| Équations équilibrées la veille |
2 Sr + C = Sr2C
Fe2O3 + OH{-} = FeO4{2-} + H2O + e =>
Fe2O3 + 10 OH{-} = 2 FeO4{2-} + 5 H2O + 6e
FeO + SO2 + O2 = FeSO4 =>
2 FeO + 2 SO2 + O2 = 2 FeSO4
Ca + ClO3 = CaCl2 + O2 =>
Ca + 2 ClO3 = CaCl2 + 3 O2
NaI(aq) + CuCl2(aq) = NaCl(aq) + CuI2(aq) =>
2 NaI(aq) + CuCl2(aq) = 2 NaCl(aq) + CuI2(aq)
SiO2 + CO2 = Si2CO3 + O2 =>
4 SiO2 + 2 CO2 = 2 Si2CO3 + 3 O2
Au(s) + O2(g) = Au2O3 =>
4 Au(s) + 3 O2(g) = 2 Au2O3
Fe + KNO3 + H2O = FeO + KOH + NH3 =>
4 Fe + KNO3 + 2 H2O = 4 FeO + KOH + NH3
CoCl2 + H2O2 + NaOH = CoO(OH) + NaCl + H2O =>
2 CoCl2 + H2O2 + 4 NaOH = 2 CoO(OH) + 4 NaCl + 2 H2O
Ca + Ne = CaNe =>
Ca + Ne = CaNe
NaI(aq) + CuCl2(aq) = NaCl(aq) + CuI2(s) =>
2 NaI(aq) + CuCl2(aq) = 2 NaCl(aq) + CuI2(s)
CuCO3 + HClO4 = Cu(ClO4)2 + CO2 + H2O =>
CuCO3 + 2 HClO4 = Cu(ClO4)2 + CO2 + H2O
K2O + H2CO3 = K2CO3 + H2O =>
K2O + H2CO3 = K2CO3 + H2O
CH4N2O + H3PO4 + C6H12O6 + H2SO4 = C12H16N3O3PS + H2O + CO2 =>
3 CH4N2O + 2 H3PO4 + 5 C6H12O6 + 2 H2SO4 = 2 C12H16N3O3PS + 25 H2O + 9 CO2
Ba(OH)2 + H2O2 = BaO2 + H2O =>
Ba(OH)2 + H2O2 = BaO2 + 2 H2O
Cr(OH)3 + H2O = CrO4{2-} + H{+} + e =>
Cr(OH)3 + H2O = CrO4{2-} + 5 H{+} + 3e
ZnO + HCl = ZnCl2 + H2O = =>
ZnO + 2 HCl = ZnCl2 + H2O
CH3COONH4 + Ba(OH)2 = (CH3COO)2Ba + NH4OH =>
2 CH3COONH4 + Ba(OH)2 = (CH3COO)2Ba + 2 NH4OH
AgClO3 + Ni(NO3)2 = Ag(NO3) + Ni(ClO3)2 =>
2 AgClO3 + Ni(NO3)2 = 2 Ag(NO3) + Ni(ClO3)2
CH3(CH2)2CH3(g) + O2 = CO2(g) + H2O =>
2 CH3(CH2)2CH3(g) + 13 O2 = 8 CO2(g) + 10 H2O
BCl3 + NF3 = BNCl3F3 =>
BCl3 + NF3 = BNCl3F3
Sr + Cl + O = SrClO3 =>
Sr + Cl + 3 O = SrClO3
C4H8 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO + H2O =>
2 C4H8 + 2 KMnO4 + 3 H2SO4 = 4 CH3COOH + 2 MnSO4 + K2SO + 3 H2O
Ca + Ar = Ca3Ar2 =>
3 Ca + 2 Ar = Ca3Ar2
BaO + K2O = KO + Ba2O =>
2 BaO + K2O = 2 KO + Ba2O
C2H6O(aq) + O2 = CO2 + H2O =>
C2H6O(aq) + 3 O2 = 2 CO2 + 3 H2O
Ba(OH)2 + NaSO4 = BaSO4 + Na(OH)2 =>
Ba(OH)2 + NaSO4 = BaSO4 + Na(OH)2
Ca(ClO3)2 + KI + H2SO4 = CaCl2 + K2SO4 + I2 + H2O =>
Ca(ClO3)2 + 12 KI + 6 H2SO4 = CaCl2 + 6 K2SO4 + 6 I2 + 6 H2O
B5H9(g) + O2(g) = B2O3(s) + H2O(g) =>
2 B5H9(g) + 12 O2(g) = 5 B2O3(s) + 9 H2O(g)
HI + HNO3(n) = HIO3 + NO2 + H2O =>
HI + 6 HNO3(n) = HIO3 + 6 NO2 + 3 H2O
Ca(OH)2 + (NH4)Cl = (NH4)(OH) + CaCl2 =>
Ca(OH)2 + 2(NH4)Cl = 2(NH4)(OH) + CaCl2
CuClO4 + Al = Cu + AlClO4 =>
CuClO4 + Al = Cu + AlClO4
Al + S4 = AlS =>
4 Al + S4 = 4 AlS
H2PO4{-} + NaOH = NaHPO4{-} + H2O =>
H2PO4{-} + NaOH = NaHPO4{-} + H2O
(OH)CH2CH3 + O2 = CO2 + H2O =>
(OH)CH2CH3 + 3 O2 = 2 CO2 + 3 H2O
Na2O + PbO2 = Na2PbO3 =>
Na2O + PbO2 = Na2PbO3
Na(s) + Br(l) = NaBr =>
Na(s) + Br(l) = NaBr
CaC2 + CaH2 = CH4 + Ca =>
CaC2 + 4 CaH2 = 2 CH4 + 5 Ca
BrF = Br + F =>
BrF = Br + F
A + B2 = A3B2 =>
3 A + B2 = A3B2
Ti2(SO4)3 + KClO3 + KOH = K2TiO3 + K2SO4 + KCl + H2O =>
3 Ti2(SO4)3 + KClO3 + 30 KOH = 6 K2TiO3 + 9 K2SO4 + KCl + 15 H2O
KMnO4 + K2[Fe(CN)6] + H2SO4 = K[Fe(CN)6] + MnSO4 + K2SO4 + H2O =>
KMnO4 + 5 K2[Fe(CN)6] + 4 H2SO4 = 5 K[Fe(CN)6] + MnSO4 + 3 K2SO4 + 4 H2O
Sn{2+} + Cu = Sn + Cu{+} =>
Sn{2+} + 2 Cu = Sn + 2 Cu{+}
S8 + Br2 = SBr2 =>
S8 + 8 Br2 = 8 SBr2
(CH3)2CHCH2COOH + H2O = (CH3)2CHCH2COO + H3O =>
(CH3)2CHCH2COOH + H2O = (CH3)2CHCH2COO + H3O
CH3COOH + CH3CH2CH2OH = C5H10O2 + H2O =>
CH3COOH + CH3CH2CH2OH = C5H10O2 + H2O
CuNO3 + Ba(OH)2 = CuOH + Ba(NO3)2 =>
2 CuNO3 + Ba(OH)2 = 2 CuOH + Ba(NO3)2
CH3CH2NO2 + H2 = CH3CH2NH2 + H2O =>
CH3CH2NO2 + 3 H2 = CH3CH2NH2 + 2 H2O
NaHCO3(s) + C6H8O7(aq) = NaC6H7O7(aq) + CO2(g) + H2O(l) =>
NaHCO3(s) + C6H8O7(aq) = NaC6H7O7(aq) + CO2(g) + H2O(l)
H2O + Cr2O7{2-} + Cl{-} = Cr{3+} + Cl2 + OH{-} =>
7 H2O + Cr2O7{2-} + 6 Cl{-} = 2 Cr{3+} + 3 Cl2 + 14 OH{-}
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Équations équilibrées sur10/27/24
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