| Équations équilibrées la veille |
2 Fe + 3 SO4 = (Fe)2(SO4)3
MnO2 + ClO3{-} + OH{-} = MnO4{2-} + Cl{-} + H2O =>
3 MnO2 + ClO3{-} + 6 OH{-} = 3 MnO4{2-} + Cl{-} + 3 H2O
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
NaCl(aq) + Ba(s) = BaCl2(aq) + Na(s) =>
2 NaCl(aq) + Ba(s) = BaCl2(aq) + 2 Na(s)
Fe + SO4 = (Fe)2(SO4)3 =>
2 Fe + 3 SO4 = (Fe)2(SO4)3
KAlSi3O8 + H2O + H = K + Si(OH)4 + Al2Si2O5(OH)4 =>
2 KAlSi3O8 + 9 H2O + 2 H = 2 K + 4 Si(OH)4 + Al2Si2O5(OH)4
CaCl2 + Cr(NO3)3 = Ca(NO3)2 + CrCl3 =>
3 CaCl2 + 2 Cr(NO3)3 = 3 Ca(NO3)2 + 2 CrCl3
Ag + H2SO4(st) = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4(st) = Ag2SO4 + SO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2CrO4 + Cu(OH)2 = H2O + CuCrO4 =>
H2CrO4 + Cu(OH)2 = 2 H2O + CuCrO4
BaHPO4 + NaOH = Ba3(PO4)2 + Na3PO4 + H2O =>
3 BaHPO4 + 3 NaOH = Ba3(PO4)2 + Na3PO4 + 3 H2O
HCl(l) + NaOH(s) = NaCl + H2O =>
HCl(l) + NaOH(s) = NaCl + H2O
Fe + SO4 = (Fe)2(SO4)3 =>
2 Fe + 3 SO4 = (Fe)2(SO4)3
Cu + HNO3 = CuO + H2O + NO =>
3 Cu + 2 HNO3 = 3 CuO + H2O + 2 NO
Fe + H2(SO4) = Fe(SO4) + H2 =>
Fe + H2(SO4) = Fe(SO4) + H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeCl2 + NaOH = Fe(OH)2(s) + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2(s) + 2 NaCl
HCOH + O2 = CO2 + H2O =>
HCOH + O2 = CO2 + H2O
Fe + SO4 = (Fe)2(SO4)3 =>
2 Fe + 3 SO4 = (Fe)2(SO4)3
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
KBr + I = BrI + K =>
KBr + I = BrI + K
CaSO4 + Cu(NO3)2 = Ca(NO3)2 + CuSO4 =>
CaSO4 + Cu(NO3)2 = Ca(NO3)2 + CuSO4
HC + H2O = CO2 + H2 =>
2 HC + 4 H2O = 2 CO2 + 5 H2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Fe + SO4 = (Fe)2(SO4)3 =>
2 Fe + 3 SO4 = (Fe)2(SO4)3
H2(CO3) + Na(OH) = Na2CO3 + H2O =>
H2(CO3) + 2 Na(OH) = Na2CO3 + 2 H2O
H3PO2 + BiCl3 + H2O = H3PO4 + Bi + HCl =>
3 H3PO2 + 4 BiCl3 + 6 H2O = 3 H3PO4 + 4 Bi + 12 HCl
*NH4HCO3 + H2SO4 = (NH4)2SO4 + H2O + CO2 =>
2*NH4HCO3 + H2SO4 = (NH4)2SO4 + 2 H2O + 2 CO2
CH3CHBrCH3 + S = CH3CHSCH3 + Br2 =>
2 CH3CHBrCH3 + 2 S = 2 CH3CHSCH3 + Br2
Cs2CO3(aq) + Cu(NO3)2(aq) = CsNO3(aq) + CuCO3(s) =>
Cs2CO3(aq) + Cu(NO3)2(aq) = 2 CsNO3(aq) + CuCO3(s)
Pt + O = PtO =>
Pt + O = PtO
Cu2O2H2CO3 = CuO + CO2 + H2O =>
Cu2O2H2CO3 = 2 CuO + CO2 + H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Sb2S3 + (NH4)2S = (NH4)3SbS3 =>
Sb2S3 + 3(NH4)2S = 2(NH4)3SbS3
K2O + Na2O + SiO2 = K2Na2SiO4 =>
K2O + Na2O + SiO2 = K2Na2SiO4
Cd(NO3)2 + NH4OH = CdOH + NH4(NO3)2 =>
Cd(NO3)2 + NH4OH = CdOH + NH4(NO3)2
Zn(NO3)2 + KBr = ZnBr2 + KNO3 =>
Zn(NO3)2 + 2 KBr = ZnBr2 + 2 KNO3
SnCl4 + Fe = SnCl2 + FeCl3 =>
3 SnCl4 + 2 Fe = 3 SnCl2 + 2 FeCl3
Li + NaO = Na + Li2O =>
2 Li + NaO = Na + Li2O
As + KBrO3 + KOH = K3AsO4 + KBr + H2O =>
6 As + 5 KBrO3 + 18 KOH = 6 K3AsO4 + 5 KBr + 9 H2O
CH3(CH2)16COONa + FeCl3 = Fe(CH3(CH2)16COO)3 + NaCl =>
3 CH3(CH2)16COONa + FeCl3 = Fe(CH3(CH2)16COO)3 + 3 NaCl
NH4I + Mg = MgI2 + NH4 =>
2 NH4I + Mg = MgI2 + 2 NH4
CH3{-}COOH + Cr2O72{-} + H{+} = CO2 + H2O + Cr3{+} =>
427 CH3{-}COOH + 24 Cr2O72{-} + 467 H{+} = 427 CO2 + 874 H2O + 16 Cr3{+}
Cu2S + NH3 = Cu(NH3)2 + S =>
Cu2S + 4 NH3 = 2 Cu(NH3)2 + S
RbNO2 + H2O = RbOH + HNO2 =>
RbNO2 + H2O = RbOH + HNO2
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Fe + SO4 = (Fe)2(SO4)3 =>
2 Fe + 3 SO4 = (Fe)2(SO4)3
NaClO3 = NaCl + O2NaClO3 = NaCl + O2 =>
5 NaClO3 = 2 NaCl + 3 O2NaClO3
Al2(SO4)3*18H2O + BaCl2 = AlCl3 + BaSO4 + H2O =>
Al2(SO4)3*18H2O + 3 BaCl2 = 2 AlCl3 + 3 BaSO4 + 18 H2O
ClCN + HClO + NaOH = Na2CO3 + H2O + N2 + NaCl =>
2 ClCN + 3 HClO + 9 NaOH = 2 Na2CO3 + 6 H2O + N2 + 5 NaCl
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Équations équilibrées sur10/27/24
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