| Équations équilibrées la veille |
Ba + Br2 = BaBr2
Sn + SnCl2 = Sn2Cl2 =>
Sn + SnCl2 = Sn2Cl2
SOCu + H2SO4 = CuSO4 + SO2 + H2O =>
SOCu + 3 H2SO4 = CuSO4 + 3 SO2 + 3 H2O
BaCO3 + SrCO3 + NiO + Fe2O3 + Cr2O3 = Ba5Sr15Ni20Fe118Cr2O220 + CO2 =>
5 BaCO3 + 15 SrCO3 + 20 NiO + 59 Fe2O3 + Cr2O3 = Ba5Sr15Ni20Fe118Cr2O220 + 20 CO2
{-} + H{+} + BrO{-} = Br{-} + H2O =>
2e + 2 H{+} + BrO{-} = Br{-} + H2O
(NH4)2[Hg(SCN)4] + ZnSO4 = Zn[Hg(SCN)4] + (NH4)2SO4 =>
(NH4)2[Hg(SCN)4] + ZnSO4 = Zn[Hg(SCN)4] + (NH4)2SO4
NH2{-} + H2O = NH{2-} + H3O{+} =>
NH2{-} + H2O = NH{2-} + H3O{+}
KClO3(s) + P4S3(s) = KCl(s) + P4O10(s) + SO2(g) =>
16 KClO3(s) + 3 P4S3(s) = 16 KCl(s) + 3 P4O10(s) + 9 SO2(g)
(NH4)2SO4 + Fe(NO3)3 = Fe2(SO4)3 + NH4NO3 =>
3(NH4)2SO4 + 2 Fe(NO3)3 = Fe2(SO4)3 + 6 NH4NO3
MgCl + NaOH = NaCl + MgOH =>
MgCl + NaOH = NaCl + MgOH
Mg(s) + HBr = MgBr2 + H2 =>
Mg(s) + 2 HBr = MgBr2 + H2
(NH4)2CO3 + Fe2(SO4)3 = Fe2(CO3)3 + (NH4)2SO4 =>
3(NH4)2CO3 + Fe2(SO4)3 = Fe2(CO3)3 + 3(NH4)2SO4
NaAlCO3(OH)2(s) + HCl(aq) = NaCl(aq) + AlCl3(aq) + CO2(g) + H2O(l) =>
NaAlCO3(OH)2(s) + 4 HCl(aq) = NaCl(aq) + AlCl3(aq) + CO2(g) + 3 H2O(l)
B2H6(g) + O2(g) = B + H2O =>
2 B2H6(g) + 3 O2(g) = 4 B + 6 H2O
NH4Cl + Fe2O3 = FeCl3 + NH3 + H2O =>
6 NH4Cl + Fe2O3 = 2 FeCl3 + 6 NH3 + 3 H2O
C3H8O + OH = CO2 + H2O =>
C3H8O + 18 OH = 3 CO2 + 13 H2O
S + NO2 + H2O = H2SO4 + NO =>
S + 3 NO2 + H2O = H2SO4 + 3 NO
Al{3+} + NH3 + H2O + C22H23N3O9 = NH4{+} + Al(OH)3*C22H23N3O9 =>
Al{3+} + 3 NH3 + 3 H2O + C22H23N3O9 = 3 NH4{+} + Al(OH)3*C22H23N3O9
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
CO(NH2)2(s) + H2O = NH3 + CO2 =>
CO(NH2)2(s) + H2O = 2 NH3 + CO2
Cu(NO3)2*H2O = Cu(NO3)2 + H2O =>
Cu(NO3)2*H2O = Cu(NO3)2 + H2O
PCl5(s) + H2O(i) = H3PO4(ac) + HCl(g) =>
PCl5(s) + 4 H2O(i) = H3PO4(ac) + 5 HCl(g)
MnCl3 + Cl2 + H2O = MnO2 + HCl =>
2 MnCl3 + Cl2 + 4 H2O = 2 MnO2 + 8 HCl
C8H18(i) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(i) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
Cu + HSbO3 = Cu(SbO3)2 + H2O + SbO =>
3 Cu + 8 HSbO3 = 3 Cu(SbO3)2 + 4 H2O + 2 SbO
NaOCl + Ag + H2O = AgCl + NaOH + Ag2O =>
2 NaOCl + 4 Ag + H2O = 2 AgCl + 2 NaOH + Ag2O
Cl2 + CrCl3 + NaCH3COO + H2O = NaCl + Na2CrO4 + CH3COOH =>
3 Cl2 + 2 CrCl3 + 16 NaCH3COO + 8 H2O = 12 NaCl + 2 Na2CrO4 + 16 CH3COOH
Zn(OH)2 + C20H14O4 = Zn + H2O + C20H13O4 =>
Zn(OH)2 + 2 C20H14O4 = Zn + 2 H2O + 2 C20H13O4
LiBr + Co2(SO3)4 = Li2(SO3) + CoBr4 =>
8 LiBr + Co2(SO3)4 = 4 Li2(SO3) + 2 CoBr4
Na2SO3(s) = Na2SO4(s) + Na2S(s) =>
4 Na2SO3(s) = 3 Na2SO4(s) + Na2S(s)
AgI + NH4OH = Ag(NH3)2I + H2O =>
AgI + 2 NH4OH = Ag(NH3)2I + 2 H2O
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
Ca + Cu2O = CaO + Cu2 =>
Ca + Cu2O = CaO + Cu2
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
Ca + KMnO4 = Ca(KMnO4)2 =>
Ca + 2 KMnO4 = Ca(KMnO4)2
Mg3(AsO4) = Mg + AsO4 =>
Mg3(AsO4) = 3 Mg + AsO4
CH3COOH + HNO3 = NO3 + (CH3)2CO + H2O =>
3 CH3COOH + 8 HNO3 = 8 NO3 + 2(CH3)2CO + 4 H2O
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
Fe{-2}O{-3} + CO{-} = Fe + CO{-2} =>
Fe{-2}O{-3} + 2 CO{-} = Fe + 2 CO{-2}
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
As4O6 + HCl = AsCl3 + H2O =>
As4O6 + 12 HCl = 4 AsCl3 + 6 H2O
Cu + HCl = CuCl2 + H2 =>
Cu + 2 HCl = CuCl2 + H2
NO2 + KI + HCl = I2 + NO + KCl + H2O =>
NO2 + 2 KI + 2 HCl = I2 + NO + 2 KCl + H2O
CuOHNO3 + HCl = CuCl2 + Cu(NO3)2 + H2O =>
2 CuOHNO3 + 2 HCl = CuCl2 + Cu(NO3)2 + 2 H2O
NO2 + CaO = N2 + CaO2 =>
2 NO2 + 4 CaO = N2 + 4 CaO2
HCN(aq) + Ba(OH)2(aq) = Ba(CN)2(aq) + H2O(l) =>
2 HCN(aq) + Ba(OH)2(aq) = Ba(CN)2(aq) + 2 H2O(l)
Re2O7 = Re + O2 =>
2 Re2O7 = 4 Re + 7 O2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
HY + HNO3 = HYO3 + NO2 + H2O =>
HY + 6 HNO3 = HYO3 + 6 NO2 + 3 H2O
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