| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + H2O(HOH) = 2 NaOH + H2
S + H2O = SO + H2 =>
S + H2O = SO + H2
CH2CHCH2 + O2 = CO2 + H2O =>
4 CH2CHCH2 + 17 O2 = 12 CO2 + 10 H2O
Na2CO3(s) = CO2 + Na2O(s) =>
Na2CO3(s) = CO2 + Na2O(s)
Cu{2+} + I2{-} = CuI + I2 =>
2 Cu{2+} + 4 I2{-} = 2 CuI + 3 I2
H2Pt(OH)6 + HNO3 = Pt(NO3)4 + H2O =>
H2Pt(OH)6 + 4 HNO3 = Pt(NO3)4 + 6 H2O
Be + Na2SO4 = BeSO4 + Na =>
Be + Na2SO4 = BeSO4 + 2 Na
ReO2 + KOH = K2ReO3 + H2O =>
ReO2 + 2 KOH = K2ReO3 + H2O
S4O6{2-} + H2O = H{+} + S2O3{2-} + SO3{2-} =>
2 S4O6{2-} + 3 H2O = 6 H{+} + 3 S2O3{2-} + 2 SO3{2-}
MoF6 + BCl3 = MoCl6 + BF2Cl =>
MoF6 + 3 BCl3 = MoCl6 + 3 BF2Cl
Ho2O3 + NH4Cl = HoCl3 + NH3 + H2O =>
Ho2O3 + 6 NH4Cl = 2 HoCl3 + 6 NH3 + 3 H2O
HBr + As(OH)5 = AsBr5 + H2O =>
5 HBr + As(OH)5 = AsBr5 + 5 H2O
NaNO3 = NaNO2 + O2 = H2O =>
2 NaNO3 = 2 NaNO2 + O2
CoCO3 + O2 = Co3O4 + CO2 =>
6 CoCO3 + O2 = 2 Co3O4 + 6 CO2
Al3{+} + O2{-} = Al3O2 =>
Al3{+} + O2{-} = Al3O2
CH4O + CCl2O = C3H6O3 + HCl =>
2 CH4O + CCl2O = C3H6O3 + 2 HCl
NaOH(aq) + HClO(aq) = H2O(aq) + NaClO(aq) =>
NaOH(aq) + HClO(aq) = H2O(aq) + NaClO(aq)
AlMg + HCl = AlCl + MgH =>
AlMg + HCl = AlCl + MgH
H2S + FeHO2 = Fe2S3 + H2O =>
3 H2S + 2 FeHO2 = Fe2S3 + 4 H2O
Zn3Cr2 + HCl = Zn3Cr2Cl + H2 =>
2 Zn3Cr2 + 2 HCl = 2 Zn3Cr2Cl + H2
AgBr + FeCl3 = AgCl + FeBr3 =>
3 AgBr + FeCl3 = 3 AgCl + FeBr3
AuCl3 + ZnSe = Au2Se3 + ZnCl2 =>
2 AuCl3 + 3 ZnSe = Au2Se3 + 3 ZnCl2
OHCH2CH2Br + KOH = OHCH2CH2OH + KBr =>
OHCH2CH2Br + KOH = OHCH2CH2OH + KBr
NaNO3 = NaNO2 + O2 = H2O =>
2 NaNO3 = 2 NaNO2 + O2
MnO4({-}) + NO2({-}) + H2O = MnO2 + NO3({-}) + OH({-}) =>
2 MnO4({-}) + 3 NO2({-}) + H2O = 2 MnO2 + 3 NO3({-}) + 2 OH({-})
Be3P2 + NH4OH = (NH4)3P + Be(OH)2 =>
Be3P2 + 6 NH4OH = 2(NH4)3P + 3 Be(OH)2
Ba(OH)2(ag) + NiSO4(ag) = BaSO4(s) + Ni(OH)2(s) =>
Ba(OH)2(ag) + NiSO4(ag) = BaSO4(s) + Ni(OH)2(s)
SO2 + H2O = H2SO2 + O2 =>
2 SO2 + 2 H2O = 2 H2SO2 + O2
N4H4 + O = N2 + H2O =>
N4H4 + 2 O = 2 N2 + 2 H2O
C6H3Br3O + NaOH = C6H2Br3O{-} + H2O + Na{+} =>
C6H3Br3O + NaOH = C6H2Br3O{-} + H2O + Na{+}
NH4(C2H3O2) + FeCl3 = NH4Cl + Fe(C2H3O2)3 =>
3 NH4(C2H3O2) + FeCl3 = 3 NH4Cl + Fe(C2H3O2)3
Cl2(g) + NiI2(aq) = I2(s) + NiCl2(aq) =>
Cl2(g) + NiI2(aq) = I2(s) + NiCl2(aq)
FeBr3 + AgNo3 = Fe(No3)3 + AgBr =>
FeBr3 + 3 AgNo3 = Fe(No3)3 + 3 AgBr
HClO4 + Br2 = HBrO4 + Cl2 =>
2 HClO4 + Br2 = 2 HBrO4 + Cl2
CsO2 + H2O2 = CsOH + O2 =>
2 CsO2 + H2O2 = 2 CsOH + 2 O2
IrO2 + HBr = IrBr4 + H2O =>
IrO2 + 4 HBr = IrBr4 + 2 H2O
Ca(CHO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(CHO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
LiMnO4(ac) + HBr(ac) = LiBr(ac) + MnBr2(ac) + H2O(l) + Br2(g) =>
2 LiMnO4(ac) + 16 HBr(ac) = 2 LiBr(ac) + 2 MnBr2(ac) + 8 H2O(l) + 5 Br2(g)
C19H16O + HBr = C19H15Br + H2O =>
C19H16O + HBr = C19H15Br + H2O
Zn2 + S2 = ZnS =>
Zn2 + S2 = 2 ZnS
Ge(OH)4 + H2SO4 = Ge(SO4)2 + H2O =>
Ge(OH)4 + 2 H2SO4 = Ge(SO4)2 + 4 H2O
NaOH(s) + CO2(g) = Na2CO3(s) + H2O(l) =>
2 NaOH(s) + CO2(g) = Na2CO3(s) + H2O(l)
NaNO3 = NaNO2 + O2 = H2O =>
2 NaNO3 = 2 NaNO2 + O2
Na2OOCCOO + Al(NO3)3 = Al2(OOCCOO)3 + NaNO3 =>
3 Na2OOCCOO + 2 Al(NO3)3 = Al2(OOCCOO)3 + 6 NaNO3
Na2S(aq) + HNO3(aq) = H2S(g) + NaNO3(aq) =>
Na2S(aq) + 2 HNO3(aq) = H2S(g) + 2 NaNO3(aq)
SnSO4 + NH3 + H2O = Sn(OH)2 + (NH4)2SO4 =>
SnSO4 + 2 NH3 + 2 H2O = Sn(OH)2 + (NH4)2SO4
Pb(NO3)2(s) + H2SO4(aq) = PbSO4(s) + HNO3(aq) =>
Pb(NO3)2(s) + H2SO4(aq) = PbSO4(s) + 2 HNO3(aq)
BaSO2 + NaOH = Na2SO2 + Ba(OH)2 =>
BaSO2 + 2 NaOH = Na2SO2 + Ba(OH)2
C5H8O4 + NaOH = Na2C5H6O4 + H2O =>
C5H8O4 + 2 NaOH = Na2C5H6O4 + 2 H2O
NH4S + FeCl = NH4Cl + FeS =>
NH4S + FeCl = NH4Cl + FeS
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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