| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Na2O*3SiO2 + H2SO4 = SiO2 + H2O + Na2SO4 =>
Na2O*3SiO2 + H2SO4 = 3 SiO2 + H2O + Na2SO4
Sb2S3 + HNO3 = HSbO3 + H2SO4 + NO + H2O =>
3 Sb2S3 + 28 HNO3 = 6 HSbO3 + 9 H2SO4 + 28 NO + 2 H2O
Al2S3 + Cl2 = AlCl3 + S2 =>
2 Al2S3 + 6 Cl2 = 4 AlCl3 + 3 S2
(NH4)Cl + HBr = NH4Br + HCl =>
(NH4)Cl + HBr = NH4Br + HCl
I{-} + MnO4{-} + H{+} = Mn{2} + I2 + H2O =>
10 I{-} + 2 MnO4{-} + 16 H{+} = 2 Mn{2} + 5 I2 + 8 H2O
NaI + AgNo3 = AgI + NaNo3 =>
NaI + AgNo3 = AgI + NaNo3
FeO + Zn = ZnO + Fe =>
FeO + Zn = ZnO + Fe
CH3COOH + KHCO3 = HCOOK + CO2 + H2O =>
CH3COOH + 4 KHCO3 = 4 HCOOK + 2 CO2 + 2 H2O
CS2(g) + Cl2(g) = CCl4(l) + S2Cl2(g) =>
CS2(g) + 3 Cl2(g) = CCl4(l) + S2Cl2(g)
Ti(OH)3 = Ti2O3 + H2O =>
2 Ti(OH)3 = Ti2O3 + 3 H2O
(NH4)2SO4 = NH3 + H2 + SO4 =>
(NH4)2SO4 = 2 NH3 + H2 + SO4
ZnS + NaCN + O2 + H2O = Na2Zn(CN)4 + NaSCN + NaOH =>
2 ZnS + 10 NaCN + O2 + 2 H2O = 2 Na2Zn(CN)4 + 2 NaSCN + 4 NaOH
Fe(NO3)3(aq) + Na2SO4(aq) = Fe2(SO4)3(aq) + NaNO3(aq) =>
2 Fe(NO3)3(aq) + 3 Na2SO4(aq) = Fe2(SO4)3(aq) + 6 NaNO3(aq)
SiCl4 + Sr = SrCl2 + Si =>
SiCl4 + 2 Sr = 2 SrCl2 + Si
CH3COOH + KHCO3 = HCOOK + CO2 + H2O =>
CH3COOH + 4 KHCO3 = 4 HCOOK + 2 CO2 + 2 H2O
Pb(NO3)2 + CaCl2 = PbCl2 + Ca(NO3)2 =>
Pb(NO3)2 + CaCl2 = PbCl2 + Ca(NO3)2
HBr + K2CO3 = Br2CO3 + HK =>
2 HBr + K2CO3 = Br2CO3 + 2 HK
KHSO4 + BaCl2 = BaSO4 + K2SO4 + HCl =>
2 KHSO4 + BaCl2 = BaSO4 + K2SO4 + 2 HCl
CH3COOH + KHCO3 = HCOOK + CO2 + H2O =>
CH3COOH + 4 KHCO3 = 4 HCOOK + 2 CO2 + 2 H2O
Na2CO3(aq) + HCl(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l) + CO2(g)
(COOH)2 + CaCl2 + NH4OH = (COO)2Ca + NH4Cl + H2O =>
(COOH)2 + CaCl2 + 2 NH4OH = (COO)2Ca + 2 NH4Cl + 2 H2O
Ca(NO2)2 + BeO = Be(NO2)2 + CaO =>
Ca(NO2)2 + BeO = Be(NO2)2 + CaO
F2 + Ge = GeF2 =>
F2 + Ge = GeF2
I2 + HSI3{-} + H2O = I{-} + SO4{2-} + H{+} =>
5 I2 + 2 HSI3{-} + 8 H2O = 16 I{-} + 2 SO4{2-} + 18 H{+}
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
PbO2 + MnSO4 + NaOH = Na2PbO2 + Na2MnO4 + Na2SO4 + H2O =>
2 PbO2 + MnSO4 + 8 NaOH = 2 Na2PbO2 + Na2MnO4 + Na2SO4 + 4 H2O
Ba(OH)2 + NH4(NO3) = Ba(NO3)2 + NH3 + H2O =>
Ba(OH)2 + 2 NH4(NO3) = Ba(NO3)2 + 2 NH3 + 2 H2O
Cl2 + Fe = ClFe =>
Cl2 + 2 Fe = 2 ClFe
ZnOH + CH3COOH = ZnCH3COO + H2O =>
ZnOH + CH3COOH = ZnCH3COO + H2O
CH3COOH + KHCO3 = KCH3COO + H2O + CO2 =>
CH3COOH + KHCO3 = KCH3COO + H2O + CO2
N2O6Pb + KI = PbI2 + KNO3 =>
N2O6Pb + 2 KI = PbI2 + 2 KNO3
H2 + O2 + Cl2 + C = H3O7C2Cl3 =>
3 H2 + 7 O2 + 3 Cl2 + 4 C = 2 H3O7C2Cl3
(CuSO4*5H2O) = CuSO4 + H2O =>
(CuSO4*5H2O) = CuSO4 + 5 H2O
K2Cr2O7 + HSO4 = K2SO4 + Cr2(SO4)3 + H2O + O =>
K2Cr2O7 + 4 HSO4 = K2SO4 + Cr2(SO4)3 + 2 H2O + 5 O
HNO3 + HCl = NOCl + Cl2 + H2O =>
HNO3 + 3 HCl = NOCl + Cl2 + 2 H2O
CuSO4*5H2O + NH3*H2O = [Cu(NH3)4]SO4*H2O + H2O =>
CuSO4*5H2O + 4 NH3*H2O = [Cu(NH3)4]SO4*H2O + 8 H2O
CrO3 + H2S = Cr2(SO)3 + H2O =>
2 CrO3 + 3 H2S = Cr2(SO)3 + 3 H2O
HClO + I{+} = HCl + IO3{+} =>
3 HClO + I{+} = 3 HCl + IO3{+}
CH3COOH + KHCO3 = CH3COOK + CO2 + H2O =>
CH3COOH + KHCO3 = CH3COOK + CO2 + H2O
Sn + HClO3 = H2 + Sn(ClO3)2 =>
Sn + 2 HClO3 = H2 + Sn(ClO3)2
KOH + BaCO3 = K2CO3 + Ba(OH)2 =>
2 KOH + BaCO3 = K2CO3 + Ba(OH)2
Zn + NO3{-} + H3O{+} = Zn{2+} + NH4{+} + H2O =>
4 Zn + NO3{-} + 10 H3O{+} = 4 Zn{2+} + NH4{+} + 13 H2O
HSO3F + H2O = HF + H2O2 + SO2 =>
HSO3F + H2O = HF + H2O2 + SO2
CaSO4 + Cl2 = CaCl2 + SO4 =>
CaSO4 + Cl2 = CaCl2 + SO4
Zn3Sb2 + H2O = Zn(OH)2 + SbH3(p) =>
Zn3Sb2 + 6 H2O = 3 Zn(OH)2 + 2 SbH3(p)
B2Cl4 + OH{-} = BO2{-} + Cl{-]+H2O+H2 =>
B2Cl4 + 6 OH{-} = 2 BO2{-} + 4 Cl{-]+2H2O+H2
C6H6(l) + O2(g) = CO2(g) + H2O(l) =>
2 C6H6(l) + 15 O2(g) = 12 CO2(g) + 6 H2O(l)
P + KMnO4 = P2O5 + K2MnO4 + MnO =>
6 P + 10 KMnO4 = 3 P2O5 + 5 K2MnO4 + 5 MnO
Pb(SO4)2 + K3[Fe(CN)6] = Pb3[Fe(CN)6]4 + K2SO4 =>
3 Pb(SO4)2 + 4 K3[Fe(CN)6] = Pb3[Fe(CN)6]4 + 6 K2SO4
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Équations équilibrées sur12/22/24
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