| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca3(PO4)2(s) + 3 SiO2(s) + 5 C(s) = 2 P(s) + 3 CaSiO3(s) + 5 CO(g)
NaS2O3 + H2O = NaOH + HS2O3 =>
NaS2O3 + H2O = NaOH + HS2O3
C2H2O3 + C2H8N2 + C7H8O + NaOH + FeCl3 = C18H17N2O6NaFe + H2O + HCl =>
89 C2H2O3 + 40 C2H8N2 + 66 C7H8O + 40 NaOH + 40 FeCl3 = 40 C18H17N2O6NaFe + 133 H2O + 120 HCl
NaOH + Al2(SO4)3 + NaH2PO4 = AlPO4 + Na2SO4 + H2O =>
4 NaOH + Al2(SO4)3 + 2 NaH2PO4 = 2 AlPO4 + 3 Na2SO4 + 4 H2O
NH4Cl(s) + KOH(aq) = KCl(aq) + H2O(l) + NH3(g) =>
NH4Cl(s) + KOH(aq) = KCl(aq) + H2O(l) + NH3(g)
Al + O{2+} = AlO{2+} =>
Al + O{2+} = AlO{2+}
K2Cr2O7 + CrSO4 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 CrSO4 + 7 H2SO4 = 4 Cr2(SO4)3 + K2SO4 + 7 H2O
O2(g) = O3(g) =>
3 O2(g) = 2 O3(g)
C6H6 + O2 + H2O = HCO3{-} + H{+} =>
2 C6H6 + 15 O2 + 6 H2O = 12 HCO3{-} + 12 H{+}
Na + Co2 = Na2Co3 =>
4 Na + 3 Co2 = 2 Na2Co3
Au + Br{-} + IO{-} + H2O = AuBr4{-} + I{-} + OH{-} =>
2 Au + 8 Br{-} + 3 IO{-} + 3 H2O = 2 AuBr4{-} + 3 I{-} + 6 OH{-}
H2O + S2O3 = SO4 + H3O =>
15 H2O + S2O3 = 2 SO4 + 10 H3O
H2SO4 + NaBr = Na2SO4 + SO2 + H2O + Br2 =>
2 H2SO4 + 2 NaBr = Na2SO4 + SO2 + 2 H2O + Br2
N2O4 + KCl = NOCl + KNO3 =>
N2O4 + KCl = NOCl + KNO3
Sr(NO3)2(aq) + Na2C2O4(aq) = SrC2O4(aq) + NaNO3(aq) =>
Sr(NO3)2(aq) + Na2C2O4(aq) = SrC2O4(aq) + 2 NaNO3(aq)
ZnOHF = ZnFOH =>
ZnOHF = ZnFOH
Mg3B2 + H2O = Mg(OH)2 + B2H6 =>
Mg3B2 + 6 H2O = 3 Mg(OH)2 + B2H6
C2H6 + O = CO2 + H2O =>
C2H6 + 7 O = 2 CO2 + 3 H2O
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
Hg(OH)2 = Hg + OH =>
Hg(OH)2 = Hg + 2 OH
CH3CH2Br + OH = CH3CH2OH + Br =>
CH3CH2Br + OH = CH3CH2OH + Br
M21 = M24 =>
8 M21 = 7 M24
MgCO3(s) + HCl(l) = MgCl2(aq) + H2O(l) + CO2(g) =>
MgCO3(s) + 2 HCl(l) = MgCl2(aq) + H2O(l) + CO2(g)
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
VCl4 + HF = VF4 + HCl =>
VCl4 + 4 HF = VF4 + 4 HCl
Al + LiOH + H2O = Li2[Al(OH)4] + H2 =>
Al + 2 LiOH + 2 H2O = Li2[Al(OH)4] + H2
O2 + NO + H2O = HNO2 =>
O2 + 4 NO + 2 H2O = 4 HNO2
[Zn(NH3)4]2{+} + S2{-} = ZnS + NH3 =>
[Zn(NH3)4]2{+} + S2{-} = 2 ZnS + 8 NH3
C2H6 + O2 = CO + H2O =>
2 C2H6 + 5 O2 = 4 CO + 6 H2O
MnCl2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + Cl2 + NaNO3 + H2O =>
2 MnCl2 + 7 NaBiO3 + 28 HNO3 = 2 HMnO4 + 7 Bi(NO3)3 + 2 Cl2 + 7 NaNO3 + 13 H2O
MnO4 + HCOO = MnO2 + CO3 + H2O =>
3 MnO4 + 4 HCOO = 3 MnO2 + 4 CO3 + 2 H2O
NaCo3 + CuCl2 = CuCo3 + NaCl2 =>
NaCo3 + CuCl2 = CuCo3 + NaCl2
Cu + HCl = HClCu =>
Cu + HCl = HClCu
C2NH5NH2 + O2 = CO2 + H2O + N2 =>
4 C2NH5NH2 + 15 O2 = 8 CO2 + 14 H2O + 4 N2
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
MgOHCl + H2SO4 = MgSO4 + MgCl2 + H2O =>
2 MgOHCl + H2SO4 = MgSO4 + MgCl2 + 2 H2O
HNO3 + I = HIO3 + NO2 + H2O =>
5 HNO3 + I = HIO3 + 5 NO2 + 2 H2O
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
AlCl3(aq) + K2SO4 = Al2(SO4)3(s) + KCl(aq) =>
2 AlCl3(aq) + 3 K2SO4 = Al2(SO4)3(s) + 6 KCl(aq)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Si(SO4)2 + NaOH = Si(OH)4 + Na2SO4 =>
Si(SO4)2 + 4 NaOH = Si(OH)4 + 2 Na2SO4
NH3 + HI = NH4I =>
NH3 + HI = NH4I
CN{-} + OH{-} + Cu(NH3)4{2+} = Cu(CN)3{2-} + NH3 + CNO{-} + H2O =>
7 CN{-} + 2 OH{-} + 2 Cu(NH3)4{2+} = 2 Cu(CN)3{2-} + 8 NH3 + CNO{-} + H2O
Au + HBr = AuBr + H =>
Au + HBr = AuBr + H
I5{-} + HSO3{-} + H2O = I{-} + H{+} + SO4{-} =>
3 I5{-} + 4 HSO3{-} + 4 H2O = 15 I{-} + 12 H{+} + 4 SO4{-}
KOHAgNO3 = KOAgHNO3 =>
KOHAgNO3 = KOAgHNO3
Na + CI = NaCI =>
Na + CI = NaCI
Zn + S = ZnS3 =>
Zn + 3 S = ZnS3
Al + H3PO4 = Al3PO4 + H =>
3 Al + H3PO4 = Al3PO4 + 3 H
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Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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