| Équations équilibrées la veille |
10 C8H18(l) + 80 O2(g) = 80 CO2(g) + 9 H20(g)
CrO3 + Na2SO3 + H{+} = Cr{3+} + Na2SO4 + H2O =>
2 CrO3 + 3 Na2SO3 + 6 H{+} = 2 Cr{3+} + 3 Na2SO4 + 3 H2O
hydrogen + oxygen = water =>
2 H2 + O2 = 2 H2O
SO3 + HNO3 = SO4 + NO + H2O =>
3 SO3 + 2 HNO3 = 3 SO4 + 2 NO + H2O
C21H44 + O2 = H2O + CO =>
2 C21H44 + 43 O2 = 44 H2O + 42 CO
Na2S2O3 + CH3COOH = NaHSO3 + CH3COONa + S =>
Na2S2O3 + CH3COOH = NaHSO3 + CH3COONa + S
NaHCO3 + H2SO4 = H2CO3 + NaHSO4 =>
NaHCO3 + H2SO4 = H2CO3 + NaHSO4
TiF3 + Cs2SO3 = Ti2(SO3)3 + CsF =>
2 TiF3 + 3 Cs2SO3 = Ti2(SO3)3 + 6 CsF
BaCl2 + H2C2O4 = Ba + HCl + CO2 =>
BaCl2 + H2C2O4 = Ba + 2 HCl + 2 CO2
FeBr2 + Cl2 = FeCl3 + Br2 =>
2 FeBr2 + 3 Cl2 = 2 FeCl3 + 2 Br2
FeCl3 + (NaOH) = Fe(OH)3 + NaCl =>
FeCl3 + 3(NaOH) = Fe(OH)3 + 3 NaCl
H3BO3 + H2O = H4BO4 + H =>
H3BO3 + H2O = H4BO4 + H
Be(OH)2 + HF = BeF2 + H2O =>
Be(OH)2 + 2 HF = BeF2 + 2 H2O
NH4VO3 + KI + HCl = I2 + VOCl2 + KCl + NH4Cl + H2O =>
2 NH4VO3 + 2 KI + 8 HCl = I2 + 2 VOCl2 + 2 KCl + 2 NH4Cl + 4 H2O
PbO2 + C3H5(OH)3 = CO2 + PbO + H2O =>
7 PbO2 + C3H5(OH)3 = 3 CO2 + 7 PbO + 4 H2O
(NH4)2C2O4 + CaCl2 = NH4Cl + Ca(C2O4) =>
(NH4)2C2O4 + CaCl2 = 2 NH4Cl + Ca(C2O4)
NaCl + NH4IO3 = NH4Cl + NaIO3 =>
NaCl + NH4IO3 = NH4Cl + NaIO3
HI(aq) + Sr(OH)2(aq) = SrI2(aq) + H2O(l) =>
2 HI(aq) + Sr(OH)2(aq) = SrI2(aq) + 2 H2O(l)
MnSO4 + Na2Cr2O7 + HCl = NaCl + CrCl3 + Cr2(SO4)3 + NaMnO4 + H2O =>
6 MnSO4 + 5 Na2Cr2O7 + 22 HCl = 4 NaCl + 6 CrCl3 + 2 Cr2(SO4)3 + 6 NaMnO4 + 11 H2O
MgSO4 + RbOH = Mg(OH)2 + Rb2SO4 =>
MgSO4 + 2 RbOH = Mg(OH)2 + Rb2SO4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CuSO4 + NH3 + H2O = (NH4)2SO4 + Cu(OH)2 =>
CuSO4 + 2 NH3 + 2 H2O = (NH4)2SO4 + Cu(OH)2
C8H7NO3 + NaOCl = C8H7NO4 + NaCl =>
C8H7NO3 + NaOCl = C8H7NO4 + NaCl
BrO2{-} + OH{-} + N2O4 = BrO3{-} + H2O + NO2{-} =>
BrO2{-} + 2 OH{-} + N2O4 = BrO3{-} + H2O + 2 NO2{-}
Cu(NO3)2 + CaO = CuO + Ca(NO3)2 =>
Cu(NO3)2 + CaO = CuO + Ca(NO3)2
Mg + H2O2 = MgO2 + H2O =>
Mg + 2 H2O2 = MgO2 + 2 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
Al2(SO4)3 + K(OH) = Al(OH)3 + K2(SO4) =>
Al2(SO4)3 + 6 K(OH) = 2 Al(OH)3 + 3 K2(SO4)
AgBr + HCl = HBr + AgCl =>
AgBr + HCl = HBr + AgCl
CH3(CH2)6(CH3)(g) + O2(g) = CO2(g) + H2O(g) =>
2 CH3(CH2)6(CH3)(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
Si + F = SiF4 =>
Si + 4 F = SiF4
MnO4{-} + H2S + H{+} = Mn{2+} + S04 + H2O =>
8 MnO4{-} + 20 H2S + 24 H{+} = 8 Mn{2+} + 5 S04 + 32 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
HIO + NH4OH = NH4 + IO + H2O =>
HIO + NH4OH = NH4 + IO + H2O
FeSO4 + K2Cr2O7 + H2S2O7 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
12 FeSO4 + 2 K2Cr2O7 + 7 H2S2O7 = 6 Fe2(SO4)3 + 2 K2SO4 + 2 Cr2(SO4)3 + 7 H2O
C6H11COOH + HNO3 = HNO2 + H2O + CO2 =>
C6H11COOH + 18 HNO3 = 18 HNO2 + 6 H2O + 7 CO2
Si + F = SiF4 =>
Si + 4 F = SiF4
SiS2 + H2O = Si(OH)4 + H2S =>
SiS2 + 4 H2O = Si(OH)4 + 2 H2S
K + H3PO3 = KH2PO3 + H2 =>
2 K + 2 H3PO3 = 2 KH2PO3 + H2
FeCl3 + AgI = AgCl3 + FeI =>
FeCl3 + AgI = AgCl3 + FeI
Si + F = SiF4 =>
Si + 4 F = SiF4
Co(NO3)3 + (NH4)2(S) = Co2S3 + NH4NO3 =>
2 Co(NO3)3 + 3(NH4)2(S) = Co2S3 + 6 NH4NO3
Al(OH)3 + KCl + H2O = K3[Al(OH)6] + HCl =>
Al(OH)3 + 3 KCl + 3 H2O = K3[Al(OH)6] + 3 HCl
C2H6 + O2 = CH3COOH + H4 =>
2 C2H6 + 2 O2 = 2 CH3COOH + H4
Ge + KOH + H2O2 = K2GeO3 + H2O =>
Ge + 2 KOH + 2 H2O2 = K2GeO3 + 3 H2O
C10H7C5H11 + O2 = CO2 + H2O =>
2 C10H7C5H11 + 39 O2 = 30 CO2 + 18 H2O
KBrO3 + Na2S = KBr + Na2SO3 =>
KBrO3 + Na2S = KBr + Na2SO3
NH4Fe(SO4)2 + NaOH = NH4OH + Na2SO4 + Fe(OH)3 =>
NH4Fe(SO4)2 + 4 NaOH = NH4OH + 2 Na2SO4 + Fe(OH)3
C2H10N2 + O2 = CO2 + H2O + NO3 =>
2 C2H10N2 + 15 O2 = 4 CO2 + 10 H2O + 4 NO3
Al(OH)3 + HCl = AlCl3 + H2O(classification) =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O(classification)
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