| Équations équilibrées la veille |
H2SO4 + 2 KOH = K2SO4 + 2 H2O
(NH4)3PO4 + Mg(NO2)2 = Mg3(PO4)2 + NH4(NO2) =>
2(NH4)3PO4 + 3 Mg(NO2)2 = Mg3(PO4)2 + 6 NH4(NO2)
Au + NO3{-} + HCl = AuCl4{-} + H2O + NO =>
Au + NO3{-} + 4 HCl = AuCl4{-} + 2 H2O + NO
Au + Fe(NO3)3 = Au(NO3)2 + Fe =>
3 Au + 2 Fe(NO3)3 = 3 Au(NO3)2 + 2 Fe
Rb + As = RbAs =>
Rb + As = RbAs
AgSO4 + AsH3 + H2O = Ag + As2O3 + H2SO4 =>
6 AgSO4 + 2 AsH3 + 3 H2O = 6 Ag + As2O3 + 6 H2SO4
KN02 + KMnO4 + H2SO4 = KNO3 + K2SO4 + MnSO4 + H2O =>
5 KN02 + 11 KMnO4 + 14 H2SO4 = 10 KNO3 + 3 K2SO4 + 11 MnSO4 + 14 H2O
H2S + O3 = SO2 + H2O =>
H2S + O3 = SO2 + H2O
H3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3[P(Mo2O7)6] + NH4NO3 + H2O =>
2 H3PO4 + 24(NH4)2MoO4 + 44 HNO3 = 2(NH4)3[P(Mo2O7)6] + 43 NH4NO3 + 23 H2O
CaCO3 + H2S = CaS + H2O + CO2 =>
CaCO3 + H2S = CaS + H2O + CO2
Fe3(PO4)3 + Na2(SO4) = Fe2(SO4)3 + Na3(PO4) =>
2 Fe3(PO4)3 + 9 Na2(SO4) = 3 Fe2(SO4)3 + 6 Na3(PO4)
CuOH2O = Cu(OH)2 =>
CuOH2O = Cu(OH)2
NaO2 + HCl = NaCl + HO2 =>
NaO2 + HCl = NaCl + HO2
KNO3 + Na2SO4 = KSO4 + Na2NO3 =>
KNO3 + Na2SO4 = KSO4 + Na2NO3
Al2O3 + P2O5 = AlPO4 =>
Al2O3 + P2O5 = 2 AlPO4
I = I2 =>
2 I = I2
Al(NO3)3 + LiOH = Al(OH)3 + LiNO3 =>
Al(NO3)3 + 3 LiOH = Al(OH)3 + 3 LiNO3
BaO + HNO3 = BaNO3 + OH =>
BaO + HNO3 = BaNO3 + OH
Li + SF6 = LiF + S =>
6 Li + SF6 = 6 LiF + S
BaOH + H2SO4 = BaSO4H + H2O =>
BaOH + H2SO4 = BaSO4H + H2O
CaO + H2S = Ca(HS)2 + H2O =>
CaO + 2 H2S = Ca(HS)2 + H2O
CuBr + Cl2 = CuCl + Br =>
2 CuBr + Cl2 = 2 CuCl + 2 Br
KMnO4 + KI + H2O = MnO2 + I2 + KOH =>
2 KMnO4 + 6 KI + 4 H2O = 2 MnO2 + 3 I2 + 8 KOH
CH3C6H2(NO2)3 = CO + CH4 + H2 + N2 =>
2 CH3C6H2(NO2)3 = 12 CO + 2 CH4 + H2 + 3 N2
CO + C2H4 + CH3OH = C4H8O3 =>
3 CO + C2H4 + 3 CH3OH = 2 C4H8O3
K + H2O2 = KOH =>
2 K + H2O2 = 2 KOH
FeO + H2SO4 = FeSO4 + H2O =>
FeO + H2SO4 = FeSO4 + H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H2SO4(aq) + NaBr(s) = Br2(l) + SO2(g) + Na2SO4(aq) + H2O(l) =>
2 H2SO4(aq) + 2 NaBr(s) = Br2(l) + SO2(g) + Na2SO4(aq) + 2 H2O(l)
NaCl + Hg2S = Na2S + Hg2Cl2 =>
2 NaCl + Hg2S = Na2S + Hg2Cl2
CuSO4 + Al = Al[SO4]3 + Cu =>
3 CuSO4 + Al = Al[SO4]3 + 3 Cu
CaCl2 + K3CO3 = K3Cl2 + CaCO3 =>
CaCl2 + K3CO3 = K3Cl2 + CaCO3
CrCl3(s) = Cr(s) + Cl2(g) =>
2 CrCl3(s) = 2 Cr(s) + 3 Cl2(g)
PtCl2 + Mn = PtMn + Cl =>
PtCl2 + Mn = PtMn + 2 Cl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
AgNO3(aq) + LiBr(aq) = AgBr(s) + LiNO3(aq) =>
AgNO3(aq) + LiBr(aq) = AgBr(s) + LiNO3(aq)
Ni + CO = Ni(CO)4 =>
Ni + 4 CO = Ni(CO)4
Au + Fe(NO3)3 = Au(NO3)2 + Fe =>
3 Au + 2 Fe(NO3)3 = 3 Au(NO3)2 + 2 Fe
N2O4 + H2O = HNO3 + NO =>
3 N2O4 + 2 H2O = 4 HNO3 + 2 NO
CH + O2 = CO2 + H2O =>
4 CH + 5 O2 = 4 CO2 + 2 H2O
C4H6 + HBr2 = C4H8Br4 =>
C4H6 + 2 HBr2 = C4H8Br4
MgO + I2 = Mg + IO =>
2 MgO + I2 = 2 Mg + 2 IO
(NH4)3PO4 + CaBr2 = (NH4)Br + Ca3(PO4)2 =>
2(NH4)3PO4 + 3 CaBr2 = 6(NH4)Br + Ca3(PO4)2
As2S5 + NO3 + H2O = AsO4{3-} + SO4{2-} + NO + H3O{+} =>
As2S5 + 10 NO3 + 24 H2O = 2 AsO4{3-} + 5 SO4{2-} + 10 NO + 16 H3O{+}
HCl + Fe2(SO4)3 = H2SO4 + FeCl3 =>
6 HCl + Fe2(SO4)3 = 3 H2SO4 + 2 FeCl3
NaCl + Hg2S = Na2S + Hg2Cl2 =>
2 NaCl + Hg2S = Na2S + Hg2Cl2
Au + Fe(NO3)3 = Au(NO3)2 + Fe =>
3 Au + 2 Fe(NO3)3 = 3 Au(NO3)2 + 2 Fe
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Mg + Cl = MgCl =>
Mg + Cl = MgCl
Co + H2SO4 = Co(SO4)3 + H2O + SO2 =>
Co + 6 H2SO4 = Co(SO4)3 + 6 H2O + 3 SO2
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