| Équations équilibrées la veille |
6 K + N2 = 2 K3N
Zn + CuSO4 = Cu + ZnSO4 = =>
Zn + CuSO4 = Cu + ZnSO4
BaI2 + H3PO4 = Ba3(PO4)2 + HI =>
3 BaI2 + 2 H3PO4 = Ba3(PO4)2 + 6 HI
C2H5OH + KMnO4 = CH3COOH + MnO2 + KOH + H2O =>
3 C2H5OH + 4 KMnO4 = 3 CH3COOH + 4 MnO2 + 4 KOH + H2O
K4[Fe(CN)6] + H2O + O2 = K3[Fe(CN)6] + KOH =>
4 K4[Fe(CN)6] + 2 H2O + O2 = 4 K3[Fe(CN)6] + 4 KOH
ZnS + C2 = ZnC + SC2 =>
2 ZnS + 3 C2 = 2 ZnC + 2 SC2
C2H2O4 + OH = CO2 + H2O =>
C2H2O4 + 2 OH = 2 CO2 + 2 H2O
Ba(OH)2 + (NH4)3PO4 = Ba3(PO4)2 + (NH4) + (OH)2 =>
3 Ba(OH)2 + 2(NH4)3PO4 = Ba3(PO4)2 + 6(NH4) + 3(OH)2
TaCl3 + H2O = Ta2O3 + HCl =>
2 TaCl3 + 3 H2O = Ta2O3 + 6 HCl
CH6 + O2 = CO2 + H2O =>
2 CH6 + 5 O2 = 2 CO2 + 6 H2O
Si + RbOH + H2O = Rb2SiO3 + H2 =>
Si + 2 RbOH + H2O = Rb2SiO3 + 2 H2
Cr2(SO4)3 + NaOH + HBr = Na2CrO4 + NaBr + H2SO3 =>
Cr2(SO4)3 + 5 NaOH + HBr = 2 Na2CrO4 + NaBr + 3 H2SO3
P + Cl = PCl5 =>
P + 5 Cl = PCl5
K2CrO4 + K2S + KOH + H2O = K3Cr(OH)6 + K2SO4 =>
8 K2CrO4 + 3 K2S + 8 KOH + 20 H2O = 8 K3Cr(OH)6 + 3 K2SO4
Br2 + KNO2 + KOH = KNO3 + KBr + H2O =>
Br2 + KNO2 + 2 KOH = KNO3 + 2 KBr + H2O
Si + RbOH + H2O = Rb2SiO3 + H2 =>
Si + 2 RbOH + H2O = Rb2SiO3 + 2 H2
CaCO3 + K2CrO4 = CaCrO4 + K2CO3 =>
CaCO3 + K2CrO4 = CaCrO4 + K2CO3
Ba(NO3)2 + Mg(NO)2 = Ba(NO)2 + Mg(NO3)2 =>
Ba(NO3)2 + Mg(NO)2 = Ba(NO)2 + Mg(NO3)2
KMnO4 + C2H5OH + H2SO4 = K2SO4 + MnO2 + CH3COOH + H2O =>
4 KMnO4 + 3 C2H5OH + 2 H2SO4 = 2 K2SO4 + 4 MnO2 + 3 CH3COOH + 5 H2O
CH3COCH3 + HCl = CH3COCl + CH4 =>
CH3COCH3 + HCl = CH3COCl + CH4
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
NH4OH + HCl = NH4Cl + H2O =>
NH4OH + HCl = NH4Cl + H2O
N4Fe(CN)2 + K(MnO4) + H2SO4 = K2(SO4) + Mn(SO4) + Fe2(SO4)3 + CO2 + N2 + H2O =>
10 N4Fe(CN)2 + 22 K(MnO4) + 48 H2SO4 = 11 K2(SO4) + 22 Mn(SO4) + 5 Fe2(SO4)3 + 20 CO2 + 30 N2 + 48 H2O
Ba + Pb(NO3)2 = BaNO3 + Pb =>
2 Ba + Pb(NO3)2 = 2 BaNO3 + Pb
K2O + HPO4 = KPO4 + H2O =>
K2O + 2 HPO4 = 2 KPO4 + H2O
FeTi2O5 + H2 = Fe + TiO2 + H2O =>
FeTi2O5 + H2 = Fe + 2 TiO2 + H2O
C3H5(OCOC17H31)3 + H2O = C17H36O + CH3COCH3 =>
17 C3H5(OCOC17H31)3 + 151 H2O = 15 C17H36O + 238 CH3COCH3
Pb + Au{3+} = Pb2{+} + Au =>
6 Pb + Au{3+} = 3 Pb2{+} + Au
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
AgNO3 + Na2CO3 = Ag2CO3 + NO3Na =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NO3Na
C2H5NO2 + O2 + OH{-} = CO2{-2)+H2O+N2 =>
4 C2H5NO2 + 5 O2 + 16 OH{-} = 8 CO2{-2)+18H2O+2N2
(NH4)2S + AlCl3 + H2O = NH4Cl + H2S + Al(OH)3 =>
3(NH4)2S + 2 AlCl3 + 6 H2O = 6 NH4Cl + 3 H2S + 2 Al(OH)3
HNO3 + Rb2SO3 = RbNO3 + SO2 + H2O =>
2 HNO3 + Rb2SO3 = 2 RbNO3 + SO2 + H2O
C18H38 + CuO = CO2 + H2O + Cu =>
C18H38 + 55 CuO = 18 CO2 + 19 H2O + 55 Cu
Li3P = Li + P =>
Li3P = 3 Li + P
N2H4 + Al + KOH + H2O = NH3 + K2[Al(OH)4] =>
N2H4 + Al + 2 KOH + 2 H2O = 2 NH3 + K2[Al(OH)4]
MgS + P = Mg3P2 + S =>
3 MgS + 2 P = Mg3P2 + 3 S
Bi2O2 + C = Bi + CO =>
Bi2O2 + 2 C = 2 Bi + 2 CO
Fe(NO3)3 + C6H8O7 = FeO + CO2 + H2O + N2 =>
18 Fe(NO3)3 + 16 C6H8O7 = 18 FeO + 96 CO2 + 64 H2O + 27 N2
C8H5KO4(aq) + NaOH(aq) = C8H4O4NaK(aq) + H2O(l) =>
C8H5KO4(aq) + NaOH(aq) = C8H4O4NaK(aq) + H2O(l)
K2CO3(aq) + HClO4(aq) = KClO4 + CO2 + H2O =>
K2CO3(aq) + 2 HClO4(aq) = 2 KClO4 + CO2 + H2O
Ca(CH3COO)2 + H2S = CaS + CH3COOH =>
Ca(CH3COO)2 + H2S = CaS + 2 CH3COOH
Na2CO3 + C6H8O7 = CO2 + H2O + Na2C4H4O6 =>
9 Na2CO3 + 5 C6H8O7 = 3 CO2 + 2 H2O + 9 Na2C4H4O6
BrO3{-} + I{-} = IO3{-} + Br{-} =>
BrO3{-} + I{-} = IO3{-} + Br{-}
H2SO5 + BaCl2 = BaSO4 + HCl + O2 =>
2 H2SO5 + 2 BaCl2 = 2 BaSO4 + 4 HCl + O2
Cu(s) + HNO3(aw) = Cu(NO3)2(aw) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(aw) = Cu(NO3)2(aw) + 2 NO2(g) + 2 H2O(l)
(COOH)2 + H2SO4 = (COO)SO4 + H =>
(COOH)2 + 2 H2SO4 = 2(COO)SO4 + 6 H
PbO + Bi2O3 = PbBi2O2 + O2 =>
PbO + Bi2O3 = PbBi2O2 + O2
C6H6O2 + AgNO3 = AgNH + OH + CO2 =>
C6H6O2 + 4 AgNO3 = 4 AgNH + 2 OH + 6 CO2
Li + FeBr2 = LiBr + Fe =>
2 Li + FeBr2 = 2 LiBr + Fe
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