn7+ is a hard acid, OH− is a harder base than SH−
Mn(SH)43+ + 4 OH− |
K > 1
|
Mn(OH)43+ + 4 SH− |
|
[Back to Questions] |
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16. |
Al3+ is a hard acid, acac− (O) is a harder base than dppe (P)
Al(acac)3 + 3 dppe |
K < 1
|
[Al(dppe)3]3+ + 3 acac− |
|
[Back to Questions] |
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17. |
BH3 is a softer acid than BF3, H− is a soft base
F3BH− + BH3 |
K > 1
|
BH4− + BF3 |
|
[Back to Questions] |
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18. |
Hg2+ is a softer acid than Mn2+, SH− is a softer base than OH−
Hg(OH)2 + Mn(SH)2 |
K > 1
|
Hg(SH)2 + Mn(OH)2 |
|
[Back to Questions] |
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19. |
Cr6+ is a harder acid than W6+, ox2− is a hard base
Cr(ox)3 + W6+ |
K < 1
|
Cr6+ + W(ox)3 |
|
[Back to Questions] |
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20. |
Co2+ is a softer acid than Co3+, CN− is a soft base
Co(CN)64− + Co3+ |
K < 1
|
Co(CN)63− + Co2+ |
|
[Back to Questions] |
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21. |
Na+ is a softer acid than Li+, Br− is a softer base than Cl−
NaBr + LiCl |
K < 1
|
NaCl + LiBr |
|
[Back to Questions] |
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22. |
Fe3+ is a harder acid than Fe2+, acac− is a hard acid
Fe(acac)3 + Fe2+ |
K < 1
|
[Fe(acac)3]− + Fe3+ |
|
[Back to Questions] |
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23. |
Mg2+ is a harder acid than Ca2+, CO32− is a hard base
MgCO3 + Ca2+ |
K < 1
|
Mg2+ + CaCO3 |
|
[Back to Questions] |
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24. |
Fe3+ is a hard acid, O2− is a harder base than S2−
Fe2O3 + 3 S2− |
K < 1
|
Fe2S3 + 3 O2− |
|
[Back to Questions] |
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25. |
BF3 is a hard acid, NMe3 is a harder base than PMe3
Me3P−BF3 + NMe3 |
K > 1
|
Me3N−BF3 + PMe3 |
|
[Back to Questions] |
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26. |
Hg2+ is a soft acid, SCN− is a softer base than NCS−
Hg(NCS)2 |
K > 1
|
Hg(SCN)2 |
|
[Back to Questions] |
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27. |
Ni(0) is a softer acid than Ni2+, CO is a soft base
Ni(CO)4 |
K < 1
|
Ni(CO)42+ |
|
[Back to Questions] |
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28. |
Au3+ is a soft acid, S2− is a softer base than O2−
Au2O3 + 3 S2− |
K > 1
|
Au2S3 + 3 O2− |
|
[Back to Questions] |
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29. |
Ca2+ is a softer acid than Mg2+,
MgF2 + CaBr2 |
K < 1
|
MgBr2 + CaF2 |
|
[Back to Questions] |
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30. |
Ni(0) is a soft acid, CO is a softer base than H2O
Ni(CO)4 + 4 H2O |
K < 1
|
Ni(H2O)4 + 4 CO |
|
[Back to Questions] |
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