| Équations équilibrées la veille | Équations équilibrées le lendemain |
HSO4{-} = H{+} + SO4{-2}
N2 + O2 = NO =>
N2 + O2 = 2 NO
Cr2O3 + KNO3 + Na2CO3 = KNO2 + Na2CrO4 + CO2 =>
Cr2O3 + 3 KNO3 + 2 Na2CO3 = 3 KNO2 + 2 Na2CrO4 + 2 CO2
W + Cl2 = WCl2 =>
W + Cl2 = WCl2
Pb(NO3)2 + NaJ = PbJ2 + NaNO3 =>
Pb(NO3)2 + 2 NaJ = PbJ2 + 2 NaNO3
K2CrO4 + KNO2 + KOH + H2O = K3(Cr(OH)6) + KNO3 =>
2 K2CrO4 + 3 KNO2 + 2 KOH + 5 H2O = 2 K3(Cr(OH)6) + 3 KNO3
Li2S = Li2 + S =>
Li2S = Li2 + S
NiCl2 + NaOH = NiCl2NaOH =>
NiCl2 + NaOH = NiCl2NaOH
(NH4)2C2O4 + CuCl2 = (NH4)Cl + CuC2O4 =>
(NH4)2C2O4 + CuCl2 = 2(NH4)Cl + CuC2O4
P2S5(s) + PCl5(g) = PSCl3 =>
P2S5(s) + 3 PCl5(g) = 5 PSCl3
Mg(s) + N2(g) + O2(g) = Mg(NO3)2(s) =>
Mg(s) + N2(g) + 3 O2(g) = Mg(NO3)2(s)
MnO2(s) + HCl(l) = MnCl2(s) + H2O(l) + Cl2(g) =>
MnO2(s) + 4 HCl(l) = MnCl2(s) + 2 H2O(l) + Cl2(g)
Sn + NaOH + H2O = H2 + Na2Sn(OH)4 =>
Sn + 2 NaOH + 2 H2O = H2 + Na2Sn(OH)4
H2O2HCl = HOClH2O =>
H2O2HCl = HOClH2O
H3C3N3O3 + NaOH = NaH2C3N3O3 + H2O =>
H3C3N3O3 + NaOH = NaH2C3N3O3 + H2O
K2Cr2O7 + H2S + H2O = KOH + Cr(OH)3 + S =>
K2Cr2O7 + 3 H2S + H2O = 2 KOH + 2 Cr(OH)3 + 3 S
Bi(NO3)3*5H2O + Fe(NO3)3*9H2O + Y(NO3)3*6H2O + CuCl2*2H2O + C6H8O7 = Bi80Y20Fe90Cu10O300 + CO2 + H2O + N2 + Cl2 =>
240 Bi(NO3)3*5H2O + 270 Fe(NO3)3*9H2O + 60 Y(NO3)3*6H2O + 30 CuCl2*2H2O + 470 C6H8O7 = 3 Bi80Y20Fe90Cu10O300 + 2820 CO2 + 5930 H2O + 855 N2 + 30 Cl2
HNo3 + KOH = KNo3 + H2O =>
HNo3 + KOH = KNo3 + H2O
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O(l) + CO2(g) =>
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O(l) + CO2(g)
H2SO4 + NH4OH = HOH(l) + (NH4)2SO4 =>
H2SO4 + 2 NH4OH = 2 HOH(l) + (NH4)2SO4
C8H10 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + C8H8O2 =>
5 C8H10 + 6 KMnO4 + 9 H2SO4 = 3 K2SO4 + 6 MnSO4 + 14 H2O + 5 C8H8O2
Na2HPO4 + Na2WO4 + HCl = (H5O2)3(PW12O40) + NaCl + H2O =>
Na2HPO4 + 12 Na2WO4 + 26 HCl = (H5O2)3(PW12O40) + 26 NaCl + 6 H2O
Mg(OH)2 + NHO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 NHO3 = Mg(NO3)2 + 2 H2O
I2 + KMnO4 + H2SO4 = HIO3 + MnSO4 + K2SO4 + H2O =>
I2 + 2 KMnO4 + 3 H2SO4 = 2 HIO3 + 2 MnSO4 + K2SO4 + 2 H2O
C2H6 + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C2H6 + 14 KMnO4 + 21 H2SO4 = 10 CO2 + 14 MnSO4 + 7 K2SO4 + 36 H2O
C2H3R + KMnO4 + H2O = MnO2 + KOH + C2H5O2R =>
3 C2H3R + 2 KMnO4 + 4 H2O = 2 MnO2 + 2 KOH + 3 C2H5O2R
K2Cr2O7 + Na2S + HCl = S + CrCl3 + KCl + NaCl + H2O =>
K2Cr2O7 + 3 Na2S + 14 HCl = 3 S + 2 CrCl3 + 2 KCl + 6 NaCl + 7 H2O
C3H6 + KMnO4 + H2O = C3H5(OH)2 + KOH + MnO2 =>
C3H6 + KMnO4 + H2O = C3H5(OH)2 + KOH + MnO2
Au + HNO3 = AuNO3 + NO + H2O =>
3 Au + 4 HNO3 = 3 AuNO3 + NO + 2 H2O
Na2S203 + I2 = Na2S406 + NaI =>
2 Na2S203 + I2 = Na2S406 + 2 NaI
CaO + Al(OH)3 = Ca(AlO2)2 + H2O =>
CaO + 2 Al(OH)3 = Ca(AlO2)2 + 3 H2O
Fe2O3 + C + Cl2 = Fe2Cl3 + CO =>
2 Fe2O3 + 6 C + 3 Cl2 = 2 Fe2Cl3 + 6 CO
SnCl2 + H3PO4 + NaOH = Na2Sn2P6O18 + H2O + HCl =>
2 SnCl2 + 6 H3PO4 + 2 NaOH = Na2Sn2P6O18 + 8 H2O + 4 HCl
Cr{+3} + MnO4 + H2O = (CrO4)2 + Mn{+2} + H{+} =>
6 Cr{+3} + 5 MnO4 + 4 H2O = 3(CrO4)2 + 5 Mn{+2} + 8 H{+}
XCH + KMnO4 + H2SO4 = XOOH + CO2 + K2SO4 + MnSO4 + H2O =>
5 XCH + 8 KMnO4 + 12 H2SO4 = 5 XOOH + 5 CO2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
C2H5OH + CrO7{2-} + H{+} = C2H4O2 + Cr{3+} + H2O =>
9 C2H5OH + 4 CrO7{2-} + 20 H{+} = 9 C2H4O2 + 4 Cr{3+} + 19 H2O
H2S(g) + HNO3(g) = S(s) + NO(g) + H2O(g) =>
3 H2S(g) + 2 HNO3(g) = 3 S(s) + 2 NO(g) + 4 H2O(g)
C2H5NO2 + CuCO3*Cu(OH)2 = [Cu(C2H4NO2)2(OH2)] + H2O + CO2 =>
4 C2H5NO2 + CuCO3*Cu(OH)2 = 2[Cu(C2H4NO2)2(OH2)] + H2O + CO2
HCl + ZnSO4 + H2S = H2O + SO2 + ZnCl2 =>
6 HCl + 3 ZnSO4 + H2S = 4 H2O + 4 SO2 + 3 ZnCl2
(NH4)CO3 + Mg(SO4) = (NH4)2SO4 + Mg(CO3)2 =>
2(NH4)CO3 + Mg(SO4) = (NH4)2SO4 + Mg(CO3)2
I2 + HF = HI2 + F =>
I2 + HF = HI2 + F
NO + CO = N + CO2 =>
NO + CO = N + CO2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NO + CO = N + CO2 =>
NO + CO = N + CO2
Ca(OH)2 + H3(PO4) = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3(PO4) = Ca3(PO4)2 + 6 H2O
Na2CrO4(aq) + Pb(C2H3O2)2(aq) = PbCrO4 + NaC2H3O2 =>
Na2CrO4(aq) + Pb(C2H3O2)2(aq) = PbCrO4 + 2 NaC2H3O2
BaO + NO2 = Ba(NO3)2 + NO =>
BaO + 3 NO2 = Ba(NO3)2 + NO
N(H2O)3 + O2 = NO + H2O =>
2 N(H2O)3 + O2 = 2 NO + 6 H2O
SrCl2 + H2SO4 = HCl + SrSO4 =>
SrCl2 + H2SO4 = 2 HCl + SrSO4
(NH4)3PO4 + Ca(CH3COO)2 = Ca3(PO4)2 + NH4CH3COO =>
2(NH4)3PO4 + 3 Ca(CH3COO)2 = Ca3(PO4)2 + 6 NH4CH3COO
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Équations équilibrées sur06/14/25
Équations équilibrées sur07/14/24
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