| Équations équilibrées la veille |
3 BaCl2(aq) + Co2(SO4)3(aq) = 3 BaSO4(s) + 2 CoCl3(aq)
C9H8O6 + NaOH = Na + C9H6O6 + H2O =>
C9H8O6 + 2 NaOH = 2 Na + C9H6O6 + 2 H2O
Sb4 + K2CrO7 + H3PO4 = HSbO6 + CrPO4 + K2HPO4 + H2O =>
9 Sb4 + 44 K2CrO7 + 88 H3PO4 = 36 HSbO6 + 44 CrPO4 + 44 K2HPO4 + 92 H2O
K2Cr2O7 + H2SO4 + C2H60 + H2O = K2Cr2(SO4)4*24H2O + C2H40 =>
10 K2Cr2O7 + 40 H2SO4 + 3 C2H60 + 170 H2O = 10 K2Cr2(SO4)4*24H2O + 3 C2H40
H3PO3 + Br2 + H2O = H3PO4 + HBr =>
H3PO3 + Br2 + H2O = H3PO4 + 2 HBr
CH3OH + KMnO4 + H2SO4 = C2H2O4 + MnSO4 + K2SO4 + H2O =>
2 CH3OH + 2 KMnO4 + 3 H2SO4 = C2H2O4 + 2 MnSO4 + K2SO4 + 6 H2O
Pb3N2 + K2Cr2O4 = Pb2Cr2O4 + K3N2 =>
2 Pb3N2 + 3 K2Cr2O4 = 3 Pb2Cr2O4 + 2 K3N2
ZnSO4 + Na2S*9H2O = ZnS + Na2SO4 + H2O =>
ZnSO4 + Na2S*9H2O = ZnS + Na2SO4 + 9 H2O
SOH + NaHSO3 = NaOHS2HO3 =>
SOH + NaHSO3 = NaOHS2HO3
Fe2(Co3)3 + HCl = FeCl3 + H2Co3 =>
Fe2(Co3)3 + 6 HCl = 2 FeCl3 + 3 H2Co3
Na2[Zn(OH)4] + HNO3 = NaNO3 + Zn(NO3)2 + H2O =>
Na2[Zn(OH)4] + 4 HNO3 = 2 NaNO3 + Zn(NO3)2 + 4 H2O
MnCO3 + H2SO4 = MnSO4 + H2O + CO2 =>
MnCO3 + H2SO4 = MnSO4 + H2O + CO2
Li2CO3 + H3PO4 + Fe2O3 = Li3Fe2(PO4)3 + H2O + CO2 =>
3 Li2CO3 + 6 H3PO4 + 2 Fe2O3 = 2 Li3Fe2(PO4)3 + 9 H2O + 3 CO2
HI(ac) + K2SO3(s) = H2O + KI + SO2 =>
2 HI(ac) + K2SO3(s) = H2O + 2 KI + SO2
Na2CO3*10H2O + HCOOH = HCOONa + H2O + CO2 =>
Na2CO3*10H2O + 2 HCOOH = 2 HCOONa + 11 H2O + CO2
Ba(ClO4)2 + K3PO4 = Ba3(PO4)2 + KClO4 =>
3 Ba(ClO4)2 + 2 K3PO4 = Ba3(PO4)2 + 6 KClO4
CuSO4 + Fe = Cu + FeS3O12 =>
3 CuSO4 + Fe = 3 Cu + FeS3O12
B2Br6 + HNO3 = B2(NO3)3 + HBr2 =>
B2Br6 + 3 HNO3 = B2(NO3)3 + 3 HBr2
Cl2 + CrBr3 = Br2 + CrCl3 =>
3 Cl2 + 2 CrBr3 = 3 Br2 + 2 CrCl3
H2 + Al = H2Al =>
H2 + Al = H2Al
H2O + AsO4 = HAsO4 + OH =>
H2O + AsO4 = HAsO4 + OH
Li3AsO4 = Li + AsO4 =>
Li3AsO4 = 3 Li + AsO4
FeCl + K2CrO4 = FeCrO4 + K2Cl =>
FeCl + K2CrO4 = FeCrO4 + K2Cl
N6Cl12 + H12C3 = N2 + H + C3Cl12 =>
N6Cl12 + H12C3 = 3 N2 + 12 H + C3Cl12
C12H22O11(s) + H2O(l) = C2H6O(l) + CO2(g) =>
C12H22O11(s) + H2O(l) = 4 C2H6O(l) + 4 CO2(g)
HF + Fe3(BO3)2 = H3BO3 + FeF2 =>
6 HF + Fe3(BO3)2 = 2 H3BO3 + 3 FeF2
Na1S{-}2 + Ba2Cl{-}1 = Na1Cl{-}1 + Ba2S{-}2 =>
Na1S{-}2 + Ba2Cl{-}1 = Na1Cl{-}1 + Ba2S{-}2
Nb2O5 + H2SO4 + (NH4)2SO4 = (NH4)[Nb(SO4)3] + H2O =>
Nb2O5 + 5 H2SO4 + (NH4)2SO4 = 2(NH4)[Nb(SO4)3] + 5 H2O
HS + NaCl = HCl + SNa =>
HS + NaCl = HCl + SNa
KMnO4 + SO2 + KOH = K2MnO4 + K2SO4 + H2O =>
2 KMnO4 + SO2 + 4 KOH = 2 K2MnO4 + K2SO4 + 2 H2O
Cu + O2 + C6H12O6 = CuCO3 + H2O =>
6 Cu + 9 O2 + C6H12O6 = 6 CuCO3 + 6 H2O
K2OKCl = K3ClO =>
K2OKCl = K3ClO
SrCO3 + Ta2O5 = Sr3Ta2O8 + CO2 =>
3 SrCO3 + Ta2O5 = Sr3Ta2O8 + 3 CO2
Fe(NO3)3 + CH4N2O = FeO + CO2 + H2O + N2 =>
6 Fe(NO3)3 + 16 CH4N2O = 6 FeO + 16 CO2 + 32 H2O + 25 N2
K2(CuBr4) = KBr + CuBr2 =>
K2(CuBr4) = 2 KBr + CuBr2
Al2S3 + O2 = SO2 + Al3O2 =>
3 Al2S3 + 11 O2 = 9 SO2 + 2 Al3O2
C6H6 + H2O = CO + H2 =>
C6H6 + 6 H2O = 6 CO + 9 H2
H3 + CO3 = CO2 + H2O =>
2 H3 + 3 CO3 = 3 CO2 + 3 H2O
NaF = Na + F =>
NaF = Na + F
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Pb + Cr + O2 = PbCrO4 =>
Pb + Cr + 2 O2 = PbCrO4
CoO3 + C = Co + CO2 =>
2 CoO3 + 3 C = 2 Co + 3 CO2
Pb(NO3)2(aq) + NaOH(aq) = NaNO3(aq) + Pb(OH)2(s) =>
Pb(NO3)2(aq) + 2 NaOH(aq) = 2 NaNO3(aq) + Pb(OH)2(s)
FeCl3 + NaF = FeF3 + NaCl =>
FeCl3 + 3 NaF = FeF3 + 3 NaCl
C2H4(ethene) + O2 = CO2 + H2O =>
C2H4(ethene) + 3 O2 = 2 CO2 + 2 H2O
Al1(NO3)3 + Na2(SO4)1 = Al2(SO4)3 + Na1(NO3)1 =>
2 Al1(NO3)3 + 3 Na2(SO4)1 = Al2(SO4)3 + 6 Na1(NO3)1
NaHO + H2SO4 = Na2SO4 + H2O =>
2 NaHO + H2SO4 = Na2SO4 + 2 H2O
TiO2 + H2 = Ti2O + H2O =>
2 TiO2 + 3 H2 = Ti2O + 3 H2O
HCl + NaHO = NaCl + H2O =>
HCl + NaHO = NaCl + H2O
CH3OH = CH + H2O + H2 =>
2 CH3OH = 2 CH + 2 H2O + H2
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