| Équations équilibrées la veille |
MnO4 = O2 + MnO2
C4H10 + Cl2 = C4H9 + HCl =>
2 C4H10 + Cl2 = 2 C4H9 + 2 HCl
VO3 + Al = VO + Al2O3 =>
3 VO3 + 4 Al = 3 VO + 2 Al2O3
V + HF + HNO3 = HVF6 + NO2 + H2O =>
V + 6 HF + 5 HNO3 = HVF6 + 5 NO2 + 5 H2O
C2H6O + C2H4O2 = C4H8O2 + H2O =>
C2H6O + C2H4O2 = C4H8O2 + H2O
Al + H2SO4 + OH{-} = Al2O3 + S2{-} + H2O =>
26 Al + 12 H2SO4 + 6 OH{-} = 13 Al2O3 + 6 S2{-} + 15 H2O
NaI + H2SO4 + MnO2 = I2 + NaHSO4 + MnSO4 + H2O =>
2 NaI + 3 H2SO4 + MnO2 = I2 + 2 NaHSO4 + MnSO4 + 2 H2O
Cu2S + O2 = Cu2 + SO3 =>
2 Cu2S + 3 O2 = 2 Cu2 + 2 SO3
H2N2O2 + Ra(OH)2 = RaN2O2 + H2O =>
H2N2O2 + Ra(OH)2 = RaN2O2 + 2 H2O
C4H10O + HCl + ZnCl2 = ZnO + CCl4 + H2 =>
C4H10O + 14 HCl + ZnCl2 = ZnO + 4 CCl4 + 12 H2
HClO2(s) + Ca(OH)2(g) = Ca(ClO2)2 + H2O(s) =>
2 HClO2(s) + Ca(OH)2(g) = Ca(ClO2)2 + 2 H2O(s)
CH3CH3OHCH3C + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + CH3COCH3 =>
9 CH3CH3OHCH3C + 4 K2Cr2O7 + 16 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 25 H2O + 12 CH3COCH3
Zn(NO3)2 + NH2CONH2 = N2 + CO2 + H2O + ZnO =>
3 Zn(NO3)2 + 5 NH2CONH2 = 8 N2 + 5 CO2 + 10 H2O + 3 ZnO
NO + O = NO5 =>
NO + 4 O = NO5
HCOH2 + KOH = H2 + KCHO2 =>
2 HCOH2 + 2 KOH = 3 H2 + 2 KCHO2
C3H6 + O2 = CO2 + H200 =>
100 C3H6 + 300 O2 = 300 CO2 + 3 H200
K + Ba(C2H3O2)2 = Ba + KC2H3O2 =>
2 K + Ba(C2H3O2)2 = Ba + 2 KC2H3O2
PbOH + NaS = PbS + NaOH =>
PbOH + NaS = PbS + NaOH
Na2SO = Na + S + O =>
Na2SO = 2 Na + S + O
H3PO4 + CaCl2 + KOH = Ca3(PO4)2 + KCl + H2O =>
2 H3PO4 + 3 CaCl2 + 6 KOH = Ca3(PO4)2 + 6 KCl + 6 H2O
KNO + H2SO4 = K2SO4 + HNO =>
2 KNO + H2SO4 = K2SO4 + 2 HNO
CH2CHCN + O2 = CO2 + N2 + H2O =>
4 CH2CHCN + 15 O2 = 12 CO2 + 2 N2 + 6 H2O
Ag + H2O + CN = Ag2O3 + HCN =>
2 Ag + 3 H2O + 6 CN = Ag2O3 + 6 HCN
Sn + MnO4 = SnO4 + Mn =>
Sn + MnO4 = SnO4 + Mn
HCH3CO2 + RbOH = RbCH3CO2 + H2O =>
HCH3CO2 + RbOH = RbCH3CO2 + H2O
Cu{2+}SO4{2-} + Zn{+} = Zn{2+}SO4{2-} + Cu{+} =>
Cu{2+}SO4{2-} + Zn{+} = Zn{2+}SO4{2-} + Cu{+}
C7H6O3 + NaOH + C2H5Br = C9H10O + H2O + NaBr =>
5 C7H6O3 + 14 NaOH + 14 C2H5Br = 7 C9H10O + 22 H2O + 14 NaBr
Cu + Ag(NO4) = Cu(NO4) + Ag =>
Cu + Ag(NO4) = Cu(NO4) + Ag
FeCl3 + K2CrO4 = FeCrO4 + K2Cl3 =>
FeCl3 + K2CrO4 = FeCrO4 + K2Cl3
Mn(NO3)3 + K4[Fe(CN)6] = KMn[Fe(CN)6] + KNO3 =>
Mn(NO3)3 + K4[Fe(CN)6] = KMn[Fe(CN)6] + 3 KNO3
Na2S2O3 + H2O2 = Na2SO4 + H2O + H2SO4 =>
Na2S2O3 + 4 H2O2 = Na2SO4 + 3 H2O + H2SO4
ZnO + Ca(OH)2 = CaZnO2 + H2O =>
ZnO + Ca(OH)2 = CaZnO2 + H2O
NH4ClO3 = NH4Cl + O2 =>
2 NH4ClO3 = 2 NH4Cl + 3 O2
Na(OH)2 + H3PO4 = Na3PO4 + H3O2 =>
3 Na(OH)2 + H3PO4 = Na3PO4 + 3 H3O2
Al3(SO4)3 = Al(s) + SO4(i) =>
Al3(SO4)3 = 3 Al(s) + 3 SO4(i)
Mg3N2 + H2 = Mg + NH3 =>
Mg3N2 + 3 H2 = 3 Mg + 2 NH3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cr(OH)3 + HCl = CrCl3 + H2O =>
Cr(OH)3 + 3 HCl = CrCl3 + 3 H2O
HCl + Mg(NO3)2 = MgCl2 + HNO3 =>
2 HCl + Mg(NO3)2 = MgCl2 + 2 HNO3
N3 + H6 = N3H6 =>
N3 + H6 = N3H6
FeCl2 + K2CrO4 = KCl + FeCrO4 =>
FeCl2 + K2CrO4 = 2 KCl + FeCrO4
Na2SO4 + Fe = Fe2(SO4)3 + Na =>
3 Na2SO4 + 2 Fe = Fe2(SO4)3 + 6 Na
Na + HNO3 = NaNO3 + H =>
Na + HNO3 = NaNO3 + H
Tl(OH)3 + HCN = Tl[Tl(CN)4] + H2O + O2 =>
4 Tl(OH)3 + 8 HCN = 2 Tl[Tl(CN)4] + 10 H2O + O2
C14H18N2O5 + CH4 = C2H4 + C2N2 + H2CO3 =>
3 C14H18N2O5 + 9 CH4 = 20 C2H4 + 3 C2N2 + 5 H2CO3
Na2SO3(aq) + BaCl2(aq) = NaCl(aq) + BaSO3(s) =>
Na2SO3(aq) + BaCl2(aq) = 2 NaCl(aq) + BaSO3(s)
NO2 + C = CO + N2 =>
2 NO2 + 4 C = 4 CO + N2
Cu(OH)ClNaOH = CuONaClH2O =>
Cu(OH)ClNaOH = CuONaClH2O
ZnI2(aq) + KOH(aq) = KI + Zn(OH)2 =>
ZnI2(aq) + 2 KOH(aq) = 2 KI + Zn(OH)2
HC2H3O2(aq) + NaHSO3(aq) = CH3COONa(aq) + SO2(g) + H2O(l) =>
HC2H3O2(aq) + NaHSO3(aq) = CH3COONa(aq) + SO2(g) + H2O(l)
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Équations équilibrées sur12/15/24
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