| Équations équilibrées la veille | Équations équilibrées le lendemain |
C7H16(l) = C7(g) + H16(g)
Zn3Ca2 + H2O = Zn{+2} + OH{-} + CaH3 =>
Zn3Ca2 + 6 H2O = 3 Zn{+2} + 6 OH{-} + 2 CaH3
Na2HPO4 = Na4P2O7 + H2O =>
2 Na2HPO4 = Na4P2O7 + H2O
Na + I = NaI =>
Na + I = NaI
Al2(SO3)3(s) = Al2O3(s) + SO2(g) =>
Al2(SO3)3(s) = Al2O3(s) + 3 SO2(g)
NaOH + HCH3CO2 = CH3COONa + H2O =>
NaOH + HCH3CO2 = CH3COONa + H2O
H{+} + Cr2O7{2-} + Cl{-} = Cr{3+} + Cl2 + H2O =>
14 H{+} + Cr2O7{2-} + 6 Cl{-} = 2 Cr{3+} + 3 Cl2 + 7 H2O
Zn(OH)2Cl = Zn(OH)2 + Cl2 =>
2 Zn(OH)2Cl = 2 Zn(OH)2 + Cl2
CH3CH2OH + CrO7{2-} + H{+} = CH3COOH + Cr{3+} + H2O =>
9 CH3CH2OH + 4 CrO7{2-} + 20 H{+} = 9 CH3COOH + 4 Cr{3+} + 19 H2O
Cu(NO3)2 + Ba2S = BaNO3 + CuS =>
Cu(NO3)2 + Ba2S = 2 BaNO3 + CuS
C6H10O5 + O2 = CO2 + H2 =>
2 C6H10O5 + 7 O2 = 12 CO2 + 10 H2
Na2CO3 + KH2SbO4 = Na2H2Sb2O7 + H2O + K2CO3 =>
Na2CO3 + 2 KH2SbO4 = Na2H2Sb2O7 + H2O + K2CO3
K2Cr2O7 + KI + H2SO4 = Cr2(SO4)3 + K2SO4 + I2 + H2O =>
K2Cr2O7 + 6 KI + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 3 I2 + 7 H2O
K2CO3 + HNO3 = CO2 + H2O + KNO3 =>
K2CO3 + 2 HNO3 = CO2 + H2O + 2 KNO3
KMnO4 + H3N = KNO3 + MnO2 + KOH + H2O =>
8 KMnO4 + 3 H3N = 3 KNO3 + 8 MnO2 + 5 KOH + 2 H2O
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
Cu(OH)2 + NaOH + C6H12O6 = Cu2O + H2O + Na2CO3 =>
24 Cu(OH)2 + 12 NaOH + C6H12O6 = 12 Cu2O + 36 H2O + 6 Na2CO3
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
(NH4)2C2O4 + BaCl2 = BaC2O4 + NH4Cl =>
(NH4)2C2O4 + BaCl2 = BaC2O4 + 2 NH4Cl
CoCl2 + C3H6O = CoH6O + Cl2C3 =>
CoCl2 + C3H6O = CoH6O + Cl2C3
C2H11O2 + O2 = CO2 + H2O =>
4 C2H11O2 + 15 O2 = 8 CO2 + 22 H2O
H2SO3 + K2Cr2O7 + H2O = K2SO4 + H2Cr2O7 + H2 =>
H2SO3 + K2Cr2O7 + H2O = K2SO4 + H2Cr2O7 + H2
C6H5CH3 + O(g) = H2O + CO2(g) =>
C6H5CH3 + 18 O(g) = 4 H2O + 7 CO2(g)
FeCl2 + Na2SO3 = FeSO3 + NaCl =>
FeCl2 + Na2SO3 = FeSO3 + 2 NaCl
C40H56 + H2SO4 = C40SO4 + H2 =>
C40H56 + H2SO4 = C40SO4 + 29 H2
Pb(NO3)2 = PbO + nitrogendioxide + oxygen =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
PbO2 + H + Cl = PbCl2 + H2O =>
PbO2 + 4 H + 2 Cl = PbCl2 + 2 H2O
FeBr3 + F2 = FeF3 + Br2 =>
2 FeBr3 + 3 F2 = 2 FeF3 + 3 Br2
CaSO4*2H2O = CaSO4 + H2O =>
CaSO4*2H2O = CaSO4 + 2 H2O
H2SO4(aq) + Cr(OH)3(s) = Cr2(SO4)3(s) + H2O(l) =>
3 H2SO4(aq) + 2 Cr(OH)3(s) = Cr2(SO4)3(s) + 6 H2O(l)
C5H14 + O2 = CO2 + H2O =>
2 C5H14 + 17 O2 = 10 CO2 + 14 H2O
HCl(aq) + NO3(aq) = HNO2(aq) + Cl2(aq) + H2O =>
6 HCl(aq) + 2 NO3(aq) = 2 HNO2(aq) + 3 Cl2(aq) + 2 H2O
Cl2O + HNO3 = ClNO3 + H2O =>
Cl2O + 2 HNO3 = 2 ClNO3 + H2O
C7H5NO4 + C2H5OH = C9H9NO4 + H2O =>
C7H5NO4 + C2H5OH = C9H9NO4 + H2O
HClO4 = ClO4 + H =>
HClO4 = ClO4 + H
MoO3(cr) + Zn(cr) + H2SO4(l) = Mo2O3(cr) + ZnSO4(aq) + H2O(l) =>
2 MoO3(cr) + 3 Zn(cr) + 3 H2SO4(l) = Mo2O3(cr) + 3 ZnSO4(aq) + 3 H2O(l)
CH3CH(OH)COOH + NaHCO3 = CH3CH(OH)COONa + CO2 + H2O =>
CH3CH(OH)COOH + NaHCO3 = CH3CH(OH)COONa + CO2 + H2O
SnCl4 + Na2S = SnS2 + NaCl =>
SnCl4 + 2 Na2S = SnS2 + 4 NaCl
FeCl2 + Na2SO3 = FeSO3 + NaCl =>
FeCl2 + Na2SO3 = FeSO3 + 2 NaCl
C6H10O + MnO4 = C6H10O4 + MnO2 =>
2 C6H10O + 3 MnO4 = 2 C6H10O4 + 3 MnO2
C6H7O2(OH)2(ONa) + CH3CHCH2O + H2O = C6H7O2(OH)2OCH2CH(OH)CH3 + NaOH =>
C6H7O2(OH)2(ONa) + CH3CHCH2O + H2O = C6H7O2(OH)2OCH2CH(OH)CH3 + NaOH
NH4OH + H2SO4 = (NH4)2SO4 + H2O =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 H2O
Na3PO4 + Sr(NO3)2 = Sr3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3 Sr(NO3)2 = Sr3(PO4)2 + 6 NaNO3
Na3N + F2 = NaF + N2 =>
2 Na3N + 3 F2 = 6 NaF + N2
Mg + HBr = H2 + MgBr2 =>
Mg + 2 HBr = H2 + MgBr2
KCN + HCl = KCl + HCN =>
KCN + HCl = KCl + HCN
H2S + H2O3 = H2O + S =>
2 H2S + H2O3 = 3 H2O + 2 S
Fe + O2 + H2SO4 = Fe2(SO4)3 + H2O =>
4 Fe + 3 O2 + 6 H2SO4 = 2 Fe2(SO4)3 + 6 H2O
RuO2 + H2SO4 + KCl = RuSO4 + K2SO4 + Cl2 + H2O =>
RuO2 + 2 H2SO4 + 2 KCl = RuSO4 + K2SO4 + Cl2 + 2 H2O
LiAlO2 + HNO3 = LiNO3 + Al(NO3)3 + H2O =>
LiAlO2 + 4 HNO3 = LiNO3 + Al(NO3)3 + 2 H2O
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