| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaHCO3 + H2SO4 = 2 H2O + 2 CO2 + Na2SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NaCl(aq) + Mg(C2H3O2)2(aq) = MgCl(aq) + Na(C2H3O2)2(aq) =>
NaCl(aq) + Mg(C2H3O2)2(aq) = MgCl(aq) + Na(C2H3O2)2(aq)
FeCl3 + NH3 = Fe3 + HCl + N2 =>
6 FeCl3 + 6 NH3 = 2 Fe3 + 18 HCl + 3 N2
HBr(aq) + F2(g) = HF(aq) + Br2 =>
2 HBr(aq) + F2(g) = 2 HF(aq) + Br2
K3VO4 + FeCl2 + HCl = VOCl2 + FeCl3 + KCl + H2O =>
K3VO4 + FeCl2 + 6 HCl = VOCl2 + FeCl3 + 3 KCl + 3 H2O
K2S + KMnO4 + KOH = K2SO4 + K2MnO4 + H2O =>
K2S + 8 KMnO4 + 8 KOH = K2SO4 + 8 K2MnO4 + 4 H2O
K2S = K + S2 =>
2 K2S = 4 K + S2
O2 + Al2 = OAl2 =>
O2 + 2 Al2 = 2 OAl2
K4[Co(C2O4)3] + O2 + H2O = K3[Co(C2O4)3] + KOH =>
4 K4[Co(C2O4)3] + O2 + 2 H2O = 4 K3[Co(C2O4)3] + 4 KOH
ClO3{-} + SO2 + H2O = Cl{-} + SO42{-} + H{+} =>
79 ClO3{-} + 6 SO2 + 3 H2O = 79 Cl{-} + 6 SO42{-} + 6 H{+}
Cl2 + O2 = Cl22O7 =>
22 Cl2 + 7 O2 = 2 Cl22O7
S2O5 + H2O = HSO3 =>
S2O5 + H2O = 2 HSO3
Ba + HI = Ba(HI)2 =>
Ba + 2 HI = Ba(HI)2
Pb(ClO4)2 + Fe2(SO4)3 = Fe(ClO4)3 + PbSO4 =>
3 Pb(ClO4)2 + Fe2(SO4)3 = 2 Fe(ClO4)3 + 3 PbSO4
Cr(NO3)3 + Mn = Mn(NO3)3 + Cr =>
Cr(NO3)3 + Mn = Mn(NO3)3 + Cr
C6H10O + HNO3 = C6H10O4 + H2O + N2O3 =>
2 C6H10O + 6 HNO3 = 2 C6H10O4 + 3 H2O + 3 N2O3
NaBO2*H2O2*3H2O + H2SO4 + KMnO4 = KSO4 + H2MnO7 + H3BO3 + H2O + Na2SO4 =>
6 NaBO2*H2O2*3H2O + 5 H2SO4 + 2 KMnO4 = 2 KSO4 + 2 H2MnO7 + 6 H3BO3 + 18 H2O + 3 Na2SO4
Cu(NO3)2 + Ag3PO4 = Cu3(PO4)2 + AgNO3 =>
3 Cu(NO3)2 + 2 Ag3PO4 = Cu3(PO4)2 + 6 AgNO3
AlCl + PbNO3 = PbCl + AlNO3 =>
AlCl + PbNO3 = PbCl + AlNO3
C4 + H2 = C6H6 =>
3 C4 + 6 H2 = 2 C6H6
MgNO2 + NaCl = MgCl + NaNO2 =>
MgNO2 + NaCl = MgCl + NaNO2
NaF + K2O = Na2O + KF =>
2 NaF + K2O = Na2O + 2 KF
Zn + H2SO4 = Zn2(SO4)2 + SO2 + H2O =>
2 Zn + 4 H2SO4 = Zn2(SO4)2 + 2 SO2 + 4 H2O
Mn(NO3)2 + H2S = MnS + H + NO3 =>
Mn(NO3)2 + H2S = MnS + 2 H + 2 NO3
TiCl4 + Mg = MgCl2 + Ti0 =>
TiCl4 + 2 Mg = 2 MgCl2 + Ti0
KIO3 + NaS2O5 = I2 + Na2SO4 + K2SO4 + SO3 =>
6 KIO3 + 10 NaS2O5 = 3 I2 + 5 Na2SO4 + 3 K2SO4 + 12 SO3
Zn + HC1 = ZnC12 + H2 =>
Zn + 12 HC1 = ZnC12 + 6 H2
K2CO3 + CH3CO2 = KCH3CO2 + CO2 + H2O =>
7 K2CO3 + 16 CH3CO2 = 14 KCH3CO2 + 11 CO2 + 3 H2O
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
C10H8 + CrO3 + H2SO4 = C8H6O4 + Cr2(SO4)3 + H2O =>
4 C10H8 + 14 CrO3 + 21 H2SO4 = 5 C8H6O4 + 7 Cr2(SO4)3 + 22 H2O
ZnO + CuO = ZnCuO2 =>
ZnO + CuO = ZnCuO2
CaC2(s) + H2O(l) = C2H2(g) + Ca(OH)2(aq) =>
CaC2(s) + 2 H2O(l) = C2H2(g) + Ca(OH)2(aq)
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
TiCl4 + Mg = MgCl2 + Ti0 =>
TiCl4 + 2 Mg = 2 MgCl2 + Ti0
CH3COOH + Ca(HCO3)2 = (CH3COO)2Ca + H2CO3 =>
2 CH3COOH + Ca(HCO3)2 = (CH3COO)2Ca + 2 H2CO3
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
HCe + AgNO3 = HNO3 + AgCe =>
HCe + AgNO3 = HNO3 + AgCe
K2SO4 + Pb(NO2)2 = PbSO4 + KNO2 =>
K2SO4 + Pb(NO2)2 = PbSO4 + 2 KNO2
K + CaS = K2S + Ca =>
2 K + CaS = K2S + Ca
Li + Au2Cl3 = LiCl + Au =>
3 Li + Au2Cl3 = 3 LiCl + 2 Au
Co + H = HCo =>
Co + H = HCo
S + Ag = Ag2S2 =>
2 S + 2 Ag = Ag2S2
BaCO3(s) + HBr(aq) = BaBr2(aq) + H2CO3(aq) =>
BaCO3(s) + 2 HBr(aq) = BaBr2(aq) + H2CO3(aq)
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
MnSO3 + Na2CO3 + O2 = CO2 + Na2SO4 + NaMnO4 =>
4 MnSO3 + 6 Na2CO3 + 7 O2 = 6 CO2 + 4 Na2SO4 + 4 NaMnO4
Cl2 + H(OH) = HClO + HCl =>
Cl2 + H(OH) = HClO + HCl
H2O + F2 = HF + O2 =>
2 H2O + 2 F2 = 4 HF + O2
FeO + NaCN + H2O2 + H2 = Fe(CN)2 + NaOH =>
2 FeO + 4 NaCN + H2O2 + H2 = 2 Fe(CN)2 + 4 NaOH
P + HBr = PBr3 + H =>
P + 3 HBr = PBr3 + 3 H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/02/24
Équations équilibrées sur10/02/23
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