| Équations équilibrées la veille |
Mg + 2 HCl = MgCl2 + H2
Cr2O7{2-} + SO2 + H{+} = SO42{-} + Cr{3+} + H2O =>
79 Cr2O7{2-} + 6 SO2 + 626 H{+} = 6 SO42{-} + 158 Cr{3+} + 313 H2O
SnCl3 + HgCl2 = SnCl6 + Hg2Cl2 =>
2 SnCl3 + 6 HgCl2 = 2 SnCl6 + 3 Hg2Cl2
HNO3 + CuO = CuNO4 + H2 =>
2 HNO3 + 2 CuO = 2 CuNO4 + H2
MgO + Na2SO4 = MgSO4 + Na2O =>
MgO + Na2SO4 = MgSO4 + Na2O
K2Cr2O7 + H2SO4 + Fe = CrSO4 + Fe(SO4)3 + K2SO4 + H2O =>
3 K2Cr2O7 + 21 H2SO4 + 4 Fe = 6 CrSO4 + 4 Fe(SO4)3 + 3 K2SO4 + 21 H2O
CI2 + AlI2 = AlCI3 + I2 =>
2 CI2 + 2 AlI2 = 2 AlCI3 + I2
Hg + (OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg + 3(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Ca3(PO4)2*CaF2 + H2SO4 + H2O = H3PO4 + CaSO4*2H2O + HF =>
Ca3(PO4)2*CaF2 + 4 H2SO4 + 8 H2O = 2 H3PO4 + 4 CaSO4*2H2O + 2 HF
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH3 + CH3CH2COOH = NOH + CH3CH2COH3 =>
NH3 + CH3CH2COOH = NOH + CH3CH2COH3
Zn(OH)Cl + HCl = ZnCl2 + H2O =>
Zn(OH)Cl + HCl = ZnCl2 + H2O
Cr2SO4 + KMnO4 + H2SO4 = Cr2(SO4)3 + K2SO4 + MnSO4 + H2O =>
5 Cr2SO4 + 4 KMnO4 + 16 H2SO4 = 5 Cr2(SO4)3 + 2 K2SO4 + 4 MnSO4 + 16 H2O
NH3 + H2O = NH3O + H =>
NH3 + H2O = NH3O + 2 H
FeNO32Na2S = FeSNa2NO32 =>
FeNO32Na2S = FeSNa2NO32
HSO3{-} + OH{-} = SO4{2-} + H2O + e =>
HSO3{-} + 3 OH{-} = SO4{2-} + 2 H2O + 2e
Hg{2+} + S2O3{2-} + H2O = HgS + SO4{2-} + H{+} =>
Hg{2+} + S2O3{2-} + H2O = HgS + SO4{2-} + 2 H{+}
KMnO4 + SnCl2 + HCl = MnCl2 + H2SnCl6 + KCl + H2O =>
2 KMnO4 + 5 SnCl2 + 26 HCl = 2 MnCl2 + 5 H2SnCl6 + 2 KCl + 8 H2O
CaCO3 + Ba(OH)2 = Ca(OH)2 + BaCO3 =>
CaCO3 + Ba(OH)2 = Ca(OH)2 + BaCO3
AlBr3 + NH4(C2H3O2) = NH4Br3 + Al(C2H3O2) =>
AlBr3 + NH4(C2H3O2) = NH4Br3 + Al(C2H3O2)
HAsO4 + H2 = As2O5 + H2O =>
2 HAsO4 + 2 H2 = As2O5 + 3 H2O
K[Al(OH)4] + HBr = AlBr3 + KOH + H2O =>
K[Al(OH)4] + 3 HBr = AlBr3 + KOH + 3 H2O
Ni(OH)2 + NH4{+} = Ni{2+} + H2O + NH3 =>
Ni(OH)2 + 2 NH4{+} = Ni{2+} + 2 H2O + 2 NH3
Oxygen + Copper = CuO =>
O2 + 2 Cu = 2 CuO
H2S + CaO = H2O + CaS =>
H2S + CaO = H2O + CaS
C2H6 + O2 + Cl = C2H3Cl + H2O =>
4 C2H6 + 3 O2 + 4 Cl = 4 C2H3Cl + 6 H2O
In(OH)3 = In2O3 + H2 + O2 =>
4 In(OH)3 = 2 In2O3 + 6 H2 + 3 O2
Al2(SO4)3 + NaOH = NaAl(SO4)2 + Al(OH)3 =>
2 Al2(SO4)3 + 3 NaOH = 3 NaAl(SO4)2 + Al(OH)3
Rb3PO4 + H2SO4 = Rb2SO4 + Rb2HPO4 =>
2 Rb3PO4 + H2SO4 = Rb2SO4 + 2 Rb2HPO4
Mg(NO3)2(s) = MgO(s) + NO2(g) + O2(g) =>
2 Mg(NO3)2(s) = 2 MgO(s) + 4 NO2(g) + O2(g)
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
BaS + Li2SO4 = Li2S + BaSO4 =>
BaS + Li2SO4 = Li2S + BaSO4
H3PO4 + Cs(OH) = Cs3(PO4) + H2O =>
H3PO4 + 3 Cs(OH) = Cs3(PO4) + 3 H2O
CH3(CH2)16COONa + CaCl2 = CH3(CH2)16COO + Ca + NaCl =>
2 CH3(CH2)16COONa + CaCl2 = 2 CH3(CH2)16COO + Ca + 2 NaCl
Ce2O3 + O2 = CeO3 =>
2 Ce2O3 + 3 O2 = 4 CeO3
CH3COONH4 + O2 = CO2 + NH3 + H2O =>
CH3COONH4 + 2 O2 = 2 CO2 + NH3 + 2 H2O
Pb(NO3)2(aq) + NaHCO3(aq) = PbHCO3(s) + Na(NO3)2(aq) =>
Pb(NO3)2(aq) + NaHCO3(aq) = PbHCO3(s) + Na(NO3)2(aq)
Ca + H(NO3) = NH4(NO3) + Ca(NO3)2 + H2O =>
4 Ca + 10 H(NO3) = NH4(NO3) + 4 Ca(NO3)2 + 3 H2O
C2H3O2K + C6H13Br = C8H16O2 + KBr =>
C2H3O2K + C6H13Br = C8H16O2 + KBr
CsH = H + Cs =>
CsH = H + Cs
Sb2O5 + HCl = HSbCl6 + H2O =>
Sb2O5 + 12 HCl = 2 HSbCl6 + 5 H2O
H2C2O4 + Ca(OH)2 = H2O + CaC2O4 =>
H2C2O4 + Ca(OH)2 = 2 H2O + CaC2O4
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
CaZnO = CaOZn =>
CaZnO = CaOZn
Cr(OH)4{-} + H2O2 + OH{-} = CrO4{2-} + H2O =>
2 Cr(OH)4{-} + 3 H2O2 + 2 OH{-} = 2 CrO4{2-} + 8 H2O
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
Cr1 + H = CrH6 =>
Cr1 + 6 H = CrH6
Fe2Cl + Li = LiCl + Fe2 =>
Fe2Cl + Li = LiCl + Fe2
Na2SO4 + SrBr2 = Na2Br2 + SrSO4 =>
Na2SO4 + SrBr2 = Na2Br2 + SrSO4
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Équations équilibrées sur12/10/24
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