| Équations équilibrées la veille |
2 NH3 + OH = N2O + 7 H
Fe + H2O = Fe3(OH)4 + H2 =>
3 Fe + 4 H2O = Fe3(OH)4 + 2 H2
Na + CS(NH2)2 + O2 = NaNH2 + S + CO2 =>
2 Na + CS(NH2)2 + O2 = 2 NaNH2 + S + CO2
Mg + O2 + H2O = Mg(OH)2 =>
2 Mg + O2 + 2 H2O = 2 Mg(OH)2
KHSO3 + Ba = Ba(HSO3)2 + K =>
2 KHSO3 + Ba = Ba(HSO3)2 + 2 K
Na2CO3(ac) + CaCl2(ac) = NaCl(ac) + CaCO3(s) =>
Na2CO3(ac) + CaCl2(ac) = 2 NaCl(ac) + CaCO3(s)
Cr2(CO3)3 + K = K2CO3 + Cr =>
Cr2(CO3)3 + 6 K = 3 K2CO3 + 2 Cr
KIO3 + H2O + MnCl2 + KCl = K(I3) + KMnO4 + HCl =>
15 KIO3 + 19 H2O + 16 MnCl2 + 6 KCl = 5 K(I3) + 16 KMnO4 + 38 HCl
HI + Br2 = Br2I + H2 =>
2 HI + 2 Br2 = 2 Br2I + H2
Zn(C2H3O2)2 + Na2(CO3) = ZnCO3 + NaC2H3O2 =>
Zn(C2H3O2)2 + Na2(CO3) = ZnCO3 + 2 NaC2H3O2
KBr + MnO4 = KO2 + MnBr2 =>
2 KBr + MnO4 = 2 KO2 + MnBr2
C2H5SH(g) + O2 = CO2 + H2O + SO2 =>
2 C2H5SH(g) + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
Na3VO4 + H2SO4 = Na2V6O16 + Na2SO4 + H2O =>
6 Na3VO4 + 8 H2SO4 = Na2V6O16 + 8 Na2SO4 + 8 H2O
C6H5N(CH3)2 + Cl2 = C6H2Cl3N(CH3)2 + HCl =>
C6H5N(CH3)2 + 3 Cl2 = C6H2Cl3N(CH3)2 + 3 HCl
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
AgNo3 + Zn = Ag + ZnNo3 =>
AgNo3 + Zn = Ag + ZnNo3
C2H4 + O = C2H2(OH)2 =>
C2H4 + 2 O = C2H2(OH)2
KMnO4 + TiCl2 + H2(SO4) = K2(SO4) + Mn(SO4)2 + Ti(SO4)2 + HCl + H2O =>
2 KMnO4 + 3 TiCl2 + 11 H2(SO4) = K2(SO4) + 2 Mn(SO4)2 + 3 Ti(SO4)2 + 6 HCl + 8 H2O
NaHCO3(s) + C6H8O7 = Na3C6H5O7 + H2O + CO2 =>
3 NaHCO3(s) + C6H8O7 = Na3C6H5O7 + 3 H2O + 3 CO2
CuS + AlI3 = CuI2 + Al2S3 =>
3 CuS + 2 AlI3 = 3 CuI2 + Al2S3
N6H4Mo7O24*2H2O + HNO3 + H2O = MoO3 + NH4NO3 =>
2 N6H4Mo7O24*2H2O + 2 HNO3 + 5 H2O = 14 MoO3 + 7 NH4NO3
BaCl2 + Cr2(SO4)3 = Ba(SO4) + CrCl3 =>
3 BaCl2 + Cr2(SO4)3 = 3 Ba(SO4) + 2 CrCl3
CoS + O2 = Co3O4 + SO2 =>
3 CoS + 5 O2 = Co3O4 + 3 SO2
NaOHFeCl2 = FeOHNaCl2 =>
NaOHFeCl2 = FeOHNaCl2
TiCl3 + Ti + NaF = Na2TiF4 + NaCl =>
2 TiCl3 + Ti + 12 NaF = 3 Na2TiF4 + 6 NaCl
H2CaO + H2O = Ca(OH)2 + H2 =>
H2CaO + H2O = Ca(OH)2 + H2
ZnCl2 + Ag2S = ZnS + AgCl =>
ZnCl2 + Ag2S = ZnS + 2 AgCl
K2CO3(s) + HCl(aq) = H2O(l) + CO2(g) + KCl(aq) =>
K2CO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + 2 KCl(aq)
HC204 = H + C204 =>
HC204 = H + C204
C10H15NOHCl + NaOH + NH4NO3 + Li = C10H15N + H2O + LiHCl + NaNO3 =>
4 C10H15NOHCl + 2 NaOH + NH4NO3 + 4 Li = 4 C10H15N + 3 H2O + 4 LiHCl + 2 NaNO3
CrO + KI = CrI2 + K2O =>
CrO + 2 KI = CrI2 + K2O
Cl2O7 + H2O2 = ClO{-2} + O2 + H3O{+} =>
2 Cl2O7 + 12 H2O2 = 4 ClO{-2} + 13 O2 + 8 H3O{+}
H2 + O2 + N2 = H(NO) =>
H2 + O2 + N2 = 2 H(NO)
Cu + Ag(NO3) = Cu(NO3)2 + Ag =>
Cu + 2 Ag(NO3) = Cu(NO3)2 + 2 Ag
KMnO4 + H3O{+} + S2O3{2-} = Mn{2+} + SO4{-} + H2O + K{+} =>
2 KMnO4 + 6 H3O{+} + S2O3{2-} = 2 Mn{2+} + 2 SO4{-} + 9 H2O + 2 K{+}
Sn + H2SO4 = SnSO4 + SO2 + HOH =>
Sn + 2 H2SO4 = SnSO4 + SO2 + 2 HOH
PdMnO4 + H2O = Pd(OH)2 + H2MnO4 =>
PdMnO4 + 2 H2O = Pd(OH)2 + H2MnO4
AsBr3 + H2O = HBr + As(OH)3 =>
AsBr3 + 3 H2O = 3 HBr + As(OH)3
C2H5OH + Na2CrO4 + HCl = CH3COOH + CrCl3 + NaCl + H2O =>
3 C2H5OH + 4 Na2CrO4 + 20 HCl = 3 CH3COOH + 4 CrCl3 + 8 NaCl + 13 H2O
C2O4{-} + MnO4{-} + H{+} = CO2 + Mn{2+} + H2O =>
5 C2O4{-} + MnO4{-} + 8 H{+} = 10 CO2 + Mn{2+} + 4 H2O
P4O6 = P2 + PO3 =>
P4O6 = P2 + 2 PO3
CuS(s) + O2(g) = Cu0(s) + SO2(g) =>
CuS(s) + O2(g) = Cu0(s) + SO2(g)
Ta2HfC2F2 = TaC + HfC + TaF5 + Ta =>
5 Ta2HfC2F2 = 5 TaC + 5 HfC + 2 TaF5 + 3 Ta
C3H6O(g) + O2 = CO2(g) + H2O(g) =>
C3H6O(g) + 4 O2 = 3 CO2(g) + 3 H2O(g)
CH3COOH + Pb2(CO3)4 = Pb(CH3COO)4 + H2O + CO2 =>
8 CH3COOH + Pb2(CO3)4 = 2 Pb(CH3COO)4 + 4 H2O + 4 CO2
Fe(NO2)2 + K3PO4 = Fe3(PO4)2 + KNO2 =>
3 Fe(NO2)2 + 2 K3PO4 = Fe3(PO4)2 + 6 KNO2
Ca(s) + HCl(ac) = CaCl2(ac) + H2(g) =>
Ca(s) + 2 HCl(ac) = CaCl2(ac) + H2(g)
Ca + Pb(NO3)2 = Pb + Ca(NO3)2 =>
Ca + Pb(NO3)2 = Pb + Ca(NO3)2
AlBr3 + NaHCO3 + H2O = Al(OH)3 + NaBr + H2CO3 =>
AlBr3 + 3 NaHCO3 + 3 H2O = Al(OH)3 + 3 NaBr + 3 H2CO3
CaCO3 + HCl = HCO3 + Ca + Cl =>
CaCO3 + HCl = HCO3 + Ca + Cl
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