| Équations équilibrées la veille |
FeO + HNO3 = FeHNO4
HCl + Y(OH)3 = YCl3 + H2O =>
3 HCl + Y(OH)3 = YCl3 + 3 H2O
Sn{2+} + S{2-} = Sn{4+} + S{4-} =>
Sn{2+} + S{2-} = Sn{4+} + S{4-}
Fe2O3 = Fe2 + O3 =>
Fe2O3 = Fe2 + O3
H2O2 + KI = KIO3 + H2O =>
3 H2O2 + KI = KIO3 + 3 H2O
KMnO4 + KOH = K2MnO4 + O2 + H2O =>
4 KMnO4 + 4 KOH = 4 K2MnO4 + O2 + 2 H2O
KClO3 + Zn + KOH = KCl + K2ZnO2 + H2O =>
KClO3 + 3 Zn + 6 KOH = KCl + 3 K2ZnO2 + 3 H2O
NaBr + BaClCl = NaCl + BaBrBr =>
2 NaBr + BaClCl = 2 NaCl + BaBrBr
F2 + H2SO4 = SO4 + HF =>
F2 + H2SO4 = SO4 + 2 HF
KOH + KMnO4 + Mn2O3 = K2MnO4 + H2O =>
10 KOH + 6 KMnO4 + Mn2O3 = 8 K2MnO4 + 5 H2O
V2O2(SO4)2 + KMnO4 + H2O = H3VO4 + K2SO4 + H2SO4 + MnSO4 =>
5 V2O2(SO4)2 + 2 KMnO4 + 22 H2O = 10 H3VO4 + K2SO4 + 7 H2SO4 + 2 MnSO4
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
Fe3C + O2 = Fe2O3 + CO2 =>
4 Fe3C + 13 O2 = 6 Fe2O3 + 4 CO2
Au(OH)3 + HCN = Au(CN)3 + H2O =>
Au(OH)3 + 3 HCN = Au(CN)3 + 3 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Zn + H2O = Zn(OH)2 + H2 =>
Zn + 2 H2O = Zn(OH)2 + H2
Hg + Sb2O3 + H2O = Sb2O7Hg2 + H2 =>
2 Hg + Sb2O3 + 4 H2O = Sb2O7Hg2 + 4 H2
Mg(OH2) + H2O = Mg(OH) + H3O =>
Mg(OH2) + H2O = Mg(OH) + H3O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PbI2 + KNO3 = Pb(NO3)2 + KI =>
PbI2 + 2 KNO3 = Pb(NO3)2 + 2 KI
KCr2O7 + HCl + HS = KCl + CrCl + S + H2O =>
KCr2O7 + 3 HCl + 11 HS = KCl + 2 CrCl + 11 S + 7 H2O
P2O3 + C = C3P + CO =>
P2O3 + 9 C = 2 C3P + 3 CO
C2H4Br2 + Na = C2H4 + NaBr =>
C2H4Br2 + 2 Na = C2H4 + 2 NaBr
KCN + (NH4)2S = K2S + CN(NH4) =>
2 KCN + (NH4)2S = K2S + 2 CN(NH4)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cl2 + NaBr = NaCl + ClBr =>
Cl2 + NaBr = NaCl + ClBr
HNO3 + NH4OH = NH4O + HOH =>
HNO3 + 7 NH4OH = 8 NH4O + 2 HOH
H2SeO3 + Fe(OH)2 + H2O = Fe(OH)3 + Se =>
H2SeO3 + 4 Fe(OH)2 + H2O = 4 Fe(OH)3 + Se
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Fe2O3 + H2SO4 + Na3PO4 = FePO4 + H2O + Na2SO4 =>
Fe2O3 + 3 H2SO4 + 2 Na3PO4 = 2 FePO4 + 3 H2O + 3 Na2SO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
ZnCO3*Zn(OH)2*H2O = ZnO + CO2 + H2O =>
ZnCO3*Zn(OH)2*H2O = 2 ZnO + CO2 + 2 H2O
Sb + O2 = Sb2O5 =>
4 Sb + 5 O2 = 2 Sb2O5
Na[Al(OH)4] = Al + NaOH + O2 + H2O =>
4 Na[Al(OH)4] = 4 Al + 4 NaOH + 3 O2 + 6 H2O
Sn(NO3)2 + Na2S = SnS + NaNO3 =>
Sn(NO3)2 + Na2S = SnS + 2 NaNO3
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Cu{2+} + CO3{2-} = CuCO3 =>
Cu{2+} + CO3{2-} = CuCO3
C2H4O + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H4O + K2Cr2O7 + 4 H2SO4 = 3 CH3COOH + K2SO4 + Cr2(SO4)3 + 4 H2O
FeCl3 + K3Fe(CN)6 = Fe[Fe(CN)6] + KCl =>
FeCl3 + K3Fe(CN)6 = Fe[Fe(CN)6] + 3 KCl
(CH4)2S + SO2 = (CH4)2SO4 + S =>
(CH4)2S + 2 SO2 = (CH4)2SO4 + 2 S
Al(OH)3 + H(NO3) = Al(NO3)3 + H2O =>
Al(OH)3 + 3 H(NO3) = Al(NO3)3 + 3 H2O
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K7Fe2(C2O4)6*4H2O + (NH4)2SO4 + H2SO4 + H2O =>
4 Fe(NH4)2(SO4)2*6H2O + 5 H2C2O4 + 7 K2C2O4 + H2O2 = 2 K7Fe2(C2O4)6*4H2O + 4(NH4)2SO4 + 4 H2SO4 + 18 H2O
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
PBr3 + H2O = HBr + H3PO3 =>
PBr3 + 3 H2O = 3 HBr + H3PO3
A + S2DF4 = A2DF4 + S2D + S2F =>
8 A + 5 S2DF4 = 4 A2DF4 + S2D + 4 S2F
HC2H3O2(aq) + KOH(s) = H2O(l) + KC2H3O2(aq) =>
HC2H3O2(aq) + KOH(s) = H2O(l) + KC2H3O2(aq)
Ag(NO3)2 + K2(CrO4) = Ag(CrO4) + K(NO3) =>
Ag(NO3)2 + K2(CrO4) = Ag(CrO4) + 2 K(NO3)
KFeO2 = Fe2O3 + K2O =>
2 KFeO2 = Fe2O3 + K2O
NH3 + O2(g) = NO2(g) + H2O(g) =>
4 NH3 + 7 O2(g) = 4 NO2(g) + 6 H2O(g)
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Équations équilibrées sur01/13/25
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