| Équations équilibrées la veille |
CH2(Cl){-}CH2(Cl) + KOH = CH2(OH){-}CH2(OH) + KCl
K2V4O11 + Zn + HCl = VCl2 + ZnCl2 + KCl + H2O =>
K2V4O11 + 6 Zn + 22 HCl = 4 VCl2 + 6 ZnCl2 + 2 KCl + 11 H2O
V(OH)4Cl + Fe(Cl)2 + HCl = VO(Cl)2 + FeCl3 + H2O =>
V(OH)4Cl + Fe(Cl)2 + 2 HCl = VO(Cl)2 + FeCl3 + 3 H2O
Mg(NO3)2 + Li = Mg + LiNO3 =>
Mg(NO3)2 + 2 Li = Mg + 2 LiNO3
CH3CH(OH)CH2(OH) + HBr = CH3CH(Br)CH2(Br) + H2O =>
CH3CH(OH)CH2(OH) + 2 HBr = CH3CH(Br)CH2(Br) + 2 H2O
C21H16N2 + KOH + K3[Fe(CN)6] = C42H30N4 + K4[Fe(CN)6] + H2O =>
2 C21H16N2 + 2 KOH + 2 K3[Fe(CN)6] = C42H30N4 + 2 K4[Fe(CN)6] + 2 H2O
H{+} + MnO4{-} + S2O3{2-} = Mn{2+} + SO4O6{2-} + H2O =>
86 H{+} + 32 MnO4{-} + 5 S2O3{2-} = 32 Mn{2+} + 10 SO4O6{2-} + 43 H2O
AgCN2 + Ag = Ag(AgCN2) =>
AgCN2 + Ag = Ag(AgCN2)
MnO4{-} + S2O3{2-} + H30{+} = MnO2 + SO4{2-} + OH{-} =>
95 MnO4{-} + 32 S2O3{2-} + H30{+} = 95 MnO2 + 64 SO4{2-} + 30 OH{-}
I + NaCl = ICl + Na =>
I + NaCl = ICl + Na
F2 + NaBr = F(Br)2 + Na =>
F2 + 4 NaBr = 2 F(Br)2 + 4 Na
NaBr + Ca2OH = Ca2Br + NaOH =>
NaBr + Ca2OH = Ca2Br + NaOH
Na2CO3 + H2O2 = Na2O2 + CO2 + H2O =>
Na2CO3 + H2O2 = Na2O2 + CO2 + H2O
CH4 + KOH = CH3OH + KH =>
CH4 + KOH = CH3OH + KH
NaPO4 + H2O = H2O4 + Na0 + P =>
3 NaPO4 + 4 H2O = 4 H2O4 + 3 Na0 + 3 P
C8H9O = C + H2 + O2 =>
2 C8H9O = 16 C + 9 H2 + O2
AgCl + Na2CO3 = Ag + NaCl + CO2 + O2 =>
4 AgCl + 2 Na2CO3 = 4 Ag + 4 NaCl + 2 CO2 + O2
PH3 + K2Cr2O7 + HCl = H3PO4 + CrCl3 + KCl + H2O =>
3 PH3 + 4 K2Cr2O7 + 32 HCl = 3 H3PO4 + 8 CrCl3 + 8 KCl + 16 H2O
KCN + NaOH = NaCN + KOH =>
KCN + NaOH = NaCN + KOH
Sr3(PO4)2() + Al(OH)3() = Sr(OH)2() + AlPO4() =>
Sr3(PO4)2() + 2 Al(OH)3() = 3 Sr(OH)2() + 2 AlPO4()
Ca3(PO4)2 + KOH = K3PO4 + Ca(OH)2 =>
Ca3(PO4)2 + 6 KOH = 2 K3PO4 + 3 Ca(OH)2
(NH4)2Cr2O7 + Pb(ClO4)4 = Pb(Cr2O7)2 + NH4ClO4 =>
2(NH4)2Cr2O7 + Pb(ClO4)4 = Pb(Cr2O7)2 + 4 NH4ClO4
Fe(SO4) + KMnO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 Fe(SO4) + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + K2SO4 + 2 MnSO4 + 8 H2O
[Co(NO3)2]H12O6 + Al(NO3)3 + CH4N2O = CoAl2O4 + CO2 + N2 + H2O =>
3[Co(NO3)2]H12O6 + 6 Al(NO3)3 + 20 CH4N2O = 3 CoAl2O4 + 20 CO2 + 32 N2 + 58 H2O
C3H3OOH + NaOH = CH3COONa + H2O =>
2 C3H3OOH + 3 NaOH = 3 CH3COONa + H2O
H2S + Ca = Ca(HS)2 + H2 =>
2 H2S + Ca = Ca(HS)2 + H2
CuCl2 + KI = CuI + I2 + KCl =>
2 CuCl2 + 4 KI = 2 CuI + I2 + 4 KCl
MnO4 + Zn + H2O = MnO2 + Zn2{+} + OH({-}) =>
MnO4 + 8 Zn + 2 H2O = MnO2 + 4 Zn2{+} + 4 OH({-})
CuClO3 + K2S = Cu2S + KClO3 =>
2 CuClO3 + K2S = Cu2S + 2 KClO3
H2SO4 + CaO*MgO + H2O = CaSO4 + MgSO4*7H2O =>
2 H2SO4 + CaO*MgO + 5 H2O = CaSO4 + MgSO4*7H2O
Pb(NO3)4 + Mg = Pb + Mg(NO3)2 =>
Pb(NO3)4 + 2 Mg = Pb + 2 Mg(NO3)2
HCl + BaCH3COO = HCH3COOH + BaCl2 =>
2 HCl + BaCH3COO = HCH3COOH + BaCl2
Cr2O7{-2} + C2O4{-2} + H{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{-2} + 3 C2O4{-2} + 14 H{+} = 2 Cr{3+} + 6 CO2 + 7 H2O
FeO + HNO3 = Fe(NO3)2 + H2O =>
FeO + 2 HNO3 = Fe(NO3)2 + H2O
(NH4)3N + Ba(NO3)2 = NH4NO3 + Ba3N2 =>
2(NH4)3N + 3 Ba(NO3)2 = 6 NH4NO3 + Ba3N2
Pb(NO3)2 + NaCH3COO = NaPb + CH3COO(NO3)2 =>
Pb(NO3)2 + NaCH3COO = NaPb + CH3COO(NO3)2
Na + No = NaNo2 =>
Na + 2 No = NaNo2
CoCl2 + H2O = H12Cl2CoO6 =>
CoCl2 + 6 H2O = H12Cl2CoO6
AgNO3(l) + NaCl(s) = AgCl(s) + NaNO3(aq) =>
AgNO3(l) + NaCl(s) = AgCl(s) + NaNO3(aq)
ClO3{-} + I{-} + H2O = Cl{-} + I2 + OH{-} =>
ClO3{-} + 6 I{-} + 3 H2O = Cl{-} + 3 I2 + 6 OH{-}
Mn(s) + CoCl2(aq) = MnCl2(aq) + Co(s) =>
Mn(s) + CoCl2(aq) = MnCl2(aq) + Co(s)
AlCl3 + KOH = KAl(OH)4 + KCl =>
AlCl3 + 4 KOH = KAl(OH)4 + 3 KCl
Ba(ClO)2 + H2S = BaCl2 + S + H2O =>
Ba(ClO)2 + 2 H2S = BaCl2 + 2 S + 2 H2O
Na2CO3 + HCl = NaCl + HCO3 + H =>
Na2CO3 + 2 HCl = 2 NaCl + HCO3 + H
K2CO3 + CaCO3 + Nb2O5 = KCa2Nb3O10 + CO2 =>
K2CO3 + 4 CaCO3 + 3 Nb2O5 = 2 KCa2Nb3O10 + 5 CO2
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Cl2 + NaBr = Na2Cl + Br =>
Cl2 + 4 NaBr = 2 Na2Cl + 4 Br
H{+} + MnO4{-} + Cr{2+} = Mn{2+} + Cr{3+} + H2O =>
8 H{+} + MnO4{-} + 5 Cr{2+} = Mn{2+} + 5 Cr{3+} + 4 H2O
Pt2C + C = Pt2C2 =>
Pt2C + C = Pt2C2
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