| Équations équilibrées la veille |
5 H2SO4 + 8 KI = 4 K2SO4 + 8 I + H2S + 4 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
K2CrO4 + Zn(OH)2 = KOH + ZnCrO4 =>
K2CrO4 + Zn(OH)2 = 2 KOH + ZnCrO4
H2O(l) + Cl2O(g) = HCl(g) + O2(g) =>
H2O(l) + Cl2O(g) = 2 HCl(g) + O2(g)
Na2SO3 + CH2O = NaC2H3O2 + SO2 + H2O =>
Na2SO3 + 4 CH2O = 2 NaC2H3O2 + SO2 + H2O
NaCl + NaClO + H2O = NaOH + Cl2 =>
NaCl + NaClO + H2O = 2 NaOH + Cl2
MnO4{-} + AsO2{-} + OH{-} = MnO2 + AsO4{3-} + H2O =>
2 MnO4{-} + 3 AsO2{-} + 4 OH{-} = 2 MnO2 + 3 AsO4{3-} + 2 H2O
C2H5OH + NaClO = C2H5ONa + HClO =>
C2H5OH + NaClO = C2H5ONa + HClO
KMnO4 + KOH + C3H8O3 = K2MnO4 + K2CO3 + H2O =>
14 KMnO4 + 20 KOH + C3H8O3 = 14 K2MnO4 + 3 K2CO3 + 14 H2O
NiF3 + (NH4)2CO3 = Ni2(CO3)3 + NH4F =>
2 NiF3 + 3(NH4)2CO3 = Ni2(CO3)3 + 6 NH4F
ZnO + CO2 = ZnCO2 + O =>
ZnO + CO2 = ZnCO2 + O
ZnSO4 + Cu(s) = Zn(s) + CuSO4(aq) =>
ZnSO4 + Cu(s) = Zn(s) + CuSO4(aq)
Sr + ZnO = SrO + Zn =>
Sr + ZnO = SrO + Zn
Cr2(SO4)3 + Cl2 + NaOH = NaCrO4 + NaCl + Na2SO4 + H2O =>
Cr2(SO4)3 + 4 Cl2 + 16 NaOH = 2 NaCrO4 + 8 NaCl + 3 Na2SO4 + 8 H2O
K2SO3 + I2 + KOH = KI + K2SO4 + H2O =>
K2SO3 + I2 + 2 KOH = 2 KI + K2SO4 + H2O
Sn + AuCl3 = SnCl4 + Au =>
3 Sn + 4 AuCl3 = 3 SnCl4 + 4 Au
MgCO3 = CO2MgO =>
MgCO3 = CO2MgO
AlNO3 + LiSO4 = Al(SO4) + LiNO3 =>
AlNO3 + LiSO4 = Al(SO4) + LiNO3
CaF2 + H3O{+} = H2O + Ca{2+} + HF =>
CaF2 + 2 H3O{+} = 2 H2O + Ca{2+} + 2 HF
CuSO4(aq) + NaCl(aq) = CuCl2(aq) + Na2SO4 =>
CuSO4(aq) + 2 NaCl(aq) = CuCl2(aq) + Na2SO4
Na2CO3 + HCl = NaHCO3 + NaCl =>
Na2CO3 + HCl = NaHCO3 + NaCl
C6H5COOH + CuO = (C6H5COO)2Cu + H2O =>
2 C6H5COOH + CuO = (C6H5COO)2Cu + H2O
SnCl2 + I2 = SnCl4 + SnI4 =>
2 SnCl2 + 2 I2 = SnCl4 + SnI4
H3C{-}OH + Cr2O7{-}2 + H{+} = H2CO + Cr3{+} + H2O =>
37 H3C{-}OH + 12 Cr2O7{-}2 + 57 H{+} = 37 H2CO + 8 Cr3{+} + 47 H2O
Na2CrO4 + Al(NO3)3 = NaNO3 + Al2(CrO4)3 =>
3 Na2CrO4 + 2 Al(NO3)3 = 6 NaNO3 + Al2(CrO4)3
CsICl2 + HCl = CsCl + ICl2{-} + H{+} =>
CsICl2 + HCl = CsCl + ICl2{-} + H{+}
SO2 + HF(l) = SF4(g) + H2O =>
SO2 + 4 HF(l) = SF4(g) + 2 H2O
V2O3 + CO = V + CO2 =>
V2O3 + 3 CO = 2 V + 3 CO2
Cr2O72 + H2S + H{+} = Cr3{+} + S + H2O =>
3 Cr2O72 + 215 H2S + 2 H{+} = 2 Cr3{+} + 215 S + 216 H2O
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C4H10 + Cl = C + HCl =>
C4H10 + 10 Cl = 4 C + 10 HCl
K + AlO2 = KO2 + Al =>
K + AlO2 = KO2 + Al
Fe(OH)3 + SiO2 = Fe2(SiO3)3 + H2O =>
2 Fe(OH)3 + 3 SiO2 = Fe2(SiO3)3 + 3 H2O
NH2 + CH4 = HCN + H2 =>
2 NH2 + 2 CH4 = 2 HCN + 5 H2
MgO2 + F2 = Mg + OF =>
MgO2 + F2 = Mg + 2 OF
Na2 + I2 = NaI =>
Na2 + I2 = 2 NaI
NaHSO4 + H2O2 = NaHSO5 + H2O =>
NaHSO4 + H2O2 = NaHSO5 + H2O
Sn3(PO4)4 + Na2(CO3) = Sn(CO3)2 + Na3PO4 =>
Sn3(PO4)4 + 6 Na2(CO3) = 3 Sn(CO3)2 + 4 Na3PO4
CaCl2(aq) + K2C2O4(aq) = CaC2O4 + KCl =>
CaCl2(aq) + K2C2O4(aq) = CaC2O4 + 2 KCl
Cl + CaI2 = CaCl2 + I =>
2 Cl + CaI2 = CaCl2 + 2 I
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
Na2O + P2O5 = Na3(PO4) =>
3 Na2O + P2O5 = 2 Na3(PO4)
Pb(NO3)2 + AgI = AgNO3 + PbI2 =>
Pb(NO3)2 + 2 AgI = 2 AgNO3 + PbI2
BaCO3 + HBr = H2CO3 + BaBr2 =>
BaCO3 + 2 HBr = H2CO3 + BaBr2
Ba(OH)2 + NaClO3 = Ba(ClO3)2 + NaOH =>
Ba(OH)2 + 2 NaClO3 = Ba(ClO3)2 + 2 NaOH
SiBr4 + Cl2 = SiCl4 + Br2 =>
SiBr4 + 2 Cl2 = SiCl4 + 2 Br2
Zn + Ag(NO2) = Zn(NO2)2 + Ag =>
Zn + 2 Ag(NO2) = Zn(NO2)2 + 2 Ag
Cr2O7{-2} + C2O4{-2} + H2O = Cr{+3} + CO2 + OH{-} =>
Cr2O7{-2} + 3 C2O4{-2} + 7 H2O = 2 Cr{+3} + 6 CO2 + 14 OH{-}
K + P = K3P =>
3 K + P = K3P
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Équations équilibrées sur10/27/24
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