| Équations équilibrées la veille |
Fe2 + 4 S = 2 Fe(S)2
AgNO3 + Cl2 = Ag2Cl2 + NO3 =>
2 AgNO3 + Cl2 = Ag2Cl2 + 2 NO3
Fe2O3 + ZnCl2 = Fe2Cl2 + ZnO3 =>
Fe2O3 + ZnCl2 = Fe2Cl2 + ZnO3
BaCO3(heat) = Ba + CO3 =>
BaCO3(heat) = Ba + CO3
(NH4)3PO4 + Ba(OH)2 = Ba3(PO4)2 + NH4OH =>
2(NH4)3PO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 6 NH4OH
FeC2O4*H2O(s) + O2(g) = Fe2O3(s) + H2O(g) + CO2(g) =>
4 FeC2O4*H2O(s) + 3 O2(g) = 2 Fe2O3(s) + 4 H2O(g) + 8 CO2(g)
NaOH + Ca(OH)2 = CaOH + Na(OH)2 =>
NaOH + Ca(OH)2 = CaOH + Na(OH)2
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
NO(g) + H2(g) = NH3 + H2O =>
2 NO(g) + 5 H2(g) = 2 NH3 + 2 H2O
ZnCl2 = Zn + Cl =>
ZnCl2 = Zn + 2 Cl
H2 + WO3 = H2O + W =>
3 H2 + WO3 = 3 H2O + W
Fe2O3 + LiOH = Fe(OH)3 + Li2O =>
Fe2O3 + 6 LiOH = 2 Fe(OH)3 + 3 Li2O
Potassiumbromide + Silvernitrate = Silverbromide + Potassiumnitrate =>
KBr + AgNO3 = AgBr + KNO3
Fe(OH)2 + H2SO4 = Fe(OH)3 + SO2 =>
2 Fe(OH)2 + H2SO4 = 2 Fe(OH)3 + SO2
Ba(OH)2 + Na2SO4 = BaSO4 + NaOH =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
PH3 + KOH + H2O2 = KH2PO4 + H2O =>
PH3 + KOH + 4 H2O2 = KH2PO4 + 5 H2O
O + AlCl3 = AlCl3O =>
O + AlCl3 = AlCl3O
Al + FeBr2 = AlFe + Br2 =>
Al + FeBr2 = AlFe + Br2
Ba(C2H3O2)2 + (NH4)2(SO4) = Ba(SO4) + NH4(C2H3O2) =>
Ba(C2H3O2)2 + (NH4)2(SO4) = Ba(SO4) + 2 NH4(C2H3O2)
HBr + CsOH = H2OCsBr =>
HBr + CsOH = H2OCsBr
Ba(C2H3O2)2 + (NH4)2(SO4) = Ba(SO4) + NH4(C2H3O2) =>
Ba(C2H3O2)2 + (NH4)2(SO4) = Ba(SO4) + 2 NH4(C2H3O2)
Zn + H2(SO4) = Zn2(SO4) + H =>
2 Zn + H2(SO4) = Zn2(SO4) + 2 H
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
NaHCO4 + KMnO4 + H2O2 = NaHCO5 + MnO2 + KOH =>
4 NaHCO4 + 2 KMnO4 + H2O2 = 4 NaHCO5 + 2 MnO2 + 2 KOH
C5H8(l) + O2 = CO2(g) + H2O(l) =>
C5H8(l) + 7 O2 = 5 CO2(g) + 4 H2O(l)
Na2S2O3 + Cl2 + H2O = Na(HSO4) + HCl =>
Na2S2O3 + 4 Cl2 + 5 H2O = 2 Na(HSO4) + 8 HCl
Fe2(SO4)3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + K2SO4 =>
2 Fe2(SO4)3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 6 K2SO4
C4H8N2O2 + NH4OH + Ni(NO3)2 = (C4H7N2O2)2Ni + NH4(NO3) + H2O =>
2 C4H8N2O2 + 2 NH4OH + Ni(NO3)2 = (C4H7N2O2)2Ni + 2 NH4(NO3) + 2 H2O
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
Fe2(SO4)3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + K2SO4 =>
2 Fe2(SO4)3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 6 K2SO4
(NH4)2HPO4 + HCl = NH4Cl + H2PO4 + H2 =>
2(NH4)2HPO4 + 4 HCl = 4 NH4Cl + 2 H2PO4 + H2
Na3Po4(aq) + FeCl3(aq) = NaCl(aq) + FePo4(s) =>
Na3Po4(aq) + FeCl3(aq) = 3 NaCl(aq) + FePo4(s)
NaCl + Cu(NO3)2 = Na(NO3)2 + ClCu =>
NaCl + Cu(NO3)2 = Na(NO3)2 + ClCu
HSiO3 + Ba = BaSiO3 + H =>
HSiO3 + Ba = BaSiO3 + H
C6H12O6 + Cu(OH)2 = Cu2O + CO2 + H2O =>
C6H12O6 + 24 Cu(OH)2 = 12 Cu2O + 6 CO2 + 30 H2O
BrO2 + S4O3 = Br2 + SO3 =>
18 BrO2 + 4 S4O3 = 9 Br2 + 16 SO3
Nb + S8 = Nb2S5 =>
16 Nb + 5 S8 = 8 Nb2S5
S + Fe = S3Fe4 =>
3 S + 4 Fe = S3Fe4
CaCO3 + H{+} = H2CO3 + Ca{2+} =>
CaCO3 + 2 H{+} = H2CO3 + Ca{2+}
Hg + Po = Hg3Po =>
3 Hg + Po = Hg3Po
Na2S + Mn(C2H3O2)6 = Na(C2H3O2) + MnS3 =>
3 Na2S + Mn(C2H3O2)6 = 6 Na(C2H3O2) + MnS3
Cl2O7 + NaO = NaClO4 + O2 =>
2 Cl2O7 + 4 NaO = 4 NaClO4 + O2
NH3 + K2CO3 + C = KCN + H2O =>
2 NH3 + K2CO3 + C = 2 KCN + 3 H2O
CH3COOH + H2O = H3O + HCOOH =>
CH3COOH + 6 H2O = 4 H3O + 2 HCOOH
K2CO3 + AgCH3CO2 = KCH3CO2 + Ag2CO3 =>
K2CO3 + 2 AgCH3CO2 = 2 KCH3CO2 + Ag2CO3
Bi(NO3)3*5H2O + Fe(NO3)3*9H2O + Y(NO3)3*6H2O + C6H8O7 = Bi75Y25Fe100O300 + CO2 + H2O + N2 =>
225 Bi(NO3)3*5H2O + 300 Fe(NO3)3*9H2O + 75 Y(NO3)3*6H2O + 500 C6H8O7 = 3 Bi75Y25Fe100O300 + 3000 CO2 + 6275 H2O + 900 N2
Fe(NO3)3 + Cu(OH)2 = Cu(NO3)2 + Fe(OH)3 =>
2 Fe(NO3)3 + 3 Cu(OH)2 = 3 Cu(NO3)2 + 2 Fe(OH)3
H2 + WO3 = H2O + W =>
3 H2 + WO3 = 3 H2O + W
FeO + HNO3 = Fe(NO3)3 + N2 + H2O =>
10 FeO + 32 HNO3 = 10 Fe(NO3)3 + N2 + 16 H2O
HNO2 + K(OH) = H2O + KNO2 =>
HNO2 + K(OH) = H2O + KNO2
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