| Équations équilibrées la veille |
H2O + Na3AsO3 + 2 AgNO3 = Na3AsO4 + 2 HNO3 + 2 Ag
FeS + HCl = H2S + FeCl2 =>
FeS + 2 HCl = H2S + FeCl2
Al(OH3)3 + NaOH = Al(OH)3 + NaOH3 =>
Al(OH3)3 + 3 NaOH = Al(OH)3 + 3 NaOH3
(Co(H2O)6){2+} + NO2{-} + H{+} = (Co(NO2)6){3-} + H2O + NO =>
(Co(H2O)6){2+} + 7 NO2{-} + 2 H{+} = (Co(NO2)6){3-} + 7 H2O + NO
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Na + MgCl2 = Mg + NaCl =>
2 Na + MgCl2 = Mg + 2 NaCl
NaOH + Mg + HOH = Na2[Mg(OH)4] + H2 =>
2 NaOH + Mg + 2 HOH = Na2[Mg(OH)4] + H2
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2(OH)2 =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + H2(OH)2
K2CrO4(aq) + Ag2SO4(aq) = K2SO4(aq) + Ag2CrO4(s) =>
K2CrO4(aq) + Ag2SO4(aq) = K2SO4(aq) + Ag2CrO4(s)
AuCl3 + K4[Fe(CN)6] = AuCl + K3[Fe(CN)6] + KCl =>
AuCl3 + 2 K4[Fe(CN)6] = AuCl + 2 K3[Fe(CN)6] + 2 KCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CslO3 + Csl = CslO =>
CslO3 + 2 Csl = 3 CslO
Ni*50 + Mn*25 + In*25 = Ni50Mn25In25 =>
50 Ni*50 + 25 Mn*25 + 25 In*25 = Ni50Mn25In25
P2O5 + H2SO4 = P2(SO4)5 + H2O =>
P2O5 + 5 H2SO4 = P2(SO4)5 + 5 H2O
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + BaSO4 =>
CuSO4 + Ba(NO3)2 = Cu(NO3)2 + BaSO4
NaOH + AlBr3 = NaBr + Al(OH)3 =>
3 NaOH + AlBr3 = 3 NaBr + Al(OH)3
Ni3 + (Fe(CN)6)2 = Ni3(Fe(CN)6)2 =>
Ni3 + (Fe(CN)6)2 = Ni3(Fe(CN)6)2
AgNO3 = Ag + N + O2 =>
2 AgNO3 = 2 Ag + 2 N + 3 O2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
[Ni(NH3)6](OH)2 + HCl = NiCl2 + NH4Cl + H2O =>
[Ni(NH3)6](OH)2 + 8 HCl = NiCl2 + 6 NH4Cl + 2 H2O
Na2O + SrO = Na2Sr + O2 =>
Na2O + SrO = Na2Sr + O2
Ca(OH)2 + C2H2 = CaH2 + COH =>
Ca(OH)2 + C2H2 = CaH2 + 2 COH
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
Ba(s) + H2CO3(aq) = H2(g) + BaCO3(aq) =>
Ba(s) + H2CO3(aq) = H2(g) + BaCO3(aq)
NaOH + Br2 + Cl2 = NaBrO3 + NaCl + H2O =>
12 NaOH + Br2 + 5 Cl2 = 2 NaBrO3 + 10 NaCl + 6 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
PbNO32 + FeCl3 = PbCl3 + FeNO32 =>
PbNO32 + FeCl3 = PbCl3 + FeNO32
Sn + H2O = SnO + H2 =>
Sn + H2O = SnO + H2
NaBr + HNO3 = Br2 + NO2 + NaNO3 + H2O =>
2 NaBr + 4 HNO3 = Br2 + 2 NO2 + 2 NaNO3 + 2 H2O
KCrO2 + H2SO4 + H2O = Cr(OH)3 + K2SO4 =>
2 KCrO2 + H2SO4 + 2 H2O = 2 Cr(OH)3 + K2SO4
CaSiO3 + HF = SiF4 + CaF2 + H2O =>
CaSiO3 + 6 HF = SiF4 + CaF2 + 3 H2O
K2[PbCl4] + K2S2O3 = K2[Pb(S2O3)2] + KCl =>
K2[PbCl4] + 2 K2S2O3 = K2[Pb(S2O3)2] + 4 KCl
KCrO2 + H2SO4 + H2O = Cr(OH)3 + K2SO4 =>
2 KCrO2 + H2SO4 + 2 H2O = 2 Cr(OH)3 + K2SO4
Zn(OH)2 = H2O + ZnO =>
Zn(OH)2 = H2O + ZnO
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C3H8 + Br = C3H7Br + HBr =>
C3H8 + 2 Br = C3H7Br + HBr
KCrO2 + H2SO4 + H2O = Cr(OH)3 + K2SO4 =>
2 KCrO2 + H2SO4 + 2 H2O = 2 Cr(OH)3 + K2SO4
Ca(NO3)2 + Fe2(SO4)3 = CaSO4 + Fe(NO3)3 =>
3 Ca(NO3)2 + Fe2(SO4)3 = 3 CaSO4 + 2 Fe(NO3)3
Pt + HCl + HNO3 = H2PtCl42 + NO2 + H2O =>
Pt + 42 HCl + 40 HNO3 = H2PtCl42 + 40 NO2 + 40 H2O
C2H6 + O2 = CO2 + CH3OH =>
4 C2H6 + 5 O2 = 2 CO2 + 6 CH3OH
BaBr2 + Na2NO3 = BaNO3 + NaBr =>
BaBr2 + Na2NO3 = BaNO3 + 2 NaBr
Fe + C = Fe3C =>
3 Fe + C = Fe3C
CaCl2 + HCl = CaClHCl2 =>
CaCl2 + HCl = CaClHCl2
H2[TiCl6] + Zn + HCl = H3[TiCl6] + ZnCl2 =>
2 H2[TiCl6] + Zn + 2 HCl = 2 H3[TiCl6] + ZnCl2
Al + KOH + H2SO + H2O = KAl(SO4)2*H2O + H2 =>
2 Al + 2 KOH + 4 H2SO + 12 H2O = 2 KAl(SO4)2*H2O + 15 H2
Rb2O(aq) + HClO4(aq) = RbClO4(aq) + H2O(l) =>
Rb2O(aq) + 2 HClO4(aq) = 2 RbClO4(aq) + H2O(l)
NH2OH + CH3OH = CH3NHOH + H2O =>
NH2OH + CH3OH = CH3NHOH + H2O
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Équations équilibrées sur11/17/24
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