| Équations équilibrées la veille |
KOH(ag)H2CO3(ag) = KCO3H2OH
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
CH3NH2 + O2 = CO2 + NO + H2O =>
4 CH3NH2 + 11 O2 = 4 CO2 + 4 NO + 10 H2O
K2CO3 + H2SO3 = K2SO3 + CO2 + H2O =>
K2CO3 + H2SO3 = K2SO3 + CO2 + H2O
H{+} + C2O4{2-}(aq) + MnO4{-} = Mn{2+} + CO2 + H2O =>
16 H{+} + 5 C2O4{2-}(aq) + 2 MnO4{-} = 2 Mn{2+} + 10 CO2 + 8 H2O
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
KOHCl = KClOH =>
KOHCl = KClOH
Mg + HNO3 = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3 = 5 Mg(NO3)2 + N2 + 6 H2O
Na(s) + Br2(g) = NaBr =>
2 Na(s) + Br2(g) = 2 NaBr
AgNO3 + Ca(OH)2 = Ag(OH) + Ca(NO3)2 =>
2 AgNO3 + Ca(OH)2 = 2 Ag(OH) + Ca(NO3)2
NaMnO4 + KCl + HCl = Cl2 + H2O + NaCl + K2[MnCl5] =>
NaMnO4 + 2 KCl + 8 HCl = 2 Cl2 + 4 H2O + NaCl + K2[MnCl5]
K2CrO4 + K2SO4 + H2O = Cr2(SO4)3 + H2O2 + KOH =>
2 K2CrO4 + 3 K2SO4 + 8 H2O = Cr2(SO4)3 + 3 H2O2 + 10 KOH
PBr3 + H2O = HBr + H3(PO3) =>
PBr3 + 3 H2O = 3 HBr + H3(PO3)
K2Cr2O7 + NH4Cl = KCl + (NH4)2(Cr2O7) =>
K2Cr2O7 + 2 NH4Cl = 2 KCl + (NH4)2(Cr2O7)
MgBr2 + K2CrO4 = MgCrO4 + KBr =>
MgBr2 + K2CrO4 = MgCrO4 + 2 KBr
Ca(OH)3 + CH3COOH = Ca(CH3COO)3 + H2O =>
Ca(OH)3 + 3 CH3COOH = Ca(CH3COO)3 + 3 H2O
FeSCN{2+} + HCl = FeCl{2+} + HSCN =>
FeSCN{2+} + HCl = FeCl{2+} + HSCN
NaBrO3(s) = NaBr(s) + O2(g) =>
2 NaBrO3(s) = 2 NaBr(s) + 3 O2(g)
CoCl2*6H2O + NH3 + O2 = [Co2(NH3)10(O2)]Cl4 + H2O =>
2 CoCl2*6H2O + 10 NH3 + O2 = [Co2(NH3)10(O2)]Cl4 + 12 H2O
H2O + Co = CoH2O =>
H2O + Co = CoH2O
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
HClO4Au(OH) = Au(ClO4)H2O =>
HClO4Au(OH) = Au(ClO4)H2O
C2H6O2 + CH3COOH = C4H7O3 + H2O =>
C2H6O2 + 3 CH3COOH = 2 C4H7O3 + 2 H2O
KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + O2 =>
4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 6 H2O + 5 O2
Zn + I2 = Zn5I3 =>
10 Zn + 3 I2 = 2 Zn5I3
Mn(NO3)2K2S = MnS + K(NO3) =>
Mn(NO3)2K2S = MnS + 2 K(NO3)
FeS + O2 = Fe2O0 + SO2 =>
4 FeS + 5 O2 = 2 Fe2O0 + 4 SO2
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
PF5 + H2 = P4 + HF =>
4 PF5 + 10 H2 = P4 + 20 HF
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
KSO4 + CuCl = CuSO4 + KCl =>
KSO4 + CuCl = CuSO4 + KCl
C6H5C2H5C2H5 + Na2Cr2O7 + H2SO4 = C6H5CH3COOHCH3COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C6H5C2H5C2H5 + 5 Na2Cr2O7 + 20 H2SO4 = 3 C6H5CH3COOHCH3COOH + 5 Cr2(SO4)3 + 5 Na2SO4 + 23 H2O
CuSO4 + Ca(OH)2 = Cu(OH)2 + CaSO4 =>
CuSO4 + Ca(OH)2 = Cu(OH)2 + CaSO4
PbO + Al = Pb + Al2O3 =>
3 PbO + 2 Al = 3 Pb + Al2O3
Mn2{+} + S2O82{-} + H2O = MnO4{-} + HSO4{-} + H{+} =>
151 Mn2{+} + 13 S2O82{-} + 246 H2O = 302 MnO4{-} + 26 HSO4{-} + 466 H{+}
Ba + Ni(PO4)2 = Ni + Ba3(PO4)2 =>
3 Ba + Ni(PO4)2 = Ni + Ba3(PO4)2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
NCH + CuSO4 = H2SO4 + Cu(CN)2 =>
2 NCH + CuSO4 = H2SO4 + Cu(CN)2
MgCO3 + CH3COOH = CH3COOHMg + CO2 + H2O =>
4 MgCO3 + 5 CH3COOH = 4 CH3COOHMg + 6 CO2 + 2 H2O
C2H5OH = C4H6 + H2 + H2O =>
2 C2H5OH = C4H6 + H2 + 2 H2O
Cu + FeCl3 = CuCl2 + Fe =>
3 Cu + 2 FeCl3 = 3 CuCl2 + 2 Fe
H3PO2 + NaOH = H2O + Na(H2PO2) =>
H3PO2 + NaOH = H2O + Na(H2PO2)
C6H12N4 + O2 = CO2 + N2 + H2O =>
C6H12N4 + 9 O2 = 6 CO2 + 2 N2 + 6 H2O
H2SO4 + MgI2 = MgSO4 + HI =>
H2SO4 + MgI2 = MgSO4 + 2 HI
H{+} + MnO4{-} + C2O4{-2} = Mn{+} + CO2 + H2O =>
8 H{+} + MnO4{-} + 3 C2O4{-2} = Mn{+} + 6 CO2 + 4 H2O
I{-} + H2Sb2O7{2-} + H{+} = I2 + Sb{3+} + H2O =>
4 I{-} + H2Sb2O7{2-} + 12 H{+} = 2 I2 + 2 Sb{3+} + 7 H2O
CrBr3 + NaOH = NaBr + Cr(OH)3 =>
CrBr3 + 3 NaOH = 3 NaBr + Cr(OH)3
KI + H2O = KHO + IH =>
KI + H2O = KHO + IH
Cu + FeCl3 = CuCl2 + Fe =>
3 Cu + 2 FeCl3 = 3 CuCl2 + 2 Fe
HCI + K2SO3 = KCI + SO2 + H2O =>
2 HCI + K2SO3 = 2 KCI + SO2 + H2O
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