| Équations équilibrées la veille |
2 Zn3 + 6 CuSO4 = 3 Cu2 + 6 ZnSO4
K2Cr2O7 + AgNO3 = Cr2O7 + Ag + KNO3 =>
K2Cr2O7 + 2 AgNO3 = Cr2O7 + 2 Ag + 2 KNO3
Ba(NO3)2 + HNO3 = H2Ba + NO3 =>
Ba(NO3)2 + 2 HNO3 = H2Ba + 4 NO3
Na2CO3 + Mg(NO3)2 = MgCO3 + NaNO3 =>
Na2CO3 + Mg(NO3)2 = MgCO3 + 2 NaNO3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
PbO5 = Pb + O2 =>
2 PbO5 = 2 Pb + 5 O2
KNO3 + ZnSO4 = K2SO4 + Zn(NO3)2 =>
2 KNO3 + ZnSO4 = K2SO4 + Zn(NO3)2
Cr(OH)3 + CsOH = Cs3CrO3 + H2O =>
Cr(OH)3 + 3 CsOH = Cs3CrO3 + 3 H2O
CH3OH + K2Cr2O7 + H2SO4 = H2CO + H2O + K2SO4 + Cr2(SO4)3 =>
3 CH3OH + K2Cr2O7 + 4 H2SO4 = 3 H2CO + 7 H2O + K2SO4 + Cr2(SO4)3
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
ZnPb(No2) = Zn(No2) + Pb2 =>
2 ZnPb(No2) = 2 Zn(No2) + Pb2
Gd2O3 = Gd + O2 =>
2 Gd2O3 = 4 Gd + 3 O2
HI + LiOH = LiI + H2O =>
HI + LiOH = LiI + H2O
[Fe(NH3)4] + K4[Fe(CN)6] = Fe2[Fe(CN)6] + NH3 + K =>
2[Fe(NH3)4] + K4[Fe(CN)6] = Fe2[Fe(CN)6] + 8 NH3 + 4 K
NaOH + HClO = NaClO + H(OH) =>
NaOH + HClO = NaClO + H(OH)
KMnO4 + NaBr + H2SO4 = Br2 + MnSO4 + H2O + Na2SO4 + K2SO4 =>
2 KMnO4 + 10 NaBr + 8 H2SO4 = 5 Br2 + 2 MnSO4 + 8 H2O + 5 Na2SO4 + K2SO4
Ca + HCl = H + Ca2Cl =>
2 Ca + HCl = H + Ca2Cl
PH3HCl = PH4Cl =>
PH3HCl = PH4Cl
NaI + SnCl4 = NaCl + I2 + SnI =>
8 NaI + 2 SnCl4 = 8 NaCl + 3 I2 + 2 SnI
HClO + Ca(OH)2 = H2O + Ca(ClO)2 =>
2 HClO + Ca(OH)2 = 2 H2O + Ca(ClO)2
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
CuCl2 + Na2S = NaCl + CuS =>
CuCl2 + Na2S = 2 NaCl + CuS
ZnS + ZnO = SO2 + Zn =>
ZnS + 2 ZnO = SO2 + 3 Zn
Na(aq) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(aq) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
HCl(MnO2) + Cl2 = HCl + (MnO2)Cl =>
2 HCl(MnO2) + Cl2 = 2 HCl + 2(MnO2)Cl
H3PO4 + CaI2 = Ca3(PO4)2 + HI =>
2 H3PO4 + 3 CaI2 = Ca3(PO4)2 + 6 HI
CO3 + H = CO3H =>
CO3 + H = CO3H
H3PO4 + CaI2 = Ca3(PO4)2 + HI =>
2 H3PO4 + 3 CaI2 = Ca3(PO4)2 + 6 HI
SiHCl3 = SiH2Cl2 + SiCl4 =>
2 SiHCl3 = SiH2Cl2 + SiCl4
C4H9OH + O2 = CO2 + H2O = =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
H2NSO3H + H2O2 = N2O + H2SO4 + H2O =>
2 H2NSO3H + 4 H2O2 = N2O + 2 H2SO4 + 5 H2O
NH4Cl + PbO2 = (NH4)2O + PbCl4 =>
4 NH4Cl + PbO2 = 2(NH4)2O + PbCl4
V + H = VH4 =>
V + 4 H = VH4
Na + HCOOH = NaCOOH + H2 =>
2 Na + 2 HCOOH = 2 NaCOOH + H2
CH3COOH + CH3NH2 = CH3COOCH3NH3 =>
CH3COOH + CH3NH2 = CH3COOCH3NH3
MoO3 + XeF2 = MoF6 + Xe2 + O2 =>
2 MoO3 + 6 XeF2 = 2 MoF6 + 3 Xe2 + 3 O2
Ag3PO4 + HCI = H3PO4 + AgCI =>
Ag3PO4 + 3 HCI = H3PO4 + 3 AgCI
C6H6(l) + O2(g) = H20(g) + CO2(g) =>
10 C6H6(l) + 60 O2(g) = 3 H20(g) + 60 CO2(g)
Ca(OH)2 + HCl = H2O + Ca + Cl2 =>
Ca(OH)2 + 2 HCl = 2 H2O + Ca + Cl2
H3BO3 = H3 + BO3 =>
H3BO3 = H3 + BO3
Hg{2+} + PbSO4 + H2O = Hg + PbO2 + SO4{2-} + H{+} =>
Hg{2+} + PbSO4 + 2 H2O = Hg + PbO2 + SO4{2-} + 4 H{+}
Ca(OH)2 + HCl = H3O + CaClO =>
Ca(OH)2 + HCl = H3O + CaClO
NH4Cl + Pb(CH3COO)2 = NH4(CH3COO) + PbCl2 =>
2 NH4Cl + Pb(CH3COO)2 = 2 NH4(CH3COO) + PbCl2
Ag + HNO3 = AgNO32 + NO + H2O =>
3 Ag + 62 HNO3 = 3 AgNO32 + 59 NO + 31 H2O
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
SO2 + KMnO4 + H3O = SO4 + Mn + KOH =>
5 SO2 + 3 KMnO4 + H3O = 5 SO4 + 3 Mn + 3 KOH
KHCO3 + NaOH = Na(HCO3) + KOH =>
KHCO3 + NaOH = Na(HCO3) + KOH
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C2H3 + Cl2 = C2H3Cl4 =>
C2H3 + 2 Cl2 = C2H3Cl4
CaO + KNO3 = K2O + Ca(NO3)2 =>
CaO + 2 KNO3 = K2O + Ca(NO3)2
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