| Équations équilibrées la veille |
CH4(g) + 4 Cl2 = CCl4(g) + 4 HCl(g)
Pb(C2H4O2)2 + (NH4)2SO4 = PbSO4 + NH4C2H4O2 =>
Pb(C2H4O2)2 + (NH4)2SO4 = PbSO4 + 2 NH4C2H4O2
V2S5 + HNO3 = (VO)2NO3 + NO2 + H2SO4 + H2O =>
V2S5 + 36 HNO3 = (VO)2NO3 + 35 NO2 + 5 H2SO4 + 13 H2O
FeCl3 + Cl2 + NaOH = Na2FeO4 + NaCl + H2O =>
2 FeCl3 + 3 Cl2 + 16 NaOH = 2 Na2FeO4 + 12 NaCl + 8 H2O
CH4(g) + Cl2 = CCl4(l) + HCl =>
CH4(g) + 4 Cl2 = CCl4(l) + 4 HCl
MnO4{-}1 + I{-}1 + H{+} = Mn{+} + I2 + H2O =>
MnO4{-}1 + 6 I{-}1 + 8 H{+} = Mn{+} + 3 I2 + 4 H2O
CaCO3 + HCl = H2O + CO2 + CaCl2 =>
CaCO3 + 2 HCl = H2O + CO2 + CaCl2
ClO + HCl = Cl2 + H2O =>
2 ClO + 4 HCl = 3 Cl2 + 2 H2O
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Mg(OH)2 + HCl = H2O + MgCl2 =>
Mg(OH)2 + 2 HCl = 2 H2O + MgCl2
Na2CO3 + Fe(OH)3 = Fe2(CO3)3 + NaOH =>
3 Na2CO3 + 2 Fe(OH)3 = Fe2(CO3)3 + 6 NaOH
Fe + NH3 + H2O = Fe(OH)3 + (NH4) =>
Fe + 3 NH3 + 3 H2O = Fe(OH)3 + 3(NH4)
CuSO4 + K3PO4 = CuK3 + SO4PO4 =>
CuSO4 + K3PO4 = CuK3 + SO4PO4
ZnS + O2 = ZnO + S8 =>
8 ZnS + 4 O2 = 8 ZnO + S8
CH3CH2C(O)OH + KOH = CH3CH2C(O)OK + H2O =>
CH3CH2C(O)OH + KOH = CH3CH2C(O)OK + H2O
Al3 + FeO2 = Al2O3 + Fe =>
4 Al3 + 9 FeO2 = 6 Al2O3 + 9 Fe
KCN + Zn(NO3)2 = KNO3 + Zn(CN)2 =>
2 KCN + Zn(NO3)2 = 2 KNO3 + Zn(CN)2
CH3COOH + HNO3 = NO3 + CH3CO + H2O =>
CH3COOH + HNO3 = NO3 + CH3CO + H2O
NaOH + H = NaOH2 =>
NaOH + H = NaOH2
N + Hg2 = Hg6N2 =>
2 N + 3 Hg2 = Hg6N2
F2 + Ca3(PO4)2 = CaF2 + PO4 =>
3 F2 + Ca3(PO4)2 = 3 CaF2 + 2 PO4
CH3CH2COOH + Cl2 = CH3CHClCOOH + HCl =>
CH3CH2COOH + Cl2 = CH3CHClCOOH + HCl
Zn + (FeCl)3 = ZnCl2 + Fe =>
3 Zn + 2(FeCl)3 = 3 ZnCl2 + 6 Fe
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
C3H6O2 + H2 = C3H8O + H2O =>
C3H6O2 + 2 H2 = C3H8O + H2O
Cl + O2 = Cl2O =>
4 Cl + O2 = 2 Cl2O
C6H8O6 + KIO3 = C6H6O6 + H2O + KIO =>
2 C6H8O6 + KIO3 = 2 C6H6O6 + 2 H2O + KIO
CH2CH2OH + O2 = CO2 + H2O =>
4 CH2CH2OH + 11 O2 = 8 CO2 + 10 H2O
W2(CO3)4 = W + CO3 =>
W2(CO3)4 = 2 W + 4 CO3
Ba(NO3)2(aq) + K2C2O4(aq) = BaC2O4 + KNO3 =>
Ba(NO3)2(aq) + K2C2O4(aq) = BaC2O4 + 2 KNO3
C6H12 + H2SO4 = CO2 + SO2 + H2O =>
C6H12 + 18 H2SO4 = 6 CO2 + 18 SO2 + 24 H2O
H2SO4 + Zn(OH)2 = ZnSO4 + H2O =>
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
CuSO4 + KI = CuI2 + K2SO4 =>
CuSO4 + 2 KI = CuI2 + K2SO4
HSiCl3 + H2O = H10Si10O15 + HCl =>
10 HSiCl3 + 15 H2O = H10Si10O15 + 30 HCl
CH3OH + CH4 = C2H5OH + H2 =>
CH3OH + CH4 = C2H5OH + H2
PCl5 = P + Cl2 =>
2 PCl5 = 2 P + 5 Cl2
KMnO4 + H2O = KOH + MnO2 + O =>
2 KMnO4 + H2O = 2 KOH + 2 MnO2 + 3 O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C6H6 + KMnO4 + H2O = C6H4(OH)2 + MnO2 + KOH =>
3 C6H6 + 4 KMnO4 + 2 H2O = 3 C6H4(OH)2 + 4 MnO2 + 4 KOH
Na2S2O3(aq) + Cl2(aq) + H2O(l) = NaHSO4(aq) + HCl(aq) =>
Na2S2O3(aq) + 4 Cl2(aq) + 5 H2O(l) = 2 NaHSO4(aq) + 8 HCl(aq)
NaI + CoCl2 = NaCl + CoI2 =>
2 NaI + CoCl2 = 2 NaCl + CoI2
C5H12O + HCl = C5H11Cl + H2O =>
C5H12O + HCl = C5H11Cl + H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Cr2O7{2-} + C2H6 + H{+} = CO2 + Cr{3+} + H2O =>
7 Cr2O7{2-} + 3 C2H6 + 56 H{+} = 6 CO2 + 14 Cr{3+} + 37 H2O
C2H7N = C2H4 + NH3 =>
C2H7N = C2H4 + NH3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CH4 + S8 = CS2 + H2S =>
2 CH4 + S8 = 2 CS2 + 4 H2S
C4H6O3 + H2O = C2H4O2 =>
C4H6O3 + H2O = 2 C2H4O2
I{-}(aq) + NO2(aq) + H{+} = I2(s) + NO(g) + H2O =>
2 I{-}(aq) + NO2(aq) + 2 H{+} = I2(s) + NO(g) + H2O
Cu(H2O)2(OH)2 + NH3 = (Cu(NH3)4(H2O)2){2+} + OH{-} =>
Cu(H2O)2(OH)2 + 4 NH3 = (Cu(NH3)4(H2O)2){2+} + 2 OH{-}
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Équations équilibrées sur11/18/24
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