| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 CrCl3 + H2O2 + 14 NaOH = 2 NaCr2O4 + 8 H2O + 12 NaCl
H2TiO3 + NaOH = Na2TiO3 + H2O =>
H2TiO3 + 2 NaOH = Na2TiO3 + 2 H2O
Pt(s) + HCl(aq) = PtCl + H =>
Pt(s) + HCl(aq) = PtCl + H
SF6 + NaOH = Na2SO4 + NaF + H2O =>
SF6 + 8 NaOH = Na2SO4 + 6 NaF + 4 H2O
Pb(NO3)2 = PbO + NO2 + O2 = =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
AgOCN = Ag + OCN =>
AgOCN = Ag + OCN
Mg(HCO3)2 + HC2H3O2 = Mg(C2H3O2)2 + H2CO3 =>
Mg(HCO3)2 + 2 HC2H3O2 = Mg(C2H3O2)2 + 2 H2CO3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Dy2O3 + H2SO4 = Dy2(SO4)3 + H2O =>
Dy2O3 + 3 H2SO4 = Dy2(SO4)3 + 3 H2O
CuFeS2 = Cu + Fe + S2 =>
CuFeS2 = Cu + Fe + S2
NH4OH + HBr = NH4Br + H2O =>
NH4OH + HBr = NH4Br + H2O
K2ZnO2 + H2SO4 = K2SO4 + ZnSO4 + H2O =>
K2ZnO2 + 2 H2SO4 = K2SO4 + ZnSO4 + 2 H2O
FeC2O4*2H2O + H2C2O4 + H2O2 + K2C2O4 = K3(Fe(C2O4)3)*3H2O =>
2 FeC2O4*2H2O + H2C2O4 + H2O2 + 3 K2C2O4 = 2 K3(Fe(C2O4)3)*3H2O
NiO + H2SO4 = NiSO4 + H2O =>
NiO + H2SO4 = NiSO4 + H2O
NCCH2CH2CN + H2O + HCl = HOOCCH2CH2COOH + NH4Cl =>
NCCH2CH2CN + 4 H2O + 2 HCl = HOOCCH2CH2COOH + 2 NH4Cl
Zn + HCH3COO = Zn(CH3COO)2 + H2 =>
Zn + 2 HCH3COO = Zn(CH3COO)2 + H2
Cr2O3 + CO = Cr + CO2 =>
Cr2O3 + 3 CO = 2 Cr + 3 CO2
Na(s) + H2O(aq) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(aq) = 2 NaOH(aq) + H2(g)
H3PO4(aq) + Mn(OH)2(aq) = Mn3(PO4)2 + H2O =>
2 H3PO4(aq) + 3 Mn(OH)2(aq) = Mn3(PO4)2 + 6 H2O
Al + K(OH) + H2O = K{+} + Al(OH)4{-} + H2 =>
2 Al + 2 K(OH) + 6 H2O = 2 K{+} + 2 Al(OH)4{-} + 3 H2
Ca(OH)2(aq) + CH3COOH(aq) = Ca(CH3COO)2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 CH3COOH(aq) = Ca(CH3COO)2(aq) + 2 H2O(l)
P2S3 + HIO + H2O = H3PO4 + S + HI =>
P2S3 + 5 HIO + 3 H2O = 2 H3PO4 + 3 S + 5 HI
C4H10 + O2 = CH3CO2H + H2O =>
2 C4H10 + 5 O2 = 4 CH3CO2H + 2 H2O
Br + HOCl = HOBr + Cl =>
Br + HOCl = HOBr + Cl
Cl + HF = HCl + F =>
Cl + HF = HCl + F
CO2H2O = H2CO3 =>
CO2H2O = H2CO3
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
Cr + HCI = Cr(HCI) =>
Cr + HCI = Cr(HCI)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Sc + Br2 = ScBr2 =>
Sc + Br2 = ScBr2
Cu(NO3)2 + Al2O3 = CuAl2O4 + NO + O2 =>
2 Cu(NO3)2 + 2 Al2O3 = 2 CuAl2O4 + 4 NO + 3 O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
AgO + HNO3 = AgNO3 + OH =>
AgO + HNO3 = AgNO3 + OH
Ag + CaCO3 = Ca + Ag2CO3 =>
2 Ag + CaCO3 = Ca + Ag2CO3
Au(NO3)3 + Sn = Sn(NO3)2 + Au =>
2 Au(NO3)3 + 3 Sn = 3 Sn(NO3)2 + 2 Au
V + HNO3 + HF = H[VF6] + NO + H2O =>
3 V + 5 HNO3 + 18 HF = 3 H[VF6] + 5 NO + 10 H2O
NaHSO4 + HCl = NaCl + H2O + SO3 =>
NaHSO4 + HCl = NaCl + H2O + SO3
Mn(NO3)2 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
HNO3 = NO + H2O + O2 =>
4 HNO3 = 4 NO + 2 H2O + 3 O2
Fe2 + O3 + C = FeCO2 =>
3 Fe2 + 4 O3 + 6 C = 6 FeCO2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
BaF2 + NaNO3 = Ba(NO3)2 + NaF =>
BaF2 + 2 NaNO3 = Ba(NO3)2 + 2 NaF
H3AsO4 + KI + H2SO4 = H3AsO3 + I2 + K2SO4 + H2O =>
H3AsO4 + 2 KI + H2SO4 = H3AsO3 + I2 + K2SO4 + H2O
HCl(l) + NaOH(s) = NaCl + H2O =>
HCl(l) + NaOH(s) = NaCl + H2O
BeH2 + H2O = BeO + H2 =>
BeH2 + H2O = BeO + 2 H2
K2Cr2O7 + NaOH = Na2Cr2O7 + KOH =>
K2Cr2O7 + 2 NaOH = Na2Cr2O7 + 2 KOH
FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
PCl5 + O2 = P2O5 + Cl2O3 =>
2 PCl5 + 10 O2 = P2O5 + 5 Cl2O3
KOH + MgI{2+} = MgOH{2+} + KI =>
KOH + MgI{2+} = MgOH{2+} + KI
Ne + H2O = NeOH + H2 =>
2 Ne + 2 H2O = 2 NeOH + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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