| Équations équilibrées la veille |
FeK4(CN)6 + 2 NiSO4 = 2 K2SO4 + Ni2Fe(CN)6
Pb(ClO4)2(aq) + Na2S(aq) = PbS(s) + NaClO4(aq) =>
Pb(ClO4)2(aq) + Na2S(aq) = PbS(s) + 2 NaClO4(aq)
Cl2 + CrCl3 + NaOH = NaCl + Na2CrO4 + H2O =>
3 Cl2 + 2 CrCl3 + 16 NaOH = 12 NaCl + 2 Na2CrO4 + 8 H2O
K3(Cr(OH)6) + SO2 = Cr(OH)3 + KHSO3 =>
K3(Cr(OH)6) + 3 SO2 = Cr(OH)3 + 3 KHSO3
Hg(OH)2 + H2CrO4 = HgCrO4 + HOH =>
Hg(OH)2 + H2CrO4 = HgCrO4 + 2 HOH
CH3CCl3 + NaOH = CH3COOH + NaCl + H2O =>
CH3CCl3 + 3 NaOH = CH3COOH + 3 NaCl + H2O
CaO(S) + CO2(g) = CaCO3(S) =>
CaO(S) + CO2(g) = CaCO3(S)
Pb(NO3)2(aq) + K2S(aq) = PbS + KNO3(aq) =>
Pb(NO3)2(aq) + K2S(aq) = PbS + 2 KNO3(aq)
CaCl(aq) + LiCO(aq) = CaCO + LiCl =>
CaCl(aq) + LiCO(aq) = CaCO + LiCl
Ba(OH)2 + KMnO4 = KOH + BaMnO4 + H2O + O2 =>
4 Ba(OH)2 + 4 KMnO4 = 4 KOH + 4 BaMnO4 + 2 H2O + O2
KMnO4 + NaOH = MnO4 + NaK + OH =>
KMnO4 + NaOH = MnO4 + NaK + OH
C12H14Cl2N2 + H2O + O2 = CH4N2O + HCl + CH2O =>
2 C12H14Cl2N2 + 14 H2O + 5 O2 = 2 CH4N2O + 4 HCl + 22 CH2O
N2O + HNO3 = H2O + N2O3 =>
N2O + 2 HNO3 = H2O + 2 N2O3
Cu(NO3)2 + NH3 = Cu(NH3)4{2+} + NO3{-} =>
Cu(NO3)2 + 4 NH3 = Cu(NH3)4{2+} + 2 NO3{-}
Zh + SO2 = ZhO + S =>
2 Zh + SO2 = 2 ZhO + S
ZnCO3 + H3PO3 = Zn3(PO3)2 + H2CO3 =>
3 ZnCO3 + 2 H3PO3 = Zn3(PO3)2 + 3 H2CO3
CH3OH + K2Cr2O7 + HCl = HCOOH + KCl + CrCl3 + H2O =>
3 CH3OH + 2 K2Cr2O7 + 16 HCl = 3 HCOOH + 4 KCl + 4 CrCl3 + 11 H2O
CO2(g) + H2O = C12H24O12(s) + O2(g) =>
12 CO2(g) + 12 H2O = C12H24O12(s) + 12 O2(g)
I2 + HCl = ICl + H =>
I2 + 2 HCl = 2 ICl + 2 H
Co + (NH4)2S = CoS + NH4 =>
Co + (NH4)2S = CoS + 2 NH4
Fe1S1 + H1Cl1 = Fe1Cl2 + H2S1 =>
Fe1S1 + 2 H1Cl1 = Fe1Cl2 + H2S1
CO2 + H2S = C6H12O6 + S8 + H2O =>
12 CO2 + 24 H2S = 2 C6H12O6 + 3 S8 + 12 H2O
Cr2(SO4) + Br2 + KOH = K2CrO4 + KBr + K2SO4 + H2O =>
Cr2(SO4) + 5 Br2 + 16 KOH = 2 K2CrO4 + 10 KBr + K2SO4 + 8 H2O
C2H2 + Br2 = C2H2Br2 =>
C2H2 + Br2 = C2H2Br2
Cu(NO3)2 + K2S = K(NO3) + CuS =>
Cu(NO3)2 + K2S = 2 K(NO3) + CuS
Cu7P + HCl + H2O2 = CuCl + H3PO4 + H =>
Cu7P + 7 HCl + 2 H2O2 = 7 CuCl + H3PO4 + 8 H
N2O5 + B2O3 + H2O = B3N3H6 + O2 =>
3 N2O5 + 3 B2O3 + 6 H2O = 2 B3N3H6 + 15 O2
Fe3 + HBrO3 = Fe(BrO3) + H2 =>
2 Fe3 + 6 HBrO3 = 6 Fe(BrO3) + 3 H2
HCl(aq) + Cu(s) = H2(g) + CuCl2(s) =>
2 HCl(aq) + Cu(s) = H2(g) + CuCl2(s)
C5H5N + HCl = C5H6NCl =>
C5H5N + HCl = C5H6NCl
Sn + VO2{+} + H{+} = Sn{2+} + V{3+} + H2O =>
Sn + VO2{+} + 4 H{+} = Sn{2+} + V{3+} + 2 H2O
NaI + H2SO4 + NaClO = I2 + Na2SO4 + NaCl + H2O =>
2 NaI + H2SO4 + NaClO = I2 + Na2SO4 + NaCl + H2O
C3H6 + COOH = C3H3O + H2O =>
2 C3H6 + 3 COOH = 3 C3H3O + 3 H2O
CaCl2(s) + Na2SO4(s) = CaSO4(s) + NaCl(s) =>
CaCl2(s) + Na2SO4(s) = CaSO4(s) + 2 NaCl(s)
NaI + CoCl2 = NaCl + Co(I)2 =>
2 NaI + CoCl2 = 2 NaCl + Co(I)2
O2 + NH3 + CH4 = HCN + H2O =>
3 O2 + 2 NH3 + 2 CH4 = 2 HCN + 6 H2O
Al(OH)3 + KHP = Al(KP)3 + H2O =>
Al(OH)3 + 3 KHP = Al(KP)3 + 3 H2O
CH5N3O + NH4NO3 = CO2 + H2O + N2 =>
2 CH5N3O + 7 NH4NO3 = 2 CO2 + 19 H2O + 10 N2
Li3 + HCl = H + LiCl =>
Li3 + 3 HCl = 3 H + 3 LiCl
SICl4(l) + H2O(l) = SIO2(s) + HCl(aq) =>
SICl4(l) + 2 H2O(l) = SIO2(s) + 4 HCl(aq)
FeS2 + HBr = FeBr2 + HS =>
FeS2 + 2 HBr = FeBr2 + 2 HS
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
HClO = HOCl =>
HClO = HOCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
MnO3{-} + H2O = MnO2 + MnO4{-} + OH{-} =>
3 MnO3{-} + H2O = 2 MnO2 + MnO4{-} + 2 OH{-}
Cr2(SO4)3 + NaBiO3 + NaOH + H2O = Na2CrO4 + Na2SO4 + Bi(OH)3 =>
Cr2(SO4)3 + 3 NaBiO3 + 7 NaOH + H2O = 2 Na2CrO4 + 3 Na2SO4 + 3 Bi(OH)3
HNO3 + HF = HFO4 + NO + H2O =>
8 HNO3 + 3 HF = 3 HFO4 + 8 NO + 4 H2O
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