| Équations équilibrées la veille |
Na2WO4 + 4 HCl + Zn = WO2 + 2 NaCl + ZnCl2 + 2 H2O
CuClO3 = CuCl + O =>
CuClO3 = CuCl + 3 O
FeSO4 + K3[Fe(CN)6] = KFe[Fe(CN)6] + K2SO4 =>
FeSO4 + K3[Fe(CN)6] = KFe[Fe(CN)6] + K2SO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
H2O + KI + K2S2O8 = KOH + I2 + KHSO4 =>
2 H2O + 2 KI + K2S2O8 = 2 KOH + I2 + 2 KHSO4
BeO + KOH + H2O = KBe(OH)3 =>
BeO + KOH + H2O = KBe(OH)3
C2H5CHO + O2 = C2H5COOH =>
2 C2H5CHO + O2 = 2 C2H5COOH
HCH2CHCO2 + OH = COH + H2O =>
HCH2CHCO2 + 3 OH = 3 COH + 2 H2O
NiCl2 + H2S = Ni2S2 + HCl =>
2 NiCl2 + 2 H2S = Ni2S2 + 4 HCl
CaCl2 + AgNO3 = AgCl + Ca(NO3)2 =>
CaCl2 + 2 AgNO3 = 2 AgCl + Ca(NO3)2
CaBr2 + K3PO4 = KBr + Ca3(PO4)2 =>
3 CaBr2 + 2 K3PO4 = 6 KBr + Ca3(PO4)2
Zn + S = Zn2S22 =>
2 Zn + 22 S = Zn2S22
Na + HH2O = NaOH + H2 =>
Na + HH2O = NaOH + H2
Na2OCO2 = Na2CO3 =>
Na2OCO2 = Na2CO3
CH3OCHO + O2 = CO2 + H2O =>
CH3OCHO + 2 O2 = 2 CO2 + 2 H2O
SO2 + O2 + HOH = HSO4 =>
4 SO2 + 3 O2 + 2 HOH = 4 HSO4
Ag(s) + Cu(NO3)2(aq) = AgNO3(aq) + Cu(s) =>
2 Ag(s) + Cu(NO3)2(aq) = 2 AgNO3(aq) + Cu(s)
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
PbCl2 + K2S = PbS + KCl =>
PbCl2 + K2S = PbS + 2 KCl
CdO + CO = Cd + CO2 =>
CdO + CO = Cd + CO2
KHCO3(aq) + HCl(aq) = KCl(aq) + H2O(l) + CO2(g) =>
KHCO3(aq) + HCl(aq) = KCl(aq) + H2O(l) + CO2(g)
Cu2O(s) = Cu(s) + O2(g) =>
2 Cu2O(s) = 4 Cu(s) + O2(g)
Mg(OH)2 + H2CO3 = H2O + MgCO3 =>
Mg(OH)2 + H2CO3 = 2 H2O + MgCO3
FeCl3 + Na2HPO4 = FePO4 + NaCl + HCl =>
FeCl3 + Na2HPO4 = FePO4 + 2 NaCl + HCl
FeCl3 + NH3 + H2O = Fe(HO)3 + NH4Cl =>
FeCl3 + 3 NH3 + 3 H2O = Fe(HO)3 + 3 NH4Cl
Zn + NH4Cl = ZnCl2 + NH4 =>
Zn + 2 NH4Cl = ZnCl2 + 2 NH4
PbCl2 + K2S = PbS + KCl =>
PbCl2 + K2S = PbS + 2 KCl
CaCl2 + K2CO3 = CaCO3 + KCl =>
CaCl2 + K2CO3 = CaCO3 + 2 KCl
Na2(CO3) + H2SO4 = Na2(SO4) + H2(CO3) =>
Na2(CO3) + H2SO4 = Na2(SO4) + H2(CO3)
HNO3 + K3PO4 = KNO3 + H3PO4 =>
3 HNO3 + K3PO4 = 3 KNO3 + H3PO4
S8(s) + O2 = SO2(g) =>
S8(s) + 8 O2 = 8 SO2(g)
Ka + Cl2 = KaCl2 =>
Ka + Cl2 = KaCl2
Al(s) + H2O(l) = Al(OH)3(s) + H2(g) =>
2 Al(s) + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2(g)
S8(s) + O2 = SO2(g) =>
S8(s) + 8 O2 = 8 SO2(g)
C3H8O3 + O = CO2 + H2O =>
C3H8O3 + 7 O = 3 CO2 + 4 H2O
Zn + HNO2 = Zn(NO2)2 + H2 =>
Zn + 2 HNO2 = Zn(NO2)2 + H2
Li2SO4 + Pb(C2H3O2)2 = Li(C2H3O2) + PbSO4 =>
Li2SO4 + Pb(C2H3O2)2 = 2 Li(C2H3O2) + PbSO4
Ag2SO4(aq) + FeCl3(aq) = Fe2(SO4)3(aq) + AgCl(s) =>
3 Ag2SO4(aq) + 2 FeCl3(aq) = Fe2(SO4)3(aq) + 6 AgCl(s)
(NH4)2SO4 + K2Cr2O7 = N2 + Cr2O3 + K2SO4 + H2O =>
(NH4)2SO4 + K2Cr2O7 = N2 + Cr2O3 + K2SO4 + 4 H2O
ZnI2(aq) + Na2CO3(aq) = NaI + ZnCO3 =>
ZnI2(aq) + Na2CO3(aq) = 2 NaI + ZnCO3
C7H6O3 + C2H6O = C9H10O2 + H2O =>
12 C7H6O3 + 21 C2H6O = 14 C9H10O2 + 29 H2O
HClO4(aq) + H2O(l) = H3O + ClO4 =>
HClO4(aq) + H2O(l) = H3O + ClO4
C7H5(NO2)3 + O2 = N2 + CO2 + H2O =>
4 C7H5(NO2)3 + 21 O2 = 6 N2 + 28 CO2 + 10 H2O
C5H10 + KMnO4 + H2O = C5H12O2 + KOH + Mn2 =>
7 C5H10 + 2 KMnO4 + 8 H2O = 7 C5H12O2 + 2 KOH + Mn2
C20H25N3O + O2 = CO2 + H2O + N2O =>
2 C20H25N3O + 53 O2 = 40 CO2 + 25 H2O + 3 N2O
CH3OCH3 + HCl = C2H6OHCl =>
CH3OCH3 + HCl = C2H6OHCl
HI + Ni = NiHI =>
HI + Ni = NiHI
H2O2 + KOH = K2(OH)3 =>
H2O2 + 4 KOH = 2 K2(OH)3
C3H8O3 + K2Cr2O7 + HCl = CO2 + CrCl3 + KCl + H2O =>
3 C3H8O3 + 7 K2Cr2O7 + 56 HCl = 9 CO2 + 14 CrCl3 + 14 KCl + 40 H2O
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Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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