| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na3PO4 + 3 CaO2 = Ca3(PO4)2 + 6 NaO
SiO3 + H = Si + H2O =>
SiO3 + 6 H = Si + 3 H2O
C6H6FeK4N6O3 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 C6H6FeK4N6O3 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 218 H2O
C4H19 + O2 = CO2 + H2O =>
4 C4H19 + 35 O2 = 16 CO2 + 38 H2O
Co(NO3)2(aq) + Na2CO3(aq) = CoCO3 + NaNO3 =>
Co(NO3)2(aq) + Na2CO3(aq) = CoCO3 + 2 NaNO3
K4Fe3(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe3(CN)6 + 134 KMnO4 + 353 H2SO4 = 174 KHSO4 + 15 Fe2(SO4)3 + 134 MnSO4 + 60 HNO3 + 60 CO2 + 236 H2O
Mg(NO3)2 + Ag + Na2SO4 = Ag2SO4 + MgNa(NO3)2 =>
2 Mg(NO3)2 + 2 Ag + Na2SO4 = Ag2SO4 + 2 MgNa(NO3)2
C2H + O2 = CO2 + H2 =>
2 C2H + 4 O2 = 4 CO2 + H2
Fe(NO3)2 + KHSO4 = Fe2(SO4)3 + K2SO4 + NO + H2O + Fe(NO3)3 =>
9 Fe(NO3)2 + 12 KHSO4 = 2 Fe2(SO4)3 + 6 K2SO4 + 3 NO + 6 H2O + 5 Fe(NO3)3
NH4Cl + Al(OH)2 = H2O + AlCl2 + NH3 =>
2 NH4Cl + Al(OH)2 = 2 H2O + AlCl2 + 2 NH3
Na2S2O3 + Cl2 + H2O = Na2SO4 + HCl + HSO4 =>
2 Na2S2O3 + 9 Cl2 + 10 H2O = 2 Na2SO4 + 18 HCl + 2 HSO4
BaCrO4 + H{+} = Ba{2+} + H2Cr2O7 + H2O =>
2 BaCrO4 + 4 H{+} = 2 Ba{2+} + H2Cr2O7 + H2O
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
Pt(OH) = PtO + H{+} + {-} =>
Pt(OH) = PtO + H{+} + e
Li + HOH = LiOH + H2 =>
2 Li + 2 HOH = 2 LiOH + H2
ZrOCl2 + (NH4)2S + H2O = ZrO(OH)2 + NH4Cl + H2S =>
ZrOCl2 + (NH4)2S + 2 H2O = ZrO(OH)2 + 2 NH4Cl + H2S
Cr4O6 + Na2CO3 + KNO3 = Na2CrO4 + KNO2 + CO2 =>
Cr4O6 + 4 Na2CO3 + 6 KNO3 = 4 Na2CrO4 + 6 KNO2 + 4 CO2
MgCl2 + NH4CO3 = MgCO3 + NH4Cl2 =>
MgCl2 + NH4CO3 = MgCO3 + NH4Cl2
C22H25BrN2O3S + O2 = CO2 + H2O + HBr + SO2 + NH3 =>
C22H25BrN2O3S + 26 O2 = 22 CO2 + 9 H2O + HBr + SO2 + 2 NH3
I2(l) + KBr(aq) = KI(aq) + Br2(g) =>
I2(l) + 2 KBr(aq) = 2 KI(aq) + Br2(g)
HNO2 + Zn(OH)2 = Zn(NO2)2 + H2O =>
2 HNO2 + Zn(OH)2 = Zn(NO2)2 + 2 H2O
Hg2(NO3)2 + CaBr = Hg2Br2 + CaNO3 =>
Hg2(NO3)2 + 2 CaBr = Hg2Br2 + 2 CaNO3
Zn + Fe(HCl)2 = Fe + Zn(HCl)2 =>
Zn + Fe(HCl)2 = Fe + Zn(HCl)2
C6H2(CH3)4 + O2 = CO2 + H2O =>
2 C6H2(CH3)4 + 27 O2 = 20 CO2 + 14 H2O
Cr2O7{2-} + S + H{+} = OH{-} + SO2 + Cr203 =>
203 Cr2O7{2-} + 609 S + 203 H{+} = 203 OH{-} + 609 SO2 + 2 Cr203
C6H4BrNH2 + H2O = OH{-} + HC6H4BrNH2{+} =>
C6H4BrNH2 + H2O = OH{-} + HC6H4BrNH2{+}
CaOH2 + H3PO4 = CaH3PO4 + H2O =>
CaOH2 + H3PO4 = CaH3PO4 + H2O
NaCH3COO + CH3CH2Br = CH3COOCH3CH2 + NaBr =>
NaCH3COO + CH3CH2Br = CH3COOCH3CH2 + NaBr
Mn + S = MnS =>
Mn + S = MnS
C10H8 + C4H9Br = C14H16 + HBr =>
C10H8 + C4H9Br = C14H16 + HBr
KBr(aq) + Cl2 = KCl(aq) + Br2(l) =>
2 KBr(aq) + Cl2 = 2 KCl(aq) + Br2(l)
Na2SO3 + H2S = S + H2O + Na =>
Na2SO3 + 3 H2S = 4 S + 3 H2O + 2 Na
Mg(OH)2 + Cl2O7 = Mg(ClO4)2 + H2O =>
Mg(OH)2 + Cl2O7 = Mg(ClO4)2 + H2O
NH3 + H2O + NaOH = H2 + NaNO3 =>
NH3 + 2 H2O + NaOH = 4 H2 + NaNO3
CaCl2 + AgNO3 = AgCl + Ca(NO3)02 =>
CaCl2 + 2 AgNO3 = 2 AgCl + Ca(NO3)02
FeSO4 + Na3PO4 = Fe3(PO4)2 + Na2SO4 =>
3 FeSO4 + 2 Na3PO4 = Fe3(PO4)2 + 3 Na2SO4
C2H6O(l) + O2(g) = C2(g) + H2O(v) =>
C2H6O(l) + O2(g) = C2(g) + 3 H2O(v)
N3O7 = N2 + O2 =>
2 N3O7 = 3 N2 + 7 O2
I2 + KF = K + I2F =>
I2 + KF = K + I2F
H3SO4 + K2O = K3SO4 + H2O =>
2 H3SO4 + 3 K2O = 2 K3SO4 + 3 H2O
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
H2S + NO3 = S + NO + H2O =>
2 H2S + NO3 = 2 S + NO + 2 H2O
Fe2 + NaCl = Fe2Cl + Na =>
Fe2 + NaCl = Fe2Cl + Na
HNO3 + FeCl2 + HCl = NO + FeCl3 + H2O =>
HNO3 + 3 FeCl2 + 3 HCl = NO + 3 FeCl3 + 2 H2O
hydrogen + sulfur = Hydrogensulfide =>
H2 + S = H2S
bariumchloride + sulfuricacid = bariumsulfate + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
NH3 + NHO3 = NH4NO3 =>
NH3 + NHO3 = NH4NO3
BCl3 + LiAlH = B2H6 + LiCl + Al =>
2 BCl3 + 6 LiAlH = B2H6 + 6 LiCl + 6 Al
Mg2 + FeSO4 = Fe + MgSO4 =>
Mg2 + 2 FeSO4 = 2 Fe + 2 MgSO4
MoO3 + XeF2 = MoF6 + Xe + O =>
MoO3 + 3 XeF2 = MoF6 + 3 Xe + 3 O
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Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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