| Équations équilibrées la veille |
8 HIO3 = 2 I4O9 + 4 H2O + O2
CO2(g) + BaSiO3(s) + H2O(l) = SiO2(s) + Ba(HCO3)2(aq) =>
2 CO2(g) + BaSiO3(s) + H2O(l) = SiO2(s) + Ba(HCO3)2(aq)
CuO + TeO2 + O2 = Cu3TeO6 =>
6 CuO + 2 TeO2 + O2 = 2 Cu3TeO6
NaCHCOOH + CdS = NaS + CdCHCOOH =>
NaCHCOOH + CdS = NaS + CdCHCOOH
NiSO4 + C2H8N2 = (Ni(C2H8N2)3)SO4 =>
NiSO4 + 3 C2H8N2 = (Ni(C2H8N2)3)SO4
LiOH(aq) + HBr(aq) = LiBr + H2O =>
LiOH(aq) + HBr(aq) = LiBr + H2O
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
CuNO3 + KCl = CuCl + KNO3 =>
CuNO3 + KCl = CuCl + KNO3
HNO3 + Mg = Mg(NO3) + NH4NO3 + H2O =>
10 HNO3 + 8 Mg = 8 Mg(NO3) + NH4NO3 + 3 H2O
PdO2 + HCl = PdCl2 + H2O + Cl2 =>
PdO2 + 4 HCl = PdCl2 + 2 H2O + Cl2
NH4 = N3 + H =>
3 NH4 = N3 + 12 H
KMnO4 + SO2 + H2O = K2SO4 + MnO2 + H2SO4 =>
2 KMnO4 + 3 SO2 + 2 H2O = K2SO4 + 2 MnO2 + 2 H2SO4
Al + Pb(NO3)2 = PbAl + (NO3) =>
Al + Pb(NO3)2 = PbAl + 2(NO3)
FeCl3 + Zn = Fe + ZnCl2 =>
2 FeCl3 + 3 Zn = 2 Fe + 3 ZnCl2
MnCl2 + KI = MnI2 + KCl =>
MnCl2 + 2 KI = MnI2 + 2 KCl
Ag1 + Fe2(CO3)3 = Fe1 + Ag2CO3 =>
6 Ag1 + Fe2(CO3)3 = 2 Fe1 + 3 Ag2CO3
CIO2 = CIO3 + CI =>
3 CIO2 = 2 CIO3 + CI
I3O5 + CO = I + CO2 =>
I3O5 + 5 CO = 3 I + 5 CO2
H2SO4 + K(OH) = HOH + K2SO4 =>
H2SO4 + 2 K(OH) = 2 HOH + K2SO4
CaCO3(s) + H(aq) = H2O(l) + CO2(g) + Ca(aq) =>
CaCO3(s) + 2 H(aq) = H2O(l) + CO2(g) + Ca(aq)
Ca(cl)2 + AgNO3 = Ca(NO3)2 + Ag(cl) =>
Ca(cl)2 + 4 AgNO3 = 2 Ca(NO3)2 + 4 Ag(cl)
Al(s) + H2O(l) = Al(OH)2 + H2(g) =>
Al(s) + 2 H2O(l) = Al(OH)2 + H2(g)
RbOH + H2TeO4 = Rb2TeO4 + H2O =>
2 RbOH + H2TeO4 = Rb2TeO4 + 2 H2O
NH2OHHCl = NH2Cl + H2O =>
NH2OHHCl = NH2Cl + H2O
Fe2(CO3)3 + HI = CO2 + H2O + FeI3 =>
Fe2(CO3)3 + 6 HI = 3 CO2 + 3 H2O + 2 FeI3
Ni(OAc)2 + Na2Co3 = Na2(OAc)2 + NiCo3 =>
Ni(OAc)2 + Na2Co3 = Na2(OAc)2 + NiCo3
CO2(g) + H2O(g) = C2H6(g) + O2(g) =>
4 CO2(g) + 6 H2O(g) = 2 C2H6(g) + 7 O2(g)
PbNO3{+} + KI = PbI{+} + KNO3 =>
PbNO3{+} + KI = PbI{+} + KNO3
ZnS(s) + O2(g) = ZnO(s) + S2 =>
2 ZnS(s) + O2(g) = 2 ZnO(s) + S2
OHNO3 + Sb = Sb2O5 + NO2 + H2O =>
10 OHNO3 + 6 Sb = 3 Sb2O5 + 10 NO2 + 5 H2O
Au2{+} + Ag = Au + Ag{+} =>
Au2{+} + Ag = 2 Au + Ag{+}
Zn(NO3)3 + H2S = Zn2S3 + HNO3 =>
2 Zn(NO3)3 + 3 H2S = Zn2S3 + 6 HNO3
Mg + C = Mg2C3 =>
2 Mg + 3 C = Mg2C3
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
O = O3 =>
3 O = O3
AgCl(s) + NH4(aq) = Ag + NH4Cl =>
AgCl(s) + NH4(aq) = Ag + NH4Cl
Co + NaCl = CoNa + Cl =>
Co + NaCl = CoNa + Cl
CH3CHCH2CH2OHCH3 + HOOCCH3 = CH3CHCH2CH2OCCH3OCH3 + H2O =>
CH3CHCH2CH2OHCH3 + HOOCCH3 = CH3CHCH2CH2OCCH3OCH3 + H2O
(b)Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + H2(g) =>
(b)Zn(s) + 2 HNO3(aq) = Zn(NO3)2(aq) + H2(g)
Sn + ZnS = Zn + SnS2 =>
Sn + 2 ZnS = 2 Zn + SnS2
S + CaO = CaS2O3 + CaS =>
4 S + 3 CaO = CaS2O3 + 2 CaS
C6H5COOH + H2SO4 = C7H6O5S + H2O =>
C6H5COOH + H2SO4 = C7H6O5S + H2O
Cd(OH)2 + NH3*H2O = [Cd(NH3)4](OH)2 + H2O =>
Cd(OH)2 + 4 NH3*H2O = [Cd(NH3)4](OH)2 + 4 H2O
(NH4)2S = NH4 + S =>
(NH4)2S = 2 NH4 + S
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
Na2S2O3 + KMnO4 + HNO3 = Na2SO4 + H2SO4 + Mn(NO3)2 + KNO3 + H2O =>
5 Na2S2O3 + 8 KMnO4 + 24 HNO3 = 5 Na2SO4 + 5 H2SO4 + 8 Mn(NO3)2 + 8 KNO3 + 7 H2O
MgNH4PO4 = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4 = Mg2P2O7 + 2 NH3 + H2O
Al(s) + Br2(l) = Al2Br6(s) =>
2 Al(s) + 3 Br2(l) = Al2Br6(s)
NH3 + H2SO4 = (NH4)2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
CaCl2 + H2O = Ca + HCl + O2 =>
2 CaCl2 + 2 H2O = 2 Ca + 4 HCl + O2
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