| Équations équilibrées la veille |
CaOCl2 + 2 KI + H2SO4 = I2 + 2 KCl + CaSO4 + H2O
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
Al + KNO3 + NaOH + H2O = K3[Al(OH)4] + Na3[Al(OH)4] + NH3 =>
24 Al + 3 KNO3 + 69 NaOH + 18 H2O = K3[Al(OH)4] + 23 Na3[Al(OH)4] + 3 NH3
Fe + N = Fe3N2 =>
3 Fe + 2 N = Fe3N2
K2CO3(s) + HNO3 = KNO3 + H2O + CO2 =>
K2CO3(s) + 2 HNO3 = 2 KNO3 + H2O + CO2
FeSO4 + K3[Fe(CN)6] = Fe4[Fe(CN)6]3 + K2SO4 + KCN =>
3 FeSO4 + 4 K3[Fe(CN)6] = Fe4[Fe(CN)6]3 + 3 K2SO4 + 6 KCN
AsS3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 AsS3 + 23 HNO3 + 2 H2O = 3 H3AsO4 + 9 H2SO4 + 23 NO
Cu + BaSO4 = Ba + CuSO4 =>
Cu + BaSO4 = Ba + CuSO4
Br2 + InI3 = BrI + In3 =>
9 Br2 + 6 InI3 = 18 BrI + 2 In3
K[Al(OH)4] = KOH + Al(OH)3 =>
K[Al(OH)4] = KOH + Al(OH)3
V2O5 + Al = Al2O3 + V5 =>
15 V2O5 + 50 Al = 25 Al2O3 + 6 V5
BaCl2 + FeCl3 + H2O = BaFe12O19 + Cl2 + H2 =>
BaCl2 + 12 FeCl3 + 19 H2O = BaFe12O19 + 19 Cl2 + 19 H2
KH2PO4 + NaOH = H2O + KOH + Na2HPO4 =>
KH2PO4 + 2 NaOH = H2O + KOH + Na2HPO4
C6H5CO2CH3 + HNO3 = C8H7NO4 + H2O =>
C6H5CO2CH3 + HNO3 = C8H7NO4 + H2O
Hg(NO3)3 = HgO + NO2 + O2 =>
Hg(NO3)3 = HgO + 3 NO2 + O2
Pb(NO3)2 + Cu2SO42 = PbSO42 + CuNO3 =>
Pb(NO3)2 + Cu2SO42 = PbSO42 + 2 CuNO3
K2HPO4*3H2O = K2HPO4 + H2O =>
K2HPO4*3H2O = K2HPO4 + 3 H2O
ClO2 + Br{-} = ClO2{-} + Br2 =>
2 ClO2 + 2 Br{-} = 2 ClO2{-} + Br2
Na3PO4 + AgNo3 = AgPO4 + Na3No3 =>
Na3PO4 + AgNo3 = AgPO4 + Na3No3
Mg + HCl = H + Mg2Cl =>
2 Mg + HCl = H + Mg2Cl
BaCl2 + H2O = BaCl2*2H2O =>
BaCl2 + 2 H2O = BaCl2*2H2O
KI + NaOH = KOH + NaI =>
KI + NaOH = KOH + NaI
C2H5NH2 + CO2 + H2O = (C2H5NH2)2CO3 + H2 =>
2 C2H5NH2 + CO2 + H2O = (C2H5NH2)2CO3 + H2
Fe + NH3 + HOH = Fe(OH)3 + NH4 =>
Fe + 3 NH3 + 3 HOH = Fe(OH)3 + 3 NH4
H2O2 + KI = I2 + K2O + H =>
H2O2 + 4 KI = 2 I2 + 2 K2O + 2 H
H2S + HCl = H2 + S2Cl2 =>
2 H2S + 2 HCl = 3 H2 + S2Cl2
K2O + SO3 = K2SO4 =>
K2O + SO3 = K2SO4
BaCl2(s) + H2O(l) = BaCl2*H2O =>
BaCl2(s) + H2O(l) = BaCl2*H2O
CaCO3 + H2SO4 = H2Ca + CO3SO4 =>
CaCO3 + H2SO4 = H2Ca + CO3SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CuO + NaCl + NH3 = [Cu(NH3)2]Cl + Na2O2 =>
2 CuO + 2 NaCl + 4 NH3 = 2[Cu(NH3)2]Cl + Na2O2
Cu(s) + S8(s) = Cu5S3(s) =>
40 Cu(s) + 3 S8(s) = 8 Cu5S3(s)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CH4O + Na2Cr2O7 + H2SO4 = CH2O2 + Cr2(SO4)3 + Na2S04 + H2O =>
8 CH4O + Na2Cr2O7 + 7 H2SO4 = 8 CH2O2 + Cr2(SO4)3 + Na2S04 + 15 H2O
P + KClO3 = P2O5 + KCl =>
6 P + 5 KClO3 = 3 P2O5 + 5 KCl
NH3 + K = KNH2 + H2 =>
2 NH3 + 2 K = 2 KNH2 + H2
MgCl2 + CH3COOHAg = MgAg2 + CH3COOHCl =>
MgCl2 + 2 CH3COOHAg = MgAg2 + 2 CH3COOHCl
C8O3H6 + NaBH4 + CH4O = C8O3H8 + NaB(OCH3)4 =>
4 C8O3H6 + NaBH4 + 4 CH4O = 4 C8O3H8 + NaB(OCH3)4
CO + H3 = CH3OH =>
3 CO + 4 H3 = 3 CH3OH
Sr(NO3) + K2CO3 = Sr2(CO3)2 + K2(NO3) =>
2 Sr(NO3) + 2 K2CO3 = Sr2(CO3)2 + 2 K2(NO3)
Na2S + ZnSO4 = Na2SO4 + ZnS =>
Na2S + ZnSO4 = Na2SO4 + ZnS
Na2SO4 + CuCl2 = Na2Cl2 + SO4Cu =>
Na2SO4 + CuCl2 = Na2Cl2 + SO4Cu
ClO2 + Ca(OH)2 = Ca(ClO2)2 + H2O + Ca(ClO3)2 =>
4 ClO2 + 2 Ca(OH)2 = Ca(ClO2)2 + 2 H2O + Ca(ClO3)2
Na3O2 + H2O = NaOH + O2 =>
4 Na3O2 + 6 H2O = 12 NaOH + O2
Mg3N2 + Cl2 = MgCl2 + N2 =>
Mg3N2 + 3 Cl2 = 3 MgCl2 + N2
P4(s) + NaOH(aq) + H2O(l) = PH3(g) + NaPO2H2(aq) =>
P4(s) + 3 NaOH(aq) + 3 H2O(l) = PH3(g) + 3 NaPO2H2(aq)
H2O2 + Ni(NO3)2 = NiO2 + HNO3 =>
H2O2 + Ni(NO3)2 = NiO2 + 2 HNO3
K2S + H2SO4 = K2SO + H2S =>
4 K2S + H2SO4 = 4 K2SO + H2S
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