| Équations équilibrées la veille |
3 Fe3O4 + 4 CO = 9 Fe + 4 CO4
KMgO4 + H2SO4 + Sb = K2S + MgS + Sb2O3 + H2O =>
6 KMgO4 + 9 H2SO4 + 34 Sb = 3 K2S + 6 MgS + 17 Sb2O3 + 9 H2O
CrI2 + BaS = CrS2 + BaI =>
CrI2 + 2 BaS = CrS2 + 2 BaI
CuSO4*H2O + H2O = [Cu(H2O)4] + SO4 =>
CuSO4*H2O + 3 H2O = [Cu(H2O)4] + SO4
Fe(OH3) + Ba(NO3)2 = Fe(NO3)2 + Ba(OH3) =>
Fe(OH3) + Ba(NO3)2 = Fe(NO3)2 + Ba(OH3)
C5H10O + NaBH4 + H2O = C5H12O + NaB(OH)2 =>
3 C5H10O + NaBH4 + 2 H2O = 3 C5H12O + NaB(OH)2
CuCO3 + hydrochloricacid = CuCl2 + carbondioxide + water =>
CuCO3 + 2 HCl = CuCl2 + CO2 + H2O
C2H5OCH3 + HBr = CH3Br + OHCH3 =>
C2H5OCH3 + 2 HBr = 2 CH3Br + OHCH3
C4H6O4 + KOH = K + C4H4O4 + H2O =>
C4H6O4 + 2 KOH = 2 K + C4H4O4 + 2 H2O
Al + SeO2 = Al2(SeO2)3 =>
2 Al + 3 SeO2 = Al2(SeO2)3
NaHCO3 + CH3CO2H = NaC2H3O2 + H2O + CO2 =>
NaHCO3 + CH3CO2H = NaC2H3O2 + H2O + CO2
Pb + Au2(SO4)3 = Au + Pb(SO4)2 =>
3 Pb + 2 Au2(SO4)3 = 4 Au + 3 Pb(SO4)2
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
P + Fe3O = PFe3 + O2 =>
2 P + 2 Fe3O = 2 PFe3 + O2
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
C18H38 = C + H =>
C18H38 = 18 C + 38 H
H2SO4 + C20H14O4 = CO2 + H2O + H2S =>
43 H2SO4 + 4 C20H14O4 = 80 CO2 + 28 H2O + 43 H2S
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
HC2H3O2 + Al(OH)3 = Al(CH3CO2)3 + H2O =>
3 HC2H3O2 + Al(OH)3 = Al(CH3CO2)3 + 3 H2O
Pb + NO3H + BrH = PbBr2 + NO + H2O =>
3 Pb + 2 NO3H + 6 BrH = 3 PbBr2 + 2 NO + 4 H2O
CH3SO3H + N2 = (NH4)2SO4 + S + CO =>
2 CH3SO3H + N2 = (NH4)2SO4 + S + 2 CO
Cl2(g) + Ca(s) = CaCl2(s) =>
Cl2(g) + Ca(s) = CaCl2(s)
NH4Cl + Fe2O3 + H2O = FeCl3 + NH4OH =>
6 NH4Cl + Fe2O3 + 3 H2O = 2 FeCl3 + 6 NH4OH
Zn + [Fe(CN)6]4{-} = [Fe(CN)6]3{-} + Zn2{+} =>
2 Zn + 3[Fe(CN)6]4{-} = 4[Fe(CN)6]3{-} + Zn2{+}
K2O(s) + H2O(l) = HK2O(aq) + OH(aq) =>
K2O(s) + H2O(l) = HK2O(aq) + OH(aq)
I(g) + O2(g) = I2O7 =>
4 I(g) + 7 O2(g) = 2 I2O7
CaCO3(aq) + HCl(aq) = CO2(aq) + CaCl2(aq) + H2O(l) =>
CaCO3(aq) + 2 HCl(aq) = CO2(aq) + CaCl2(aq) + H2O(l)
ZnS + Na2SO3 = ZnSO3 + Na2S =>
ZnS + Na2SO3 = ZnSO3 + Na2S
Co(C2H3O2)2 + K3(PO4)2 = Co3(PO4)2 + K(C2H3O2)2 =>
3 Co(C2H3O2)2 + K3(PO4)2 = Co3(PO4)2 + 3 K(C2H3O2)2
Pb(CrO4)2 + Cu3(PO4) = Cu2(CrO4) + Pb3(PO4)4 =>
3 Pb(CrO4)2 + 4 Cu3(PO4) = 6 Cu2(CrO4) + Pb3(PO4)4
NH3*H2O + MgSO4 = Mg(OH)2 + (NH4)2SO4 =>
2 NH3*H2O + MgSO4 = Mg(OH)2 + (NH4)2SO4
HCI + Ca = CaCI + H2 =>
2 HCI + 2 Ca = 2 CaCI + H2
Co(CO3) + NH3 + HCl + O2 + H2O = (Co(NH3)5(OH2))Cl3 + H2CO3 =>
4 Co(CO3) + 20 NH3 + 12 HCl + O2 + 2 H2O = 4(Co(NH3)5(OH2))Cl3 + 4 H2CO3
TiO2 + CO = CO2 + Ti =>
TiO2 + 2 CO = 2 CO2 + Ti
Iron + hydrochloricacid = H2 + ironchloride =>
2 Fe + 6 HCl = 3 H2 + 2 FeCl3
Al + H2O2 = Al2O3 + H2O =>
2 Al + 3 H2O2 = Al2O3 + 3 H2O
Pb(C2H3O2)2CuSO4 = PbSO4Cu(C2H3O2)2 =>
Pb(C2H3O2)2CuSO4 = PbSO4Cu(C2H3O2)2
SbCI5 + KI = KCI + SbI5 =>
SbCI5 + KI = KCI + SbI5
ClO2 + H2 = H2O + HCl =>
2 ClO2 + 5 H2 = 4 H2O + 2 HCl
CuO + NaOH = Na2CuO2 + H2O =>
CuO + 2 NaOH = Na2CuO2 + H2O
Zinc + O2 = Zincoxide =>
2 Zn + O2 = 2 ZnO
CuCl2 + Na3(PO4) = Cu(PO4) + Cl2Na3 =>
CuCl2 + Na3(PO4) = Cu(PO4) + Cl2Na3
CrCl3 + KClO3 + KOH = K2Cr2O7 + KClO2 + H2O =>
2 CrCl3 + 15 KClO3 + 8 KOH = K2Cr2O7 + 21 KClO2 + 4 H2O
K3Fe(CN)6 + HCl = KCl + FeCl3 + HCN =>
K3Fe(CN)6 + 6 HCl = 3 KCl + FeCl3 + 6 HCN
C2H5Cl(g) + O2(g) = Cl2(g) + CO2(g) + H2O(g) =>
4 C2H5Cl(g) + 13 O2(g) = 2 Cl2(g) + 8 CO2(g) + 10 H2O(g)
P4 + O2 = P2O5P2O5 =>
P4 + 5 O2 = P2O5P2O5
Cu2CO3(OH)2 + CH2O2 = CH2CuO2 + CO2 + H2O =>
Cu2CO3(OH)2 + 4 CH2O2 = 2 CH2CuO2 + 3 CO2 + 3 H2O
Al(SO4)3 + Ca(OH)2 = CaSO4 + AlO3 + H2O =>
Al(SO4)3 + 3 Ca(OH)2 = 3 CaSO4 + AlO3 + 3 H2O
C3H17OH + O2 = CO + H2O =>
2 C3H17OH + 11 O2 = 6 CO + 18 H2O
CaSO4 + K2HPO4 = Ca3(PO4)2 + KH2PO4 + K2SO4 =>
3 CaSO4 + 4 K2HPO4 = Ca3(PO4)2 + 2 KH2PO4 + 3 K2SO4
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