| Équations équilibrées la veille |
H3PO4 + 3 RbOH = 3 HOH + Rb3PO4
Br2O3{-} + Br{-} + H{+} = Br2 + H2O =>
2 Br2O3{-} + 10 Br{-} + 12 H{+} = 7 Br2 + 6 H2O
As2O3 + SnCl2 + HCl = SnCl6 + H2O + As =>
2 As2O3 + 3 SnCl2 + 12 HCl = 3 SnCl6 + 6 H2O + 4 As
KHC4H4O6 + NaOH = H2O + NaC4H4O6 + K =>
KHC4H4O6 + NaOH = H2O + NaC4H4O6 + K
FeS2 + H2O = Fe2O3 + SO4 + H =>
2 FeS2 + 19 H2O = Fe2O3 + 4 SO4 + 38 H
ZnC2 + Cl2 = ZnCl2 + CCl4 =>
ZnC2 + 5 Cl2 = ZnCl2 + 2 CCl4
LiNO3 + [Co(NH3)6]Cl3 + O2 = LiCoO2 + NH3 + Cl2 + NO2 =>
2 LiNO3 + 2[Co(NH3)6]Cl3 + O2 = 2 LiCoO2 + 12 NH3 + 3 Cl2 + 2 NO2
B4O7 + NaOH = NaBO3 + H2O + Na =>
B4O7 + 10 NaOH = 4 NaBO3 + 5 H2O + 6 Na
LiOH + CoCO3 + O2 = LiCoO2 + H2O + CO2 =>
4 LiOH + 4 CoCO3 + O2 = 4 LiCoO2 + 2 H2O + 4 CO2
SO4 + H2O = H2SO4 + O2 =>
2 SO4 + 2 H2O = 2 H2SO4 + O2
H2S + CO2 = C6H12O6 + SO2 + S =>
6 H2S + 6 CO2 = C6H12O6 + 3 SO2 + 3 S
NiCl2(s) + O(g) = NiO(s) + Cl2O5(g) =>
NiCl2(s) + 6 O(g) = NiO(s) + Cl2O5(g)
Co2 + Mg = Co2Mg =>
Co2 + Mg = Co2Mg
K2S + NHO3 = KNO3 + H2S =>
K2S + 2 NHO3 = 2 KNO3 + H2S
As2O3(s) + Ca(OH)2(aq) = Ca3(AsO3)2 + H2O(l) =>
As2O3(s) + 3 Ca(OH)2(aq) = Ca3(AsO3)2 + 3 H2O(l)
C12H221O1 + O2 = CO2 + H2O =>
4 C12H221O1 + 267 O2 = 48 CO2 + 442 H2O
K2CrO7 + SnCl2 + HCl = CrCl2 + SnCl4 + KCl + H2O =>
K2CrO7 + 5 SnCl2 + 14 HCl = CrCl2 + 5 SnCl4 + 2 KCl + 7 H2O
SO3 + (H2O) = H2SO4 =>
SO3 + (H2O) = H2SO4
C2H2 + H2 = C2H7 =>
2 C2H2 + 5 H2 = 2 C2H7
HgS + HNO3 = Hg(NO3)2 + NO + SO2 + H2O =>
HgS + 4 HNO3 = Hg(NO3)2 + 2 NO + SO2 + 2 H2O
Li + Br2 = BrLi2 =>
4 Li + Br2 = 2 BrLi2
Cr + H2SO4 = Cr2SO43 + H2S + H2O =>
2 Cr + 11 H2SO4 = Cr2SO43 + 10 H2S + H2O
AgNO3 + (NH4)2CrO4 = Ag2CrO4 + NO3(NH4) =>
2 AgNO3 + (NH4)2CrO4 = Ag2CrO4 + 2 NO3(NH4)
CaBr2 + K = KBr + Ca =>
CaBr2 + 2 K = 2 KBr + Ca
Ba2 + H2O = Ba(OH)2 + H2 =>
Ba2 + 4 H2O = 2 Ba(OH)2 + 2 H2
CaI2 + HgCl2 = CaCl2 + HgI2 =>
CaI2 + HgCl2 = CaCl2 + HgI2
ZnO + NH4Cl = ZnCl2 + (NH4)2O =>
ZnO + 2 NH4Cl = ZnCl2 + (NH4)2O
ZnCl2 + Na2SeO3 + N2H6O = NaCl + ZnSe + N2 + H2O =>
2 ZnCl2 + 2 Na2SeO3 + 3 N2H6O = 4 NaCl + 2 ZnSe + 3 N2 + 9 H2O
Cu(PPh3)2(BH4) = Cu + PPh3 + Ph3PBH3 + H2 =>
2 Cu(PPh3)2(BH4) = 2 Cu + 2 PPh3 + 2 Ph3PBH3 + H2
ZnSO4(aq) + NaOH(aq) = Zn(OH)2(s) + Na2SO4(aq) =>
ZnSO4(aq) + 2 NaOH(aq) = Zn(OH)2(s) + Na2SO4(aq)
CoBr2(aq) + NaOH(aq) = NaBr(aq) + Co(OH)2(s) =>
CoBr2(aq) + 2 NaOH(aq) = 2 NaBr(aq) + Co(OH)2(s)
S8(S) + AsF5(g) = S16(AsF6)2(aq) + AsF3(l) =>
16 S8(S) + 27 AsF5(g) = 9 S16(AsF6)2(aq) + 9 AsF3(l)
Fe + HCl + K2Cr2O7 = FeCl2 + CrCl3 + H2O + KCl =>
3 Fe + 14 HCl + K2Cr2O7 = 3 FeCl2 + 2 CrCl3 + 7 H2O + 2 KCl
KBrF4 + Ir = K2IrF6 + BrF3 + Br2 =>
6 KBrF4 + 3 Ir = 3 K2IrF6 + 2 BrF3 + 2 Br2
CaS + HNO3 = CaSO4 + NO2 + H2O =>
CaS + 8 HNO3 = CaSO4 + 8 NO2 + 4 H2O
AgSCNHNO3 = AgNO3HSCN =>
AgSCNHNO3 = AgNO3HSCN
W + NaNO3 + Na2CO3 = Na2WO4 + NaNO2 + CO2 =>
W + 3 NaNO3 + Na2CO3 = Na2WO4 + 3 NaNO2 + CO2
CaO + SO3 = CaSO4 =>
CaO + SO3 = CaSO4
CH3NH2 + O = H2O + CO2 + N =>
2 CH3NH2 + 9 O = 5 H2O + 2 CO2 + 2 N
Fe2 + H2O = Fe2(OH) + H2 =>
2 Fe2 + 2 H2O = 2 Fe2(OH) + H2
HCOH + [Ag(NH3)2]OH = (NH4)2CO3 + NH3 + Ag + H2O =>
HCOH + 4[Ag(NH3)2]OH = (NH4)2CO3 + 6 NH3 + 4 Ag + 2 H2O
MnF5 = Mn + F =>
MnF5 = Mn + 5 F
KClO3 + Mn = MnClO3 + K =>
KClO3 + Mn = MnClO3 + K
C6H10 + KMnO4 = K2C6H8O4 + MnO2 + KOH + H2O =>
3 C6H10 + 8 KMnO4 = 3 K2C6H8O4 + 8 MnO2 + 2 KOH + 2 H2O
Al(OH)3 + (NH4)2CO3 = NH4 + H2O + AlO3 + CO2 =>
2 Al(OH)3 + 3(NH4)2CO3 = 6 NH4 + 3 H2O + 2 AlO3 + 3 CO2
Mn3O4 + Al = MnO + Al2O3 =>
3 Mn3O4 + 2 Al = 9 MnO + Al2O3
[Co(NH3)2(H2O)2I2]I + HCl = [Co(NH3)2(H2O)2I2]Cl + HI =>
[Co(NH3)2(H2O)2I2]I + HCl = [Co(NH3)2(H2O)2I2]Cl + HI
K2Cr2O7 + H2SO4 + NaI = Na2SO4 + K2SO4 + I + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 NaI = 3 Na2SO4 + K2SO4 + 6 I + Cr2(SO4)3 + 7 H2O
CuI2(aq) + Ba(OH)2 = Cu(OH)2 + BaI2 =>
CuI2(aq) + Ba(OH)2 = Cu(OH)2 + BaI2
C4H4N8O6CuBr2 + O2 = CO2 + CuO + H2O + HBr + NO2 =>
C4H4N8O6CuBr2 + 10 O2 = 4 CO2 + CuO + H2O + 2 HBr + 8 NO2
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