| Équations équilibrées la veille | Équations équilibrées le lendemain |
Si + 2 S = SiS2
Si + S = SiS =>
Si + S = SiS
NaOH(aq) + H2CO3(aq) = Na2CO3 + H2O(l) =>
2 NaOH(aq) + H2CO3(aq) = Na2CO3 + 2 H2O(l)
CH3COOH + Na(HCO3) = H2CO3 + Na(C2H3O2) =>
CH3COOH + Na(HCO3) = H2CO3 + Na(C2H3O2)
Na + CaO = Na2O + Ca =>
2 Na + CaO = Na2O + Ca
FeS{2} + O{2} = Fe{2}O{3} + SO{2} =>
FeS{2} + O{2} = Fe{2}O{3} + SO{2}
H2CO3(aq) + NaOH(aq) = Na2CO3(aq) + H2O(l) =>
H2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 H2O(l)
W + O2 = WO3 =>
2 W + 3 O2 = 2 WO3
H3PO3 + Fe(OH)3 = (Fe(OH))3(PO3)2 + H2O =>
2 H3PO3 + 3 Fe(OH)3 = (Fe(OH))3(PO3)2 + 6 H2O
H2CO3(aq) + NaOH(aq) = NaHCO3(aq) + H2O(l) =>
H2CO3(aq) + NaOH(aq) = NaHCO3(aq) + H2O(l)
Cu(C2H3O2)2 + NaOH = Cu(OH)2 + Na(C2H3O2) =>
Cu(C2H3O2)2 + 2 NaOH = Cu(OH)2 + 2 Na(C2H3O2)
Si + S = SiS2 =>
Si + 2 S = SiS2
NaOH(aq) + H2CO3(aq) = Na2CO3 + H2O =>
2 NaOH(aq) + H2CO3(aq) = Na2CO3 + 2 H2O
FeC2O4 + K2C2O4 + H2O2 + H2C2O4 = K3Fe(C2O4)3 + H2O =>
2 FeC2O4 + 3 K2C2O4 + H2O2 + H2C2O4 = 2 K3Fe(C2O4)3 + 2 H2O
Cd + I2 = CdI =>
2 Cd + I2 = 2 CdI
MgO + Cl5P = MgCl2 + P4O10 =>
10 MgO + 4 Cl5P = 10 MgCl2 + P4O10
Cu(No3)2 + KOH = Cu(OH)2 + KNo3 =>
Cu(No3)2 + 2 KOH = Cu(OH)2 + 2 KNo3
NaOH(aq) + H2CO3(aq) = Na2CO3 + H2O(l) =>
2 NaOH(aq) + H2CO3(aq) = Na2CO3 + 2 H2O(l)
K3N = K + N =>
K3N = 3 K + N
Cu(C2H3O2)2 + NaOH = CuOH + Na(C2H3O2)2 =>
Cu(C2H3O2)2 + NaOH = CuOH + Na(C2H3O2)2
MnO + NaOH = Mn(OH)2 + Na2O =>
MnO + 2 NaOH = Mn(OH)2 + Na2O
H3PO3 + Fe(OH)3 = Fe2(PHO3)3 + H2O =>
3 H3PO3 + 2 Fe(OH)3 = Fe2(PHO3)3 + 6 H2O
FeC2O4 + H2C2O4 + K2C2O4 + H2O2 = K3(Fe(C2O4)3) + H2O =>
2 FeC2O4 + H2C2O4 + 3 K2C2O4 + H2O2 = 2 K3(Fe(C2O4)3) + 2 H2O
Cd + I2 = CdI2 =>
Cd + I2 = CdI2
NaBr + Cl2{-} = NaCl + Br2{-} =>
2 NaBr + Cl2{-} = 2 NaCl + Br2{-}
NaOH + Na2CO3 = NaHCO3 + Na2O =>
NaOH + Na2CO3 = NaHCO3 + Na2O
H2CO3(aq) + NaOH(aq) = NaHCO3(aq) + H2O(l) =>
H2CO3(aq) + NaOH(aq) = NaHCO3(aq) + H2O(l)
Fe(OH)3 + H3PO3 = Fe(H2PO3)3 + H2O =>
Fe(OH)3 + 3 H3PO3 = Fe(H2PO3)3 + 3 H2O
Al + (Fe2)(O3) = (Al2)(O3) + Fe =>
2 Al + (Fe2)(O3) = (Al2)(O3) + 2 Fe
CrBr3 + H2O2 + NaOH = Na2CrO4 + Br2 + H2O =>
2 CrBr3 + 6 H2O2 + 4 NaOH = 2 Na2CrO4 + 3 Br2 + 8 H2O
H2CO3(aq) + NaOH(aq) = Na2CO3(aq) + H2O(l) =>
H2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 H2O(l)
FeC2O4 + K2C2O4 + H2O2 + H2C2O4 = K3Fe(C2O4)3 + H2O =>
2 FeC2O4 + 3 K2C2O4 + H2O2 + H2C2O4 = 2 K3Fe(C2O4)3 + 2 H2O
CaCO3 + HCl = CaCl2(aq) + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2(aq) + CO2 + H2O
CH3COOH + Na(HCO3) = H2CO3 + Na(C2H3O2) =>
CH3COOH + Na(HCO3) = H2CO3 + Na(C2H3O2)
NaOH(aq) + H2CO3(aq) = Na2CO3 + H2O =>
2 NaOH(aq) + H2CO3(aq) = Na2CO3 + 2 H2O
Pb(CH3CO2)2(aq) + CsCl(aq) = PbCl2(s) + Cs(CH3CO2)(aq) =>
Pb(CH3CO2)2(aq) + 2 CsCl(aq) = PbCl2(s) + 2 Cs(CH3CO2)(aq)
CrO3 + H2SO4 + CH3OH = Cr2(SO4)3 + CH2O2 + H2O =>
4 CrO3 + 6 H2SO4 + 3 CH3OH = 2 Cr2(SO4)3 + 3 CH2O2 + 9 H2O
K2CrO4 + KBr + H2SO4 = Br2 + K2SO4 + H2O + Cr2(SO4)3 =>
2 K2CrO4 + 6 KBr + 8 H2SO4 = 3 Br2 + 5 K2SO4 + 8 H2O + Cr2(SO4)3
H2CO3(aq) + NaOH(aq) = NaHCO3(aq) + H2O(l) =>
H2CO3(aq) + NaOH(aq) = NaHCO3(aq) + H2O(l)
Si + S = SiS2 =>
Si + 2 S = SiS2
Al2(CO3)3 + HOH = Al(OH)3 + H2CO3 =>
Al2(CO3)3 + 6 HOH = 2 Al(OH)3 + 3 H2CO3
Na(HCO3) + CH3COOH = NaC2H3O2 + H2O + CO2 =>
Na(HCO3) + CH3COOH = NaC2H3O2 + H2O + CO2
CaO + K2SO4 = CaSO4 + K2O =>
CaO + K2SO4 = CaSO4 + K2O
HMnO4 + H2C2O4 = MnCO3 + H2O + O2 =>
2 HMnO4 + H2C2O4 = 2 MnCO3 + 2 H2O + 2 O2
MnO + NaOH = Mn(OH)2 + Na2O =>
MnO + 2 NaOH = Mn(OH)2 + Na2O
CH3OH + CrO3 + H2SO4 = CH2O + Cr2(SO4)3 + H2O =>
3 CH3OH + 2 CrO3 + 3 H2SO4 = 3 CH2O + Cr2(SO4)3 + 6 H2O
Si + S = SiS =>
Si + S = SiS
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
CH4 + Br2 = CH2Br3 + HBr =>
2 CH4 + 5 Br2 = 2 CH2Br3 + 4 HBr
HMnO4 + H2C2O4 = Mn + CO2 + H2O =>
2 HMnO4 + 7 H2C2O4 = 2 Mn + 14 CO2 + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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