| Équations équilibrées la veille |
NaCO3(s) + HCl(aq) = NaCl(aq) + HCO3
NaH + ClO3(OH) = NaClO3 + H2O =>
NaH + ClO3(OH) = NaClO3 + H2O
BrO3{-} + H{+} + Br{-} = H2O + Br =>
BrO3{-} + 6 H{+} + 5 Br{-} = 3 H2O + 6 Br
CaCl2 + H2SO4 + H2O = CaSO4H2O + HCl =>
CaCl2 + H2SO4 + H2O = CaSO4H2O + 2 HCl
I2 + Na2S2O3 + Na2CO3 = NaI + CO2 + Na2SO4 =>
4 I2 + Na2S2O3 + 5 Na2CO3 = 8 NaI + 5 CO2 + 2 Na2SO4
Ca(ClO)2 + Mn(OH)2 = CaCl2 + MnO4 + H2O =>
3 Ca(ClO)2 + 2 Mn(OH)2 = 3 CaCl2 + 2 MnO4 + 2 H2O
LiCH3COO + MgCl2 = LiCl + Mg(CH3COO)2 =>
2 LiCH3COO + MgCl2 = 2 LiCl + Mg(CH3COO)2
H2(SO4) + Na(HCO3) = Na2(SO4) + H2O + CO2 =>
H2(SO4) + 2 Na(HCO3) = Na2(SO4) + 2 H2O + 2 CO2
As + NaOH + NaClO = Na3AsO4 + NaCl + H2O =>
2 As + 6 NaOH + 5 NaClO = 2 Na3AsO4 + 5 NaCl + 3 H2O
MgO + KI = K2O + MgI2 =>
MgO + 2 KI = K2O + MgI2
S + HNO3(conc) = SO2 + H2O + NO2 =>
S + 4 HNO3(conc) = SO2 + 2 H2O + 4 NO2
As + Si = SiAs =>
As + Si = SiAs
Al(s) + NH4ClO4(s) = Al2O3(s) + HCl3(s) + NO(g) + H2O(g) =>
14 Al(s) + 18 NH4ClO4(s) = 7 Al2O3(s) + 6 HCl3(s) + 18 NO(g) + 33 H2O(g)
Cr2O3 + PbO2 + KOH = K2CrO4 + PbO + H2O =>
Cr2O3 + 3 PbO2 + 4 KOH = 2 K2CrO4 + 3 PbO + 2 H2O
CH3Br = CH3 + Br =>
CH3Br = CH3 + Br
[NH4]Fe[SO4]2 + NH4SCN = [NH4]Fe[SO4](SCN) + NH4SO4 =>
[NH4]Fe[SO4]2 + NH4SCN = [NH4]Fe[SO4](SCN) + NH4SO4
CH2OH(CHOH)4COH + Cu(OH)2 = CH2OH(CHOH)4COOH + Cu2O + H2O =>
CH2OH(CHOH)4COH + 2 Cu(OH)2 = CH2OH(CHOH)4COOH + Cu2O + 2 H2O
Zn + H3AsO3 + HCl = AsH3 + ZnCl3 + H2O =>
2 Zn + H3AsO3 + 6 HCl = AsH3 + 2 ZnCl3 + 3 H2O
Na2CO3(aq) + Fe(NO3)3(aq) = FeCO3(s) + Na2(NO3)3(aq) =>
Na2CO3(aq) + Fe(NO3)3(aq) = FeCO3(s) + Na2(NO3)3(aq)
SOCl2 + KOH = KCl + HCl + SO2 =>
SOCl2 + KOH = KCl + HCl + SO2
C4H9Br + Na = C4H8Na + HBr =>
C4H9Br + Na = C4H8Na + HBr
PbCO3*Pb(OH)2 = PbO + H2O + CO2 =>
PbCO3*Pb(OH)2 = 2 PbO + H2O + CO2
Zn(s) + FeCI2(aq) = Fe(s) + ZnCI2(aq) =>
Zn(s) + FeCI2(aq) = Fe(s) + ZnCI2(aq)
CH3COOH + NH2CONH2 = CH3COOCONH2 + NH3 =>
CH3COOH + NH2CONH2 = CH3COOCONH2 + NH3
SnSO4 + KOH = K2SnO2 + K2SO4 + H2O =>
SnSO4 + 4 KOH = K2SnO2 + K2SO4 + 2 H2O
C4H6Cl2S(g) + O2(g) = CO2(g) + H2O(l) + SO2(g) + ClO(g) =>
2 C4H6Cl2S(g) + 15 O2(g) = 8 CO2(g) + 6 H2O(l) + 2 SO2(g) + 4 ClO(g)
FeSO4*(NH4)2SO4*6H2O + KNO3 = K + Fe2(SO4)3 + Fe(NO3)3 + (NH4)2SO4 + H2O =>
3 FeSO4*(NH4)2SO4*6H2O + 3 KNO3 = 3 K + Fe2(SO4)3 + Fe(NO3)3 + 3(NH4)2SO4 + 18 H2O
C + FeCl2 = Cl + Fe4C2 =>
2 C + 4 FeCl2 = 8 Cl + Fe4C2
K2Cr2O7 + HCl = CrCl3 + KO + O2 + H2O =>
K2Cr2O7 + 6 HCl = 2 CrCl3 + 2 KO + O2 + 3 H2O
KCl(aq) + Na2S(aq) = K2S(g) + NaCl(s) =>
2 KCl(aq) + Na2S(aq) = K2S(g) + 2 NaCl(s)
Fe(OH)3 + HC2H4O2 = Fe(C2H4O2)3 + H2O =>
Fe(OH)3 + 3 HC2H4O2 = Fe(C2H4O2)3 + 3 H2O
NH4NO2 + H2O + CO2 = NH4HCO3 + HNO2 =>
NH4NO2 + H2O + CO2 = NH4HCO3 + HNO2
C2H5Cl + KCN = C2H5CN + KCl =>
C2H5Cl + KCN = C2H5CN + KCl
O2{-} + F2 = O2 + F{-}1 =>
2 O2{-} + F2 = 2 O2 + 2 F{-}1
ZnI2 + SnO2 = ZnO + SnI4 =>
2 ZnI2 + SnO2 = 2 ZnO + SnI4
Ni(NO3)2 + H2O = NiOHNO3 + HNO3 =>
Ni(NO3)2 + H2O = NiOHNO3 + HNO3
Ti + C = TiC =>
Ti + C = TiC
C8H6O4 = C6H6 + CO2 =>
C8H6O4 = C6H6 + 2 CO2
H3O{+} + Cl{-} + NaOH = H2O + NaCl =>
H3O{+} + Cl{-} + NaOH = 2 H2O + NaCl
H2S + MnO4 = H2O + S2 + Mn =>
4 H2S + MnO4 = 4 H2O + 2 S2 + Mn
Ca(s) + H2SO4(aq) = H(g) + CaSO4(aq) =>
Ca(s) + H2SO4(aq) = 2 H(g) + CaSO4(aq)
Na + CO3 + AgNO3 = NaNO3 + Ag2CO3 =>
2 Na + CO3 + 2 AgNO3 = 2 NaNO3 + Ag2CO3
AsH3 + AgNO3 + H2O = H3AsO4 + AgHNO3 =>
AsH3 + 8 AgNO3 + 4 H2O = H3AsO4 + 8 AgHNO3
Pb + SCN = Pb(SCN)2 =>
Pb + 2 SCN = Pb(SCN)2
H3Na + OH = Na + H2O =>
H3Na + 3 OH = Na + 3 H2O
SnO3 + C = Sn + CO2 =>
2 SnO3 + 3 C = 2 Sn + 3 CO2
CuCl2 + H2O = Cu(OH)2 + HCl =>
CuCl2 + 2 H2O = Cu(OH)2 + 2 HCl
Cu2S + FeCl3 = CuS + CuCl2 + FeCl2 =>
Cu2S + 2 FeCl3 = CuS + CuCl2 + 2 FeCl2
HCH3COO + Al(OH)3 = Al(CH3COO)3 + H2O =>
3 HCH3COO + Al(OH)3 = Al(CH3COO)3 + 3 H2O
Fe + H2SO4 = Fe(SO4)2 + H2S + H2O =>
2 Fe + 5 H2SO4 = 2 Fe(SO4)2 + H2S + 4 H2O
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Équations équilibrées sur12/19/24
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