| Équations équilibrées la veille |
NiSO4 + 2 NaOH = Ni(OH)2(s) + Na2SO4
(NH4)2CO3 + HNO3 = (NH4)3NO3 + CO2 + H2O =>
13(NH4)2CO3 + 6 HNO3 = 8(NH4)3NO3 + 13 CO2 + 7 H2O
KSO4 + PbCH3COO = KCH3COO + PbSO4 =>
KSO4 + PbCH3COO = KCH3COO + PbSO4
KI + NaClO3 + H2SO4 = I2K2SO4 + NaCl + H2O =>
6 KI + NaClO3 + 3 H2SO4 = 3 I2K2SO4 + NaCl + 3 H2O
CaCO3 + CH3COOH = Ca(CH3COO)2 + CO2 + H2O =>
CaCO3 + 2 CH3COOH = Ca(CH3COO)2 + CO2 + H2O
CoCl3(aq) + K2S(aq) = Co2S3(s) + KCl(aq) =>
2 CoCl3(aq) + 3 K2S(aq) = Co2S3(s) + 6 KCl(aq)
Al + SCN = Al(SCN)3 =>
Al + 3 SCN = Al(SCN)3
NO2 + H2O = NO3{-} + NO2{-} + H{+} =>
2 NO2 + H2O = NO3{-} + NO2{-} + 2 H{+}
HNO3 + CuS = S0 + NO + Cu(NO3)2 + H2O =>
8 HNO3 + 3 CuS = 3 S0 + 2 NO + 3 Cu(NO3)2 + 4 H2O
Li2SO4 + Pb(NO3)2 = LiNO3 + PbSO4 =>
Li2SO4 + Pb(NO3)2 = 2 LiNO3 + PbSO4
Mn3O4 + C = MnO + CO2 =>
2 Mn3O4 + C = 6 MnO + CO2
AgCl + KNO3 = KCl + AgNO3 =>
AgCl + KNO3 = KCl + AgNO3
P8 + Cl2 = PCl6 =>
P8 + 24 Cl2 = 8 PCl6
Sr(OH)2 + NaBr = NaOH + SrBr2 =>
Sr(OH)2 + 2 NaBr = 2 NaOH + SrBr2
SNCl2 + HNO3 + HCl = SNCl4 + HNO2 + H2O =>
SNCl2 + HNO3 + 2 HCl = SNCl4 + HNO2 + H2O
HBr + HOCl = Br2 + HCl + H2O =>
2 HBr + HOCl = Br2 + HCl + H2O
KCIO3 + S = KCI + SO2 =>
2 KCIO3 + 3 S = 2 KCI + 3 SO2
BeSO4 + NaOH = Be(OH)2 + Na2SO4 =>
BeSO4 + 2 NaOH = Be(OH)2 + Na2SO4
KMnO4 = K2MnO2 + MnO2 + O2 =>
2 KMnO4 = K2MnO2 + MnO2 + 2 O2
BaS + Fe2(SO4)3 = BaSO4 + FeS + S =>
3 BaS + Fe2(SO4)3 = 3 BaSO4 + 2 FeS + S
FeCl3 + K3[Fe(CN)6] = [Fe(CN)3] + KCl =>
FeCl3 + K3[Fe(CN)6] = 2[Fe(CN)3] + 3 KCl
Sr + Se4 = Sr2Se4 =>
2 Sr + Se4 = Sr2Se4
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
Ag2CrO4 + Cl{-} = AgCl + CrO4{2-} =>
Ag2CrO4 + 2 Cl{-} = 2 AgCl + CrO4{2-}
MgCl2 + ZnS = ZnCl2 + MgS =>
MgCl2 + ZnS = ZnCl2 + MgS
C57H110O6 + O2 = CO2 + H2O =>
2 C57H110O6 + 163 O2 = 114 CO2 + 110 H2O
NHO3 + CaOH = H2OCaNO3 =>
NHO3 + CaOH = H2OCaNO3
C120H174O46N24P2KMgCa + O2 = KOH + Mg(OH)2 + Ca(OH)2 + NH3 + H3PO4 + CO2 + H2O =>
4 C120H174O46N24P2KMgCa + 505 O2 = 4 KOH + 4 Mg(OH)2 + 4 Ca(OH)2 + 96 NH3 + 8 H3PO4 + 480 CO2 + 182 H2O
KI + H2SO4 = K2SO4 + H2S + HIO3 =>
4 KI + 5 H2SO4 = 2 K2SO4 + 3 H2S + 4 HIO3
C6H5COOH + HNO3 = CO2 + H2O + NO =>
C6H5COOH + 10 HNO3 = 7 CO2 + 8 H2O + 10 NO
S + BaO = BaS + O =>
S + BaO = BaS + O
Na2(SO4) + (NH4)Cl = NaCl + (NH4)2(SO4) =>
Na2(SO4) + 2(NH4)Cl = 2 NaCl + (NH4)2(SO4)
FrH2O = FrOH + H2 =>
2 FrH2O = 2 FrOH + H2
AgC2H3O2 + SrCl2 = AgCl2 + C2H3O2Sr =>
AgC2H3O2 + SrCl2 = AgCl2 + C2H3O2Sr
Aq + Pb = AqPb =>
Aq + Pb = AqPb
CH4 + O2 = CO + H2O =>
2 CH4 + 3 O2 = 2 CO + 4 H2O
Ba(s) + Cl2(g) = BaCl2 =>
Ba(s) + Cl2(g) = BaCl2
[Fe(CN)6]{3-} + Ba{2+} = Fe(CN)6Ba{-1) =>
[Fe(CN)6]{3-} + Ba{2+} = Fe(CN)6Ba{-1)
AlNO3 + BaCrO4 = AlCrO4 + NO3Ba =>
AlNO3 + BaCrO4 = AlCrO4 + NO3Ba
H2S(g) + HClO4(l) = Cl2(g) + H2O(l) + S(s) =>
7 H2S(g) + 2 HClO4(l) = Cl2(g) + 8 H2O(l) + 7 S(s)
Pa2O5 + COCl2 = PaCl5 + CO2 =>
Pa2O5 + 5 COCl2 = 2 PaCl5 + 5 CO2
Na(OH)3 + AlI3 = Al(OH)3 + NaI3 =>
Na(OH)3 + AlI3 = Al(OH)3 + NaI3
C8H10O + HBr = C8H9Br + H2O =>
C8H10O + HBr = C8H9Br + H2O
Ce(IO3)3 = Ce + IO3 =>
Ce(IO3)3 = Ce + 3 IO3
Co3O4 + Mn3O4 = CoMn2O4 =>
Co3O4 + 2 Mn3O4 = 3 CoMn2O4
Na + H22O = Na7OH + H2 =>
14 Na + 2 H22O = 2 Na7OH + 21 H2
Ag2CO3 = Ag + CO3 =>
Ag2CO3 = 2 Ag + CO3
Ca(OCl)2 + NH4 = CaCl2 + H2O + N2 =>
2 Ca(OCl)2 + 2 NH4 = 2 CaCl2 + 4 H2O + N2
AsH3 + OH{-} + Au{3+} = AsO3{3-} + Au + H2O =>
AsH3 + 9 OH{-} + 2 Au{3+} = AsO3{3-} + 2 Au + 6 H2O
Pb3(NO3)2 = PbO + NO + O2 =>
2 Pb3(NO3)2 = 6 PbO + 4 NO + O2
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Équations équilibrées sur01/09/25
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