| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H8N2 + 7 O2 = 3 CO2 + 4 H2O + 2 NO2
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
S(s) + O2(g) = SO3(g) =>
2 S(s) + 3 O2(g) = 2 SO3(g)
CH3COONa + HNO3 = CH3COOH + NaNO3 =>
CH3COONa + HNO3 = CH3COOH + NaNO3
C4H8O2(aq) + O2(g) = CO2(g) + H2O(l) =>
C4H8O2(aq) + 5 O2(g) = 4 CO2(g) + 4 H2O(l)
S(s) + O2(g) = SO2(g) =>
S(s) + O2(g) = SO2(g)
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
Al(s) + S(s) = Al2S3(s) =>
2 Al(s) + 3 S(s) = Al2S3(s)
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
Cr(NO3)3 + NaBiO3 + HNO3 = Na2Cr2O7 + NaNO3 + Bi(NO3)3 + H2O =>
2 Cr(NO3)3 + 3 NaBiO3 + 4 HNO3 = Na2Cr2O7 + NaNO3 + 3 Bi(NO3)3 + 2 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Fe + HCl + NaOH = Fe3O4 + NaCl + H2 =>
3 Fe + 4 HCl + 4 NaOH = Fe3O4 + 4 NaCl + 4 H2
NH4Cl(s) + H2SO4(aq) = (NH4)2SO4(aq) + HCl(aq) =>
2 NH4Cl(s) + H2SO4(aq) = (NH4)2SO4(aq) + 2 HCl(aq)
AlCl3 + NaOH = NaCl + AlOHCl2 =>
AlCl3 + NaOH = NaCl + AlOHCl2
Na2OHF = Na2FOH =>
Na2OHF = Na2FOH
AgCl + Na2S2O3*5H2O = Na3[Ag(S2O3)2] + NaCl + H2O =>
AgCl + 2 Na2S2O3*5H2O = Na3[Ag(S2O3)2] + NaCl + 10 H2O
Fe(Cl) + Li = Li(Cl) + Fe =>
Fe(Cl) + Li = Li(Cl) + Fe
HgS + HI = HgI2 + H2S =>
HgS + 2 HI = HgI2 + H2S
NH4Br + NaOH = NH3 + NaBr + H2O =>
NH4Br + NaOH = NH3 + NaBr + H2O
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
FeS + KMnO4 + KOH = Fe2(MnO4)3 + K2MnO4 + K2SO4 + H2O =>
2 FeS + 18 KMnO4 + 16 KOH = Fe2(MnO4)3 + 15 K2MnO4 + 2 K2SO4 + 8 H2O
Mg + H2O = Mg{+} + OH{-} + H2 =>
2 Mg + 2 H2O = 2 Mg{+} + 2 OH{-} + H2
NO3{-} + I{-} + H2O = NO2 + IO3{-} + OH{-} =>
6 NO3{-} + I{-} + 3 H2O = 6 NO2 + IO3{-} + 6 OH{-}
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HSbF6 + C = SbF6{-} + C{+} + H2 =>
2 HSbF6 + 2 C = 2 SbF6{-} + 2 C{+} + H2
Ba(CrO4) + H2SO4 = BaSO4 + CrO4 + H =>
Ba(CrO4) + H2SO4 = BaSO4 + CrO4 + 2 H
Cr + HNO3 + O2 = Cr(NO3)2 + H2O =>
2 Cr + 4 HNO3 + O2 = 2 Cr(NO3)2 + 2 H2O
C + NH3 = C3N4 + H2 =>
3 C + 4 NH3 = C3N4 + 6 H2
SiHCl3 + NaOH + H2O = Si(OH)4 + NaCl + H2 =>
SiHCl3 + 3 NaOH + H2O = Si(OH)4 + 3 NaCl + H2
CH3CHOHCH3 + ZnCl2 = CH3CHClCH3 + Zn(OH)2 =>
2 CH3CHOHCH3 + ZnCl2 = 2 CH3CHClCH3 + Zn(OH)2
Cu(NO3)2 + BaOH = Cu(OH)2 + BaNO3 =>
Cu(NO3)2 + 2 BaOH = Cu(OH)2 + 2 BaNO3
(CH2OH)2 + O2 = CO2 + H2O =>
2(CH2OH)2 + 5 O2 = 4 CO2 + 6 H2O
AgNO3 + HNO3 = HAg + NO3 =>
AgNO3 + HNO3 = HAg + 2 NO3
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH2 = C5H10 =>
5 CH2 = C5H10
CuO + NO3 = CuO2 + NO2 =>
CuO + NO3 = CuO2 + NO2
Mg(CH3COO)2 + NaHCO3 = Mg(HCO3)2 + CH3COONa =>
Mg(CH3COO)2 + 2 NaHCO3 = Mg(HCO3)2 + 2 CH3COONa
Pb(NO3)2 + CuCl2 = Cu(NO3)2 + PbCl2 =>
Pb(NO3)2 + CuCl2 = Cu(NO3)2 + PbCl2
FeS2 + Mg(NO3) = Fe(NO3) + MgS2 =>
FeS2 + Mg(NO3) = Fe(NO3) + MgS2
K + O = KO2 =>
K + 2 O = KO2
Ba(NO3)2 + Cs = CsNO3 + Ba =>
Ba(NO3)2 + 2 Cs = 2 CsNO3 + Ba
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CuSO4 + K4(Fe(CN)6) = K2SO4 + Cu2(Fe(CN)6) =>
2 CuSO4 + K4(Fe(CN)6) = 2 K2SO4 + Cu2(Fe(CN)6)
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Ai + Fe2O3 = Ai2O3 + Fe =>
2 Ai + Fe2O3 = Ai2O3 + 2 Fe
NaNO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + NO + Na2SO4 + H2O =>
2 NaNO3 + 6 FeSO4 + 4 H2SO4 = 3 Fe2(SO4)3 + 2 NO + Na2SO4 + 4 H2O
Ba(CrO4) + H2SO4 = BaSO4 + CrO4 + H =>
Ba(CrO4) + H2SO4 = BaSO4 + CrO4 + 2 H
Bi(NO3)2 + NH3 + H2O = Bi(OH)3 + NH4NO3 =>
8 Bi(NO3)2 + 14 NH3 + 21 H2O = 8 Bi(OH)3 + 15 NH4NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/28/24
Équations équilibrées sur11/27/23
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