| Équations équilibrées la veille |
ZnS + 4 H2SO4 = ZnSO4 + 4 SO2 + 4 H2O
Sr + Cl = SrCl2 =>
Sr + 2 Cl = SrCl2
Na2(SO4) + Ca(NO3)2 = Na(NO3) + Ca2(SO4)2 =>
2 Na2(SO4) + 2 Ca(NO3)2 = 4 Na(NO3) + Ca2(SO4)2
LaCl3 + Na2CO3 = La2(CO3)3 + NaCl =>
2 LaCl3 + 3 Na2CO3 = La2(CO3)3 + 6 NaCl
Al + H2SO4 = Al3(SO4)3 + S + H2O =>
3 Al + 4 H2SO4 = Al3(SO4)3 + S + 4 H2O
BF3 + H2O = B2O3 + HF =>
2 BF3 + 3 H2O = B2O3 + 6 HF
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
CaCrO4 + K2C2O4 = CaC2O4 + K2CrO4 =>
CaCrO4 + K2C2O4 = CaC2O4 + K2CrO4
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Fe2O3(s) + HNO3(aq) = H2O(l) + Fe(NO3)3(aq) =>
Fe2O3(s) + 6 HNO3(aq) = 3 H2O(l) + 2 Fe(NO3)3(aq)
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
Pb(NO3)2 + K2CO3 = PbCO3 + KNO3 =>
Pb(NO3)2 + K2CO3 = PbCO3 + 2 KNO3
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
BrO3{-} + S2O3{-2} + H{+} = Br2 + S2O6{-2} + H2O =>
6 BrO3{-} + 5 S2O3{-2} + 6 H{+} = 3 Br2 + 5 S2O6{-2} + 3 H2O
Zn + Mg(NO3)2 = Mg + Zn(NO3)3 =>
2 Zn + 3 Mg(NO3)2 = 3 Mg + 2 Zn(NO3)3
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
CaO + C = CaC2 + CO =>
CaO + 3 C = CaC2 + CO
BaCl2(aq) + HCl(aq) = BaCl + HCl2 =>
BaCl2(aq) + HCl(aq) = BaCl + HCl2
H2SO4 + Al2 = Al2(SO4)3 + H2 =>
3 H2SO4 + Al2 = Al2(SO4)3 + 3 H2
AuOH + HCN = AuCN + H2O =>
AuOH + HCN = AuCN + H2O
Fe(s) + HCl(aq) = FeCl2(aq) + H2(g) =>
Fe(s) + 2 HCl(aq) = FeCl2(aq) + H2(g)
ZnS + H2SO4 = ZnSO4 + H2S =>
ZnS + H2SO4 = ZnSO4 + H2S
Sr + Cl2 = SrCl2 =>
Sr + Cl2 = SrCl2
Sn + HCl = SnCl2 + H2 =>
Sn + 2 HCl = SnCl2 + H2
C6H10 + Br2 = C6H10(Br)2 =>
C6H10 + Br2 = C6H10(Br)2
BH + O2 = B2O3 + H2O =>
2 BH + 2 O2 = B2O3 + H2O
HClO4 + NaOH = NaClO4 + H2O =>
HClO4 + NaOH = NaClO4 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2S = H2 + S =>
H2S = H2 + S
CO3{2-} + H{+} + MnO4{-} = (CO3)2 + MnO2 + H2O =>
6 CO3{2-} + 16 H{+} + 4 MnO4{-} = 3(CO3)2 + 4 MnO2 + 8 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
I2 + KOH = KI + KIO3 + H2O =>
3 I2 + 6 KOH = 5 KI + KIO3 + 3 H2O
KClO3(s) + C12H22O11(s) = KCl(s) + CO2(g) + H2O(l) =>
8 KClO3(s) + C12H22O11(s) = 8 KCl(s) + 12 CO2(g) + 11 H2O(l)
C4H9ClKOH = KClH2OC4H8 =>
C4H9ClKOH = KClH2OC4H8
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
Zn + Cu2{+} = Zn2{+} + Cu =>
2 Zn + Cu2{+} = Zn2{+} + 2 Cu
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
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Équations équilibrées sur11/12/24
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