| Équations équilibrées la veille | Équations équilibrées le lendemain |
SiO4 = SiO2 + O2
Au + H2SO4 = Au2SO4 + H2 =>
2 Au + H2SO4 = Au2SO4 + H2
Br2(l) + NaCl(aq) = Cl2(g) + NaBr(aq) =>
Br2(l) + 2 NaCl(aq) = Cl2(g) + 2 NaBr(aq)
CrO7{2-} + CH3CH2OH + H{+} = Cr{3+} + CH3COOH + H2O =>
4 CrO7{2-} + 9 CH3CH2OH + 20 H{+} = 4 Cr{3+} + 9 CH3COOH + 19 H2O
H3COC(CH3)3 + NaOH + Na2S2O8 = CO2 + H2O + Na2SO4 =>
H3COC(CH3)3 + 30 NaOH + 15 Na2S2O8 = 5 CO2 + 21 H2O + 30 Na2SO4
Cs(s) + H2(g) + C(s) + O2(g) = CsHCO3(s) =>
2 Cs(s) + H2(g) + 2 C(s) + 3 O2(g) = 2 CsHCO3(s)
NH4(OH) + HNO3 = NH4NO3 + HOH =>
NH4(OH) + HNO3 = NH4NO3 + HOH
K4[Fe(CN)6] + KMnO4 + H2SO4 = Fe2(SO4)3 + CO2 + KNO3 + K2SO4 + MnSO4 + H2O =>
10 K4[Fe(CN)6] + 122 KMnO4 + 188 H2SO4 = 5 Fe2(SO4)3 + 60 CO2 + 60 KNO3 + 51 K2SO4 + 122 MnSO4 + 188 H2O
C4H11OH + KMnO4 + H2SO4 = C2H5COOH + K2SO4 + MnSO4 + H2O =>
15 C4H11OH + 22 KMnO4 + 33 H2SO4 = 20 C2H5COOH + 11 K2SO4 + 22 MnSO4 + 63 H2O
SO2 + HI = S + I + H2O =>
SO2 + 4 HI = S + 4 I + 2 H2O
Fe2O3Al = AlO3Fe2 =>
Fe2O3Al = AlO3Fe2
K2O = K + O =>
K2O = 2 K + O
CH4 + KMnO4 + H2SO4 = COOH + K2SO4 + MnSO4 + H2O =>
10 CH4 + 14 KMnO4 + 21 H2SO4 = 10 COOH + 7 K2SO4 + 14 MnSO4 + 36 H2O
BrO2 + H = Br + H2O =>
BrO2 + 4 H = Br + 2 H2O
CH3CH2CH2Br + NaOH = CH3CH2CH2OH + NaBr =>
CH3CH2CH2Br + NaOH = CH3CH2CH2OH + NaBr
Hf + H2SO4 = H2[Hf(SO4)3] + SO2 + H2O =>
Hf + 5 H2SO4 = H2[Hf(SO4)3] + 2 SO2 + 4 H2O
C2H4Cl2 + CNa2O3 + H2O = C2H6O2 + NaCl + CO2 =>
C2H4Cl2 + CNa2O3 + H2O = C2H6O2 + 2 NaCl + CO2
Br2 + O3 = Br2O5 =>
3 Br2 + 5 O3 = 3 Br2O5
FeCO3 + H3O = Fe2 + CO2 + H2O =>
2 FeCO3 + 4 H3O = Fe2 + 2 CO2 + 6 H2O
FeCl2 + NaBH4 = Fe + NaCl + BCl3 + HCl =>
4 FeCl2 + NaBH4 = 4 Fe + NaCl + BCl3 + 4 HCl
K3CrO3 + HCl = KCl + CrCl2 + H2O + Cl2 =>
2 K3CrO3 + 12 HCl = 6 KCl + 2 CrCl2 + 6 H2O + Cl2
K(MnO4) + Fe(SO4) + H2SO4 = Mn(SO4) + Fe2(SO4)3 + K(SO4) + H2O =>
K(MnO4) + 4 Fe(SO4) + 4 H2SO4 = Mn(SO4) + 2 Fe2(SO4)3 + K(SO4) + 4 H2O
Mn(NO3)2 + K2S = KNO3 + MnS =>
Mn(NO3)2 + K2S = 2 KNO3 + MnS
NaClO + CH3COOH = CH3COONa + Cl2 + O2 + H2O =>
4 NaClO + 4 CH3COOH = 4 CH3COONa + 2 Cl2 + O2 + 2 H2O
Na(CO3)2 + HC2H3O2 = Na(C2H3O2) + H2O + CO2 =>
8 Na(CO3)2 + 11 HC2H3O2 = 8 Na(C2H3O2) + 10 H2O + 22 CO2
NaC2H3O2 + O2 = CO2 + H2O + Na =>
4 NaC2H3O2 + 7 O2 = 8 CO2 + 6 H2O + 4 Na
CO + H2O = CO2 + H =>
CO + H2O = CO2 + 2 H
Fe(SO4)3 + H2O = FeSO4 + H2SO4 + H2O2 =>
Fe(SO4)3 + 4 H2O = FeSO4 + 2 H2SO4 + 2 H2O2
CuZn + HCl = ZnCl2 + H2 + Cu =>
CuZn + 2 HCl = ZnCl2 + H2 + Cu
As2S3 + H2O = H3AsO4 + S8 + H =>
8 As2S3 + 64 H2O = 16 H3AsO4 + 3 S8 + 80 H
Na2HCO3 + CH3COOH = CH3COOHNa + H2O + CO2 =>
8 Na2HCO3 + 17 CH3COOH = 16 CH3COOHNa + 6 H2O + 10 CO2
PH3 + HCl = PClH4 =>
PH3 + HCl = PClH4
CrO + H2 = Cr + H2O =>
CrO + H2 = Cr + H2O
Al2(SO4)3 + KHO = Al(HO)3 + K2SO4 =>
Al2(SO4)3 + 6 KHO = 2 Al(HO)3 + 3 K2SO4
Cu(NO3)2 + NH4OH = Cu(OH)2 + NH4NO3 =>
Cu(NO3)2 + 2 NH4OH = Cu(OH)2 + 2 NH4NO3
K3PO4(aq) + NaOH(aq) = KOH + Na3PO4 =>
K3PO4(aq) + 3 NaOH(aq) = 3 KOH + Na3PO4
CH3COOH + LiOH = CH3COOLi + H2O =>
CH3COOH + LiOH = CH3COOLi + H2O
Cr2O7{-2} + C2H5OH + H{+} = Cr{+3} + CO2 + H2O =>
2 Cr2O7{-2} + C2H5OH + 16 H{+} = 4 Cr{+3} + 2 CO2 + 11 H2O
Fe(g) + H2O(g) = Fe3O4 + H2(g) =>
3 Fe(g) + 4 H2O(g) = Fe3O4 + 4 H2(g)
K3PO4(aq) + NaOH(aq) = Na3PO4(s) + KOH(aq) =>
K3PO4(aq) + 3 NaOH(aq) = Na3PO4(s) + 3 KOH(aq)
Sb + HCl + Na2S = SbNaCl + H2S =>
2 Sb + 2 HCl + Na2S = 2 SbNaCl + H2S
H2SO4 + PbCO3 = PbSO4 + H2O + CO2 =>
H2SO4 + PbCO3 = PbSO4 + H2O + CO2
NaCl + H2SO4 = NaHSO4 + H2S + Cl2 + H2O =>
8 NaCl + 9 H2SO4 = 8 NaHSO4 + H2S + 4 Cl2 + 4 H2O
K2Cr2O7 + HCl + KBr = KCl + CrCl3 + Br2 + H2O =>
K2Cr2O7 + 14 HCl + 6 KBr = 8 KCl + 2 CrCl3 + 3 Br2 + 7 H2O
CuS + O2 = Cu + SO2 =>
CuS + O2 = Cu + SO2
H + CoCl2 = CoH2 + Cl =>
2 H + CoCl2 = CoH2 + 2 Cl
CaO + O2 = CaO2 =>
2 CaO + O2 = 2 CaO2
CO + NaOH = Na2CO3 + H2 =>
CO + 2 NaOH = Na2CO3 + H2
Br2 + CH4 = HBr + CH3Br =>
Br2 + CH4 = HBr + CH3Br
Zn + Fe(NO3)3(aq) = Zn(NO3)2 + Fe =>
3 Zn + 2 Fe(NO3)3(aq) = 3 Zn(NO3)2 + 2 Fe
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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