| Équations équilibrées la veille |
FeOHCl = FeClOH
S8(s) + Na2SO3(aq) + H2O(l) = Na2S2O3(H2O)5 =>
S8(s) + 8 Na2SO3(aq) + 40 H2O(l) = 8 Na2S2O3(H2O)5
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
K2SO4 + HCl = KCl + SO3 + H2O =>
K2SO4 + 2 HCl = 2 KCl + SO3 + H2O
Ca(HS)2 + HNO3 = Ca(NO3)2 + S + NO2 + H2O =>
Ca(HS)2 + 6 HNO3 = Ca(NO3)2 + 2 S + 4 NO2 + 4 H2O
NaNO3 + SrBr2 = NaBr2 + SrNO3 =>
NaNO3 + SrBr2 = NaBr2 + SrNO3
K2Cr2O7 + HNO3 + MgBr2 = KNO3 + Cr(NO3)2 + Mg(NO3)2 + H2O + Br2 =>
K2Cr2O7 + 14 HNO3 + 4 MgBr2 = 2 KNO3 + 2 Cr(NO3)2 + 4 Mg(NO3)2 + 7 H2O + 4 Br2
C5H12O + C5H6ClCrNO3 = C5H10O + CrH2O3 + C5H6ClN =>
C5H12O + C5H6ClCrNO3 = C5H10O + CrH2O3 + C5H6ClN
FeCl3 + Zn = FeCl2 + ZnCl2 =>
2 FeCl3 + Zn = 2 FeCl2 + ZnCl2
Ca(HS)2 + HNO3 = CaSO4 + H2SO4 + NO2 + H2O =>
Ca(HS)2 + 16 HNO3 = CaSO4 + H2SO4 + 16 NO2 + 8 H2O
HCHO + KMnO4 + HCl = MnCl2 + HCOOH + KCl + H2O =>
5 HCHO + 2 KMnO4 + 6 HCl = 2 MnCl2 + 5 HCOOH + 2 KCl + 3 H2O
FeOOH = FeO + OH =>
FeOOH = FeO + OH
Mg(OH)2 + (NH4)2(SO4) = Mg(SO4) + H2O + NH3 =>
Mg(OH)2 + (NH4)2(SO4) = Mg(SO4) + 2 H2O + 2 NH3
HNO3 + C = H2O + CO + N2 =>
2 HNO3 + 5 C = H2O + 5 CO + N2
N2 + HF = NH3 + F2 =>
N2 + 6 HF = 2 NH3 + 3 F2
CH3COOH + Al2(CO3)3 = (CH3COO)3Al + H2O + CO2 =>
6 CH3COOH + Al2(CO3)3 = 2(CH3COO)3Al + 3 H2O + 3 CO2
CHOOH = CHO + OH =>
CHOOH = CHO + OH
CH4 + *2O** = CO2 + H2O =>
CH4 + 2*2O** = CO2 + 2 H2O
H2S + Cr2O72{-} + H3O{+} = Cr{3+} + S + H2O =>
137 H2S + 2 Cr2O72{-} + 14 H3O{+} = 4 Cr{3+} + 137 S + 158 H2O
Br2 + NaI2 = BrNa + I2 =>
Br2 + 2 NaI2 = 2 BrNa + 2 I2
Al2(CO3)3 + CH3COOH = Al(CH3COO)3 + H2CO3 =>
Al2(CO3)3 + 6 CH3COOH = 2 Al(CH3COO)3 + 3 H2CO3
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
FeCl3 + SO32{-} + H2O = FeCl2 + SO42{-} + HCl =>
20 FeCl3 + SO32{-} + 10 H2O = 20 FeCl2 + SO42{-} + 20 HCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
K{+} + S{2-} = K{2-} + S{+} =>
K{+} + S{2-} = K{2-} + S{+}
C12H22O11 + H2SO4 + Na2Cr2O7 = H2O + Cr(OH)SO4 + Na2SO4 + CO2 =>
C12H22O11 + 24 H2SO4 + 8 Na2Cr2O7 = 27 H2O + 16 Cr(OH)SO4 + 8 Na2SO4 + 12 CO2
CaCO3 + H = HCaCO3 =>
CaCO3 + H = HCaCO3
C3H6O4(g) + O2(g) = CO2(g) + H2O(g) =>
2 C3H6O4(g) + 5 O2(g) = 6 CO2(g) + 6 H2O(g)
P4 + O2 = P4O2 =>
P4 + O2 = P4O2
CH3COOKNaOH = CH3COONaKOH =>
CH3COOKNaOH = CH3COONaKOH
CrCl2 + HCl = CrCl3 + H =>
CrCl2 + HCl = CrCl3 + H
Sn + KOH + H2O = K2Sn(OH)6 + H2 =>
Sn + 2 KOH + 4 H2O = K2Sn(OH)6 + 2 H2
HCO3 + NH3 = H + NCO3 =>
HCO3 + NH3 = 4 H + NCO3
NH4CO3 + K3PO4 = NH4PO4 + K3CO3 =>
NH4CO3 + K3PO4 = NH4PO4 + K3CO3
CH3CH2CHO + NaBH4 = CH3CH2CH2OH + NaBH3 =>
CH3CH2CHO + 2 NaBH4 = CH3CH2CH2OH + 2 NaBH3
K2CO3(aq) + Fe(NO3)2(aq) = KNO3 + FeCO3 =>
K2CO3(aq) + Fe(NO3)2(aq) = 2 KNO3 + FeCO3
H3PO4 + NH4(OH) = (NH4)3PO4 + H2O =>
H3PO4 + 3 NH4(OH) = (NH4)3PO4 + 3 H2O
SrCl2 + (NH4)2C2O4 = SrC2O4 + (NH4)Cl =>
SrCl2 + (NH4)2C2O4 = SrC2O4 + 2(NH4)Cl
Fe(NO3)2(aq) + K2CO3(aq) = Fe2(CO3)2(s) + KNO3(aq) =>
2 Fe(NO3)2(aq) + 2 K2CO3(aq) = Fe2(CO3)2(s) + 4 KNO3(aq)
Mg5Al2Si3O10(OH)8 + Mg3Si4O10(OH)2 + Al2Si2O5(OH)4 = Mg2Al4Si5O18 + H2O =>
5 Mg5Al2Si3O10(OH)8 + 3 Mg3Si4O10(OH)2 + 29 Al2Si2O5(OH)4 = 17 Mg2Al4Si5O18 + 81 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CO3 + KHCO3 = K2CO3 + HCO3 =>
CO3 + 2 KHCO3 = K2CO3 + 2 HCO3
HY + H2SO4 = Y + H2S + H2O =>
8 HY + H2SO4 = 8 Y + H2S + 4 H2O
ZrOCl2*8H2O + HCOOH + C15H10O5 = Zr6O4(OH)6(HCO2)2(C15H8O5)4 + HCl + H2O =>
6 ZrOCl2*8H2O + 2 HCOOH + 4 C15H10O5 = Zr6O4(OH)6(HCO2)2(C15H8O5)4 + 12 HCl + 44 H2O
CH3CH2CH3 = C2H5CH3 =>
CH3CH2CH3 = C2H5CH3
Mg(NO3)2 + FeF2 = Fe(NO3)2 + MgF2 =>
Mg(NO3)2 + FeF2 = Fe(NO3)2 + MgF2
NaCrO4 + H2SO4 = Na2SO4 + HCrO4 =>
2 NaCrO4 + H2SO4 = Na2SO4 + 2 HCrO4
Al2(CO3)3 + CH3COOH = Al(CH3COO) + CO2 + H2O =>
2 Al2(CO3)3 + 5 CH3COOH = 4 Al(CH3COO) + 8 CO2 + 4 H2O
CaCo3 + HCl = CaCl2 + H2Co3 =>
CaCo3 + 2 HCl = CaCl2 + H2Co3
NiO2 + Cd + H2O = Cd(OH)2 + Ni(OH)2 =>
NiO2 + Cd + 2 H2O = Cd(OH)2 + Ni(OH)2
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