| Équations équilibrées la veille |
2 Cr2O3 + 6 S = 2 Cr2S3 + 3 O2
Mg(OH)2 + Al2O3 = MgAl2O4 + H2O =>
Mg(OH)2 + Al2O3 = MgAl2O4 + H2O
C7H16(g) + O2 = CO2 + H2O =>
C7H16(g) + 11 O2 = 7 CO2 + 8 H2O
KBr + CaS = K2S + CaBr2 =>
2 KBr + CaS = K2S + CaBr2
CH2O + NaOH = CH3OH + HCOONa =>
2 CH2O + NaOH = CH3OH + HCOONa
Pb + Fe2(SO4)3 = Pb(SO4)2 + Fe =>
3 Pb + 2 Fe2(SO4)3 = 3 Pb(SO4)2 + 4 Fe
Ti(ClO3)4 = TiCl4 + O2 =>
Ti(ClO3)4 = TiCl4 + 6 O2
Na2CO3(s) + H2SO4 = Na2SO4 + H2CO3 =>
Na2CO3(s) + H2SO4 = Na2SO4 + H2CO3
Cr2O3 + KOH = KCrO2 + H2O =>
Cr2O3 + 2 KOH = 2 KCrO2 + H2O
H2C3H2O4 + KOH = K2C3H2O4 + H2O =>
H2C3H2O4 + 2 KOH = K2C3H2O4 + 2 H2O
CH3COOAg = CH3COO{-} + Ag{+} =>
CH3COOAg = CH3COO{-} + Ag{+}
Rb + H3PO4 = Rb3PO4 + PO + H2O =>
3 Rb + 2 H3PO4 = Rb3PO4 + PO + 3 H2O
Mn2O3 + H2O = MnO2 + H{+} + e =>
Mn2O3 + H2O = 2 MnO2 + 2 H{+} + 2e
S8 + BaO = BaS + O =>
S8 + 8 BaO = 8 BaS + 8 O
Li2O + SiO2 = Li2Si2O5 =>
Li2O + 2 SiO2 = Li2Si2O5
H3AsO4 + KI + HCl = HAsO2 + I2 + KCl + H2O =>
H3AsO4 + 2 KI + 2 HCl = HAsO2 + I2 + 2 KCl + 2 H2O
Cu + O2 + NH4OH = Cu(NH3)4(OH)2 + H2O =>
2 Cu + O2 + 8 NH4OH = 2 Cu(NH3)4(OH)2 + 6 H2O
Na2CO3(aq) + CoCl2(aq) = NaCl + CO3Co =>
Na2CO3(aq) + CoCl2(aq) = 2 NaCl + CO3Co
CH3OCH3 + O2 = CO2 + H2O =>
CH3OCH3 + 3 O2 = 2 CO2 + 3 H2O
I2 + NaOH = NaI + NaIO3 + H2O =>
3 I2 + 6 NaOH = 5 NaI + NaIO3 + 3 H2O
CH3NH2 + H2SO4 = CH3NH3{+} + HSO4{-} =>
CH3NH2 + H2SO4 = CH3NH3{+} + HSO4{-}
CH3NH2 + H2O = HCH3NH2 + OH =>
CH3NH2 + H2O = HCH3NH2 + OH
HClO + Ni(OH)2 = Ni(ClO)2 + HOH =>
2 HClO + Ni(OH)2 = Ni(ClO)2 + 2 HOH
NH4Cl + KNO2 = KCl + NH4NO2 =>
NH4Cl + KNO2 = KCl + NH4NO2
NaHCO3 + C3H5O(COOH)3 = H2CO3 + C3H5O(COONa)3 =>
3 NaHCO3 + C3H5O(COOH)3 = 3 H2CO3 + C3H5O(COONa)3
CaOCl2 + Na2CO3 = CaCO3 + NaCl + NaOCl =>
CaOCl2 + Na2CO3 = CaCO3 + NaCl + NaOCl
Ni(OH)2 + NaOH + Br2 = Ni2O3 + NaBr + H2O =>
2 Ni(OH)2 + 2 NaOH + Br2 = Ni2O3 + 2 NaBr + 3 H2O
CH3OOH + NaOH = NaCH3OO + H2O =>
CH3OOH + NaOH = NaCH3OO + H2O
Mg2 + OH = Mg(OH)2 =>
Mg2 + 4 OH = 2 Mg(OH)2
Mn(OH)2 + Br2 + NaOH = MnO(OH)2 + NaBr + H2O =>
Mn(OH)2 + Br2 + 2 NaOH = MnO(OH)2 + 2 NaBr + H2O
Al + FeCl3 = AlCl3 + Fe2 =>
2 Al + 2 FeCl3 = 2 AlCl3 + Fe2
Co + HBr = CoBr2 + H2 =>
Co + 2 HBr = CoBr2 + H2
CHF3 + F2 = CF4 + HF =>
CHF3 + F2 = CF4 + HF
Cl2(aq) + CaI2(aq) = CaCl2(aq) + I2 =>
Cl2(aq) + CaI2(aq) = CaCl2(aq) + I2
C3H4 + HCl = C3H6Cl2 =>
C3H4 + 2 HCl = C3H6Cl2
HOOC(CH2)COOH + NaOH = NaOOC(CH2)COONa + H2O =>
HOOC(CH2)COOH + 2 NaOH = NaOOC(CH2)COONa + 2 H2O
GeO2 + H2O = GeO3H2 =>
GeO2 + H2O = GeO3H2
Cu(NO3)2 + NaI = CuI2 + Na(NO3) =>
Cu(NO3)2 + 2 NaI = CuI2 + 2 Na(NO3)
C2H4O2 + KOH = CH3CO2K + H2O =>
C2H4O2 + KOH = CH3CO2K + H2O
S8 + OH{-} = S2O3{2-} + S2{2-} + H2O =>
3 S8 + 24 OH{-} = 4 S2O3{2-} + 8 S2{2-} + 12 H2O
CH2 + H2O = CH3OH =>
CH2 + H2O = CH3OH
C2H5COOH + NaOH = C2H5COONa + H2O =>
C2H5COOH + NaOH = C2H5COONa + H2O
NH3(aq) + O2(g) = NO(g) + H2O =>
4 NH3(aq) + 5 O2(g) = 4 NO(g) + 6 H2O
Cu(NO3)2 + NaI = CuI2 + Na(NO3) =>
Cu(NO3)2 + 2 NaI = CuI2 + 2 Na(NO3)
Fe2 + CO2 + H2O = Fe2O3 + CH4 =>
4 Fe2 + 3 CO2 + 6 H2O = 4 Fe2O3 + 3 CH4
FeCl2(s) + O2(g) = FeCl3(s) + Fe2O3(s) =>
12 FeCl2(s) + 3 O2(g) = 8 FeCl3(s) + 2 Fe2O3(s)
NH4Cl + Fe(NO3)3 = NH4NO3 + FeCl3 =>
3 NH4Cl + Fe(NO3)3 = 3 NH4NO3 + FeCl3
Bi + I = BiI3 =>
Bi + 3 I = BiI3
NaCl + Ba3(PO4)2 = Na3PO4 + BaCl2 =>
6 NaCl + Ba3(PO4)2 = 2 Na3PO4 + 3 BaCl2
NaCl(s) + SO2(g) + H2O(l) + O2(g) = NaSO4(s) + HCl(g) =>
4 NaCl(s) + 4 SO2(g) + 2 H2O(l) + 3 O2(g) = 4 NaSO4(s) + 4 HCl(g)
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Équations équilibrées sur10/23/24
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