| Équations équilibrées la veille | Équations équilibrées le lendemain |
PbCl2 + 2 NH4OH = Pb(OH)2 + 2 NH3 + 2 HCl
Cr2S3 + Fe(CH3CO2)2 = Cr(CH3CO2)3 + FeS =>
Cr2S3 + 3 Fe(CH3CO2)2 = 2 Cr(CH3CO2)3 + 3 FeS
CaO + Na2Co3 = Na2O + CaCo3 =>
CaO + Na2Co3 = Na2O + CaCo3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Na2Co3 + Fe(Cl)2 = Fe + CoCl2 + NaCl =>
Na2Co3 + 4 Fe(Cl)2 = 4 Fe + 3 CoCl2 + 2 NaCl
Fe2O3 + CCl4 = FeCl3 + CO2 =>
2 Fe2O3 + 3 CCl4 = 4 FeCl3 + 3 CO2
(NH4)2S + KOH = K2S + NH4OH =>
(NH4)2S + 2 KOH = K2S + 2 NH4OH
Zn + (HNO3) = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10(HNO3) = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
Fe(NO3)2 + AgF = FeF2 + AgNO3 =>
Fe(NO3)2 + 2 AgF = FeF2 + 2 AgNO3
Cl3C2O2H3 + HNO3 = N2O4 + H2O + Cl3C2O2H =>
Cl3C2O2H3 + 2 HNO3 = N2O4 + 2 H2O + Cl3C2O2H
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca + HC2H3O2 = Ca(C2H3O2)2 + H2 =>
Ca + 2 HC2H3O2 = Ca(C2H3O2)2 + H2
NH4Cl + AgNO3 = AgCl + NH4NO3 =>
NH4Cl + AgNO3 = AgCl + NH4NO3
NaCl + MnO + H2SO4 = NaHSO4 + Mn2SO4 + H2O + Cl =>
2 NaCl + 2 MnO + 3 H2SO4 = 2 NaHSO4 + Mn2SO4 + 2 H2O + 2 Cl
NH4Br = NH3 + HBr =>
NH4Br = NH3 + HBr
SIO2 + Mg = MgO + SI =>
SIO2 + 2 Mg = 2 MgO + SI
Si2H3 + O2 = Si1O2 + H2O3 =>
4 Si2H3 + 17 O2 = 8 Si1O2 + 6 H2O3
PBO + SiO2 = PBSiO3 =>
PBO + SiO2 = PBSiO3
BaCl2 + Na2H2SiO4 = BaSiO3 + NaCl + H2O =>
BaCl2 + Na2H2SiO4 = BaSiO3 + 2 NaCl + H2O
P2O5 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
P2O5 + 3 Ca(OH)2 = Ca3(PO4)2 + 3 H2O
Zn + CuCI{2} = ZnCI{2} + Cu =>
Zn + CuCI{2} = ZnCI{2} + Cu
CuSO4 + NH3 = Cu(NH3)4SO4 =>
CuSO4 + 4 NH3 = Cu(NH3)4SO4
Al + MgCO3 = Al2(CO3)3 + Mg =>
2 Al + 3 MgCO3 = Al2(CO3)3 + 3 Mg
Fe1 + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe1 + 3 H2SO4 = Fe2(SO4)3 + 3 H2
C2H5NO2 + CuCO3 = CO2 + H2O + Cu(C2H4NO2)2 =>
2 C2H5NO2 + CuCO3 = CO2 + H2O + Cu(C2H4NO2)2
KNO3 + HBr = HNO3 + KBr =>
KNO3 + HBr = HNO3 + KBr
Mg(OH)2 + Cl2 = MgOCl2 + H2O =>
Mg(OH)2 + Cl2 = MgOCl2 + H2O
Fe + SnN = Fe3N + Sn =>
3 Fe + SnN = Fe3N + Sn
BaS + H2SO4 = SO2 + BaSO4 + H2O =>
BaS + 4 H2SO4 = 4 SO2 + BaSO4 + 4 H2O
ZnI + NaOH = NaI + Zn(OH) =>
ZnI + NaOH = NaI + Zn(OH)
LiOH(aq) + CO2(g) = Li2CO3(aq)H2O(l) =>
2 LiOH(aq) + CO2(g) = Li2CO3(aq)H2O(l)
CH3CONH2 + H2O + HCl = CH3COOH + NH4Cl =>
CH3CONH2 + H2O + HCl = CH3COOH + NH4Cl
CaCO3 + MgC2O4 = CaC2O4 + MgCO3 =>
CaCO3 + MgC2O4 = CaC2O4 + MgCO3
P12H12 = P4H12 + P4H2 =>
5 P12H12 = 3 P4H12 + 12 P4H2
Zn + H3AsO4 = Zn3(AsO4)2 + H3 =>
3 Zn + 2 H3AsO4 = Zn3(AsO4)2 + 2 H3
C6H11OH + HBr = HOH + C6H11Br =>
C6H11OH + HBr = HOH + C6H11Br
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
NH3 + O3 = NO + H2O =>
6 NH3 + 5 O3 = 6 NO + 9 H2O
Fe(OH)3 + K2SiO3 = KOH + Fe2(SiO3)3 =>
2 Fe(OH)3 + 3 K2SiO3 = 6 KOH + Fe2(SiO3)3
CH3CH2Cl + AgNO3 = CH3CH2NO3 + AgCl =>
CH3CH2Cl + AgNO3 = CH3CH2NO3 + AgCl
CH2CH(CH2)2(CH3) + O2 = CO2 + H2O =>
2 CH2CH(CH2)2(CH3) + 15 O2 = 10 CO2 + 10 H2O
IPO4 + OH{-} + H2O = I2 + IO3{-} + H2PO4{-} =>
5 IPO4 + 8 OH{-} + H2O = I2 + 3 IO3{-} + 5 H2PO4{-}
ZnI2 + K2CO3 = Zn(CO3) + I2K2 =>
ZnI2 + K2CO3 = Zn(CO3) + I2K2
ZrO(NO3)2 + NH3 = ZrO2 + N2 + H2O =>
3 ZrO(NO3)2 + 10 NH3 = 3 ZrO2 + 8 N2 + 15 H2O
Ba(OH)2 + K2SO4 = BaSO4 + KOH =>
Ba(OH)2 + K2SO4 = BaSO4 + 2 KOH
C3H6 + H2 = C3H6H2 =>
C3H6 + H2 = C3H6H2
Ag + KCN + HNO3 = KAg(CN)2 + NO2 + KOH =>
Ag + 2 KCN + HNO3 = KAg(CN)2 + NO2 + KOH
Mg + H2SO4 = MgSO4 + H21 =>
21 Mg + 21 H2SO4 = 21 MgSO4 + 2 H21
NO = N2 + O2 =>
2 NO = N2 + O2
Al + VO = V + Al2O3 =>
2 Al + 3 VO = 3 V + Al2O3
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Équations équilibrées sur11/17/24
Équations équilibrées sur12/17/23
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