| Équations équilibrées la veille |
2 Au(NO3)3 + 3 K2CrO4 = Au2(CrO4)3 + 6 KNO3
KICI2 = KCII2 =>
KICI2 = KCII2
Cr(OH)3 + OH = Cr(OH)4 =>
Cr(OH)3 + OH = Cr(OH)4
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
C3Cl3N3O3 + HCl = C3N3O3H3 + Cl2 =>
C3Cl3N3O3 + 3 HCl = C3N3O3H3 + 3 Cl2
CdSCuSO4 = CdSO4CuS =>
CdSCuSO4 = CdSO4CuS
Ca(HCO3)2 + Ca(OH)2 = Ca(CO3) + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 Ca(CO3) + 2 H2O
C6H6COSH + O2 = CO2 + H2O + S8 =>
8 C6H6COSH + 66 O2 = 56 CO2 + 28 H2O + S8
CUO + C = C2U + CO2 =>
2 CUO + 3 C = 2 C2U + CO2
K2O + H2S = KHS + KOH =>
K2O + H2S = KHS + KOH
NH4I(aq) + Cl2(g) = NH4Cl(aq) + I2(g) =>
2 NH4I(aq) + Cl2(g) = 2 NH4Cl(aq) + I2(g)
C6H5C6H5NH + S = C6H4C6H4SNH + H2S =>
C6H5C6H5NH + 2 S = C6H4C6H4SNH + H2S
NaF + HClO4 = NaClO4 + HF =>
NaF + HClO4 = NaClO4 + HF
HCl + Ag = Ag(HCl) =>
HCl + Ag = Ag(HCl)
NaCl + NaOH = NaH + NaOCl =>
NaCl + NaOH = NaH + NaOCl
K2Cr2O7 + CH3CH2OH + HCl = KCl + CrCl3 + CH3CHO + H2O =>
K2Cr2O7 + 3 CH3CH2OH + 8 HCl = 2 KCl + 2 CrCl3 + 3 CH3CHO + 7 H2O
P + NaIO3 + KOH = K3PO4 + NaI + H2O =>
6 P + 5 NaIO3 + 18 KOH = 6 K3PO4 + 5 NaI + 9 H2O
CH3COOH = C21H30O2 + O2 + H2O =>
21 CH3COOH = 2 C21H30O2 + 13 O2 + 12 H2O
OH{-} + Mn{+2} + O2 = MnO2 + H2O =>
4 OH{-} + 2 Mn{+2} + O2 = 2 MnO2 + 2 H2O
CaCl2 = Ca + Cl2 =>
CaCl2 = Ca + Cl2
I{-} + H2SO4 + H{+} = I2 + SO2 + H2O =>
2 I{-} + H2SO4 + 2 H{+} = I2 + SO2 + 2 H2O
CO2(g) + LiOH(s) = Li2CO3(aq) + H2O(l) =>
CO2(g) + 2 LiOH(s) = Li2CO3(aq) + H2O(l)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ba3(PO4)2 + SiO2 + C = BaSiO3 + P + CO =>
Ba3(PO4)2 + 3 SiO2 + 5 C = 3 BaSiO3 + 2 P + 5 CO
CH2Cl2 + Cl2 = CHCl3 + H2 =>
2 CH2Cl2 + Cl2 = 2 CHCl3 + H2
PbI4 + Fe = FeI + Pb =>
PbI4 + 4 Fe = 4 FeI + Pb
C2H6S + O = H2O + CO2 + SO2 =>
C2H6S + 9 O = 3 H2O + 2 CO2 + SO2
Ca(HCO3)2 = CaCO3 + H2O + CO2 =>
Ca(HCO3)2 = CaCO3 + H2O + CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Se + NaOH = NaSe + Na2SeO3 + H2O =>
5 Se + 6 NaOH = 4 NaSe + Na2SeO3 + 3 H2O
H2S + AuCl3 + H2O = Au2S2 + H2SO4 + HCl =>
9 H2S + 8 AuCl3 + 4 H2O = 4 Au2S2 + H2SO4 + 24 HCl
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C7H5O2Na + Br2 = C7H2Br3O2Na + HBr =>
C7H5O2Na + 3 Br2 = C7H2Br3O2Na + 3 HBr
BaCl2 + HCl = HBa + Cl =>
BaCl2 + HCl = HBa + 3 Cl
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
BaCl2 + HCl = HBa + Cl =>
BaCl2 + HCl = HBa + 3 Cl
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
Cu(NO3)2 + BaS = CuS + Ba(NO3)2 =>
Cu(NO3)2 + BaS = CuS + Ba(NO3)2
Ba(HCO3)2 + Na2SO4 = BaSO4 + NaHCO3 =>
Ba(HCO3)2 + Na2SO4 = BaSO4 + 2 NaHCO3
LiBr + Co(SO3)2 = Li(SO3)2 + CoBr =>
LiBr + Co(SO3)2 = Li(SO3)2 + CoBr
Na2S(aq) + ZnCl2(aq) = ZnS(s) + NaCl(aq) =>
Na2S(aq) + ZnCl2(aq) = ZnS(s) + 2 NaCl(aq)
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Ni(NO3)2(aq) + NaOH(aq) = Ni(OH)2(s) + NaNO3(aq) =>
Ni(NO3)2(aq) + 2 NaOH(aq) = Ni(OH)2(s) + 2 NaNO3(aq)
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
N2H4 + ClO3 = NO + Cl + H2O =>
3 N2H4 + 4 ClO3 = 6 NO + 4 Cl + 6 H2O
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