| Équations équilibrées la veille |
2 AgNo3 + Na2Co3 = Ag2Co3 + 2 NaNo3
HClO3 + Mg3(PO4)2 = Mg(ClO3)2 + H3PO4 =>
6 HClO3 + Mg3(PO4)2 = 3 Mg(ClO3)2 + 2 H3PO4
Na2S + Al2(SO4)3 = Na2(SO4) + Al2S3 =>
3 Na2S + Al2(SO4)3 = 3 Na2(SO4) + Al2S3
Zn + HClO{-} = Zn(OH)2 + Cl{-] =>
Zn + 2 HClO{-} = Zn(OH)2 + 2 Cl{-]
CO2 + NH3 = (NH2)2CO + H2O =>
CO2 + 2 NH3 = (NH2)2CO + H2O
Zn + H2SO4 = H2S + H2O + ZnSO4 =>
4 Zn + 5 H2SO4 = H2S + 4 H2O + 4 ZnSO4
FeCl3 + K4[Fe(CN)6] = Fe[Fe(CN)6]3 + K4Cl =>
FeCl3 + 3 K4[Fe(CN)6] = Fe[Fe(CN)6]3 + 3 K4Cl
HNO3 + HBr = Br + NO + H2O =>
HNO3 + 3 HBr = 3 Br + NO + 2 H2O
C6Cl6 + Ba = Ba(Cl6)2 + C =>
2 C6Cl6 + Ba = Ba(Cl6)2 + 12 C
Mo + HNO3 + HCl = H2[MoCl8] + NO + H2O =>
Mo + 2 HNO3 + 8 HCl = H2[MoCl8] + 2 NO + 4 H2O
K2CrO4 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + I + H2O =>
2 K2CrO4 + 6 HI + 5 H2SO4 = 2 K2SO4 + Cr2(SO4)3 + 6 I + 8 H2O
SnCl2 + Hg(NO3)2 = Sn(NO3)4 + HgCl =>
SnCl2 + 2 Hg(NO3)2 = Sn(NO3)4 + 2 HgCl
FeCl3 + (NH4)2S + H2O = Fe(OH)3 + NH4HS + NH4Cl =>
FeCl3 + 3(NH4)2S + 3 H2O = Fe(OH)3 + 3 NH4HS + 3 NH4Cl
MgCl2 + Cs2S = MgS + CsCl =>
MgCl2 + Cs2S = MgS + 2 CsCl
AgBr + H2S = Ag2S + HBr =>
2 AgBr + H2S = Ag2S + 2 HBr
KCl + CaCrO4 = K2CrO4 + CaCl2 =>
2 KCl + CaCrO4 = K2CrO4 + CaCl2
Ca(MnO4)2 + HCl = Cl2 + H2O + CaCl2 + MnCl2 =>
Ca(MnO4)2 + 16 HCl = 5 Cl2 + 8 H2O + CaCl2 + 2 MnCl2
KC2H3O2 + CoSO4 = KSO4 + CoC2H3O2 =>
KC2H3O2 + CoSO4 = KSO4 + CoC2H3O2
K2CO3 + H2SO4 = H2CO3 + K2SO4 =>
K2CO3 + H2SO4 = H2CO3 + K2SO4
H2SO4 + Li2CO3 = Li2SO4 + H2O + CO2 =>
H2SO4 + Li2CO3 = Li2SO4 + H2O + CO2
CH3COOH = H + CH3COO =>
CH3COOH = H + CH3COO
CoCl2(H2O)6 + NH4Cl + NH3 + H2O2 = [Co(NH3)6Cl3] + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 10 NH3 + H2O2 = 2[Co(NH3)6Cl3] + 14 H2O
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
NH3 + H2S = (NH4)2S =>
2 NH3 + H2S = (NH4)2S
K + HF = KHF =>
K + HF = KHF
CuO + C = Cu + CO =>
CuO + C = Cu + CO
Co{+2} + NO2{-} + H{+} = Co(NO2)6{3-}) + NO + H2O =>
Co{+2} + 7 NO2{-} + 2 H{+} = Co(NO2)6{3-}) + NO + H2O
CO2 + NO3 = CO2NO3 =>
CO2 + NO3 = CO2NO3
Mn + H = MnH6 =>
Mn + 6 H = MnH6
FeF3 + H2O = Fe(OH)3 + HF =>
FeF3 + 3 H2O = Fe(OH)3 + 3 HF
Cu(OH)2 + NO2 = Cu(NO3)2 + NO + H2O =>
Cu(OH)2 + 3 NO2 = Cu(NO3)2 + NO + H2O
CO2 + Al2O3 = Al2(CO3)3 =>
3 CO2 + Al2O3 = Al2(CO3)3
Sb + HNO3 = Sb2O5 + NO + H2O =>
6 Sb + 10 HNO3 = 3 Sb2O5 + 10 NO + 5 H2O
C2H6 + O2 = C57H118O6 + H2O =>
114 C2H6 + 65 O2 = 4 C57H118O6 + 106 H2O
C + BaSO4 = CO + BaS =>
4 C + BaSO4 = 4 CO + BaS
H2NCOONH4 + O2 = H2O + CO2 + N2 =>
2 H2NCOONH4 + 3 O2 = 6 H2O + 2 CO2 + 2 N2
Cl2(g) + CH4(g) + O2(g) = HCl + CO(g) =>
4 Cl2(g) + 2 CH4(g) + O2(g) = 8 HCl + 2 CO(g)
C4H5O4Br + CuO = CO2 + Cu + Br2 + H2O =>
2 C4H5O4Br + 13 CuO = 8 CO2 + 13 Cu + Br2 + 5 H2O
MoS3 + O2 = MoO + SO2 =>
2 MoS3 + 7 O2 = 2 MoO + 6 SO2
Ca(NO3)2 + Al(BrO)3 = Ca(BrO)2 + Al(NO3)3 =>
3 Ca(NO3)2 + 2 Al(BrO)3 = 3 Ca(BrO)2 + 2 Al(NO3)3
MgOHBr + HBr = Mg + Br2 + H2O =>
MgOHBr + HBr = Mg + Br2 + H2O
H2SO4 + Sr(OH)2 = H2(OH)2 + SO4Sr =>
H2SO4 + Sr(OH)2 = H2(OH)2 + SO4Sr
K3PO4 + AgNO3 = Ag3PO4 + KNO3 =>
K3PO4 + 3 AgNO3 = Ag3PO4 + 3 KNO3
MgI2 + Mn(SO3)2 = Mg(SO3) + MnI4 =>
2 MgI2 + Mn(SO3)2 = 2 Mg(SO3) + MnI4
NaHCO3 + Mg(NO3)2 = NaNO3 + Mg(HCO3)2 =>
2 NaHCO3 + Mg(NO3)2 = 2 NaNO3 + Mg(HCO3)2
AgCl = Ag + Cl2 =>
2 AgCl = 2 Ag + Cl2
Fe(NO3)3 + Na2(SO4) = Fe2(SO4)3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2(SO4) = Fe2(SO4)3 + 6 NaNO3
HI2 + H2SO4 = H2S + H2O + I2 =>
8 HI2 + H2SO4 = H2S + 4 H2O + 8 I2
Na + C = NaC12 =>
Na + 12 C = NaC12
H2[PtCl6] + SnCl2 = Pt + SnCl4 + HCl =>
H2[PtCl6] + 2 SnCl2 = Pt + 2 SnCl4 + 2 HCl
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Équations équilibrées sur11/23/24
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