| Équations équilibrées la veille |
4 KMnO4 + K2SO2 + 4 KOH = 2 H2O + 4 K2MnO4 + K2SO4
C7H7O2N + CH3CH2OH = C9H11O2N + H2O =>
C7H7O2N + CH3CH2OH = C9H11O2N + H2O
SiO2 + Al = SiAl + O2 =>
SiO2 + Al = SiAl + O2
(NH)2(N2) + Zr(N(CH3)2)4 = N2 + N2Zr(N(CH3)2)2* + HN(CH3)2 =>
(NH)2(N2) + Zr(N(CH3)2)4 = N2 + N2Zr(N(CH3)2)2* + 2 HN(CH3)2
Pb(OH)4 + P4O10 = [Pb(OH)3]4P2O7 + H2O =>
8 Pb(OH)4 + P4O10 = 2[Pb(OH)3]4P2O7 + 4 H2O
[B4O5(OH)4]{2-} + H2O + H{+} = B(OH)3 =>
[B4O5(OH)4]{2-} + 3 H2O + 2 H{+} = 4 B(OH)3
Ga + KOH + H2O = K[Ga(OH)4] + H2 =>
2 Ga + 2 KOH + 6 H2O = 2 K[Ga(OH)4] + 3 H2
Mg(NO3)2(aq) + Na3PO4(aq) = MgPO4(aq) + Na3(NO3)2 =>
Mg(NO3)2(aq) + Na3PO4(aq) = MgPO4(aq) + Na3(NO3)2
NaClO3 + HBr = ClO2 + NaClO4 + NaBr + H2O =>
3 NaClO3 + 2 HBr = 2 ClO2 + NaClO4 + 2 NaBr + H2O
CoFe2O4 + H2SO4 = CoFe2SO4 + H2O + O2 =>
2 CoFe2O4 + 2 H2SO4 = 2 CoFe2SO4 + 2 H2O + 3 O2
Mn(NO3)2 + Na2(BiO3) + H(NO3) = Na(NO3) + Bi(NO3)2 + H(MnO4) + H2O =>
2 Mn(NO3)2 + 5 Na2(BiO3) + 16 H(NO3) = 10 Na(NO3) + 5 Bi(NO3)2 + 2 H(MnO4) + 7 H2O
C5H8(g) + O2(g) = CO2(g) + H20(g) =>
5 C5H8(g) + 25 O2(g) = 25 CO2(g) + 2 H20(g)
H3AsO3 + SO4{2-} = HAsO4{2-} + H2S + H{+} =>
4 H3AsO3 + SO4{2-} = 4 HAsO4{2-} + H2S + 6 H{+}
KOH + NH4Cl = KCl + NH3H2O =>
KOH + NH4Cl = KCl + NH3H2O
C7O3H6 + C2O2H4 = C9O4H8 =>
10 C7O3H6 + C2O2H4 = 8 C9O4H8
Cu(SO4) + HCl = CuCl2 + H2SO4 =>
Cu(SO4) + 2 HCl = CuCl2 + H2SO4
Pb + HCl = PbCl(s) + H =>
Pb + HCl = PbCl(s) + H
I2(s) + H2S(g) = S(s) + HI(g) =>
I2(s) + H2S(g) = S(s) + 2 HI(g)
MgO + O2 = MgO2 =>
2 MgO + O2 = 2 MgO2
K2(SO3) + HNO3 = H2O + SO2 + K(NO3) =>
K2(SO3) + 2 HNO3 = H2O + SO2 + 2 K(NO3)
Na(OH)2 + Cl2 = NaCl + NaClO3 + H2O =>
6 Na(OH)2 + 3 Cl2 = 4 NaCl + 2 NaClO3 + 6 H2O
AsO4{-} + NO2{-} = AsO2{-} + NO3{-} =>
AsO4{-} + 2 NO2{-} = AsO2{-} + 2 NO3{-}
H3PO4 + Mg3(PO4)2 = Mg(H2PO4)2 =>
4 H3PO4 + Mg3(PO4)2 = 3 Mg(H2PO4)2
LiSe = Li + Se =>
LiSe = Li + Se
CrO2 + Na2O2 = CrO4 + Na2O =>
CrO2 + 2 Na2O2 = CrO4 + 2 Na2O
ZnSO4 + Na(OH) = Zn(OH)2 + Na2SO4 =>
ZnSO4 + 2 Na(OH) = Zn(OH)2 + Na2SO4
(C5H10O4) + O = CO2 + H2O =>
(C5H10O4) + 11 O = 5 CO2 + 5 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Na3PO4 + P2O5 = Na3P3O9 =>
Na3PO4 + P2O5 = Na3P3O9
HClO4(aq) + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4(aq) + P4O10 = 4 H3PO4 + 6 Cl2O7
Bi + I = BiI =>
Bi + I = BiI
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Ag + Ca(OH)2 = Ag(OH)2 + Ca =>
Ag + Ca(OH)2 = Ag(OH)2 + Ca
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
Ca(s) + ZnCl2(aq) = Zn(s) + CaCl2(aq) =>
Ca(s) + ZnCl2(aq) = Zn(s) + CaCl2(aq)
(a)CaO + HNO3 = Ca(NO3)2 + H2O =>
(a)CaO + 2 HNO3 = Ca(NO3)2 + H2O
CO2 + Sn = SnO + C =>
CO2 + 2 Sn = 2 SnO + C
NH4OH + AlCl3 = Al(OH)3 + NH4Cl =>
3 NH4OH + AlCl3 = Al(OH)3 + 3 NH4Cl
SIO2 + K2CO3 = K4SIO4 + CO2 =>
SIO2 + 2 K2CO3 = K4SIO4 + 2 CO2
AgCN + NH3 = Ag(NH3)2 + CN =>
AgCN + 2 NH3 = Ag(NH3)2 + CN
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
FeCl2 + Mn(CH3COO)2 = MnCl2 + Fe(CH3COO)2 =>
FeCl2 + Mn(CH3COO)2 = MnCl2 + Fe(CH3COO)2
NaCl(aq) + Mg(C2H3O2)2(aq) = Na(C2H3O2)(aq) + MgCl2(s) =>
2 NaCl(aq) + Mg(C2H3O2)2(aq) = 2 Na(C2H3O2)(aq) + MgCl2(s)
Mg + Mg(OH)2 = Mg3(OH)2 =>
2 Mg + Mg(OH)2 = Mg3(OH)2
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
NaCl(aq) + Mg(C2H3O2)2(aq) = Na(C2H3O2)(aq) + MgCl2(s) =>
2 NaCl(aq) + Mg(C2H3O2)2(aq) = 2 Na(C2H3O2)(aq) + MgCl2(s)
Ce(OH)3 + KMnO4 + H2SO4 + H2O = Ce(OH)4 + MnSO4 + K2SO4 =>
10 Ce(OH)3 + 2 KMnO4 + 3 H2SO4 + 2 H2O = 10 Ce(OH)4 + 2 MnSO4 + K2SO4
SnCl2 + H2O = SnCl4 + Sn(OH)Cl + H2 =>
3 SnCl2 + 2 H2O = SnCl4 + 2 Sn(OH)Cl + H2
SrO + H2CO3 = Sr2(CO3)2 + H2O =>
2 SrO + 2 H2CO3 = Sr2(CO3)2 + 2 H2O
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