| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2Co3 + MgBr2 = 2 NaBr + Co3Mg
I + H2SO4 = HI + SO4 =>
2 I + H2SO4 = 2 HI + SO4
B10H18 + O2 = B2O2 + H2O =>
2 B10H18 + 19 O2 = 10 B2O2 + 18 H2O
I + H2SO4 = ISO4 + H =>
I + H2SO4 = ISO4 + 2 H
K2CrO7 + KI + HClO4 = KClO4 + Cr(ClO4)3 + I2 + H2O =>
2 K2CrO7 + 18 KI + 28 HClO4 = 22 KClO4 + 2 Cr(ClO4)3 + 9 I2 + 14 H2O
PbS + H2O2 = (PbSO4)2 + H2O =>
2 PbS + 8 H2O2 = (PbSO4)2 + 8 H2O
K2O + SiO2 + Al2O3 + H2O = KAl3Si3O10(OH)2 =>
K2O + 6 SiO2 + 3 Al2O3 + 2 H2O = 2 KAl3Si3O10(OH)2
MnS + PbO2 + HCl = Pb(MnO4)2 + PbS + Pb(Cl)2 + H2O =>
2 MnS + 5 PbO2 + 4 HCl = Pb(MnO4)2 + 2 PbS + 2 Pb(Cl)2 + 2 H2O
I + H2SO4 = HSO4 + HI =>
I + H2SO4 = HSO4 + HI
B10H18 + O2 = B2O2 + H2O =>
2 B10H18 + 19 O2 = 10 B2O2 + 18 H2O
C2H2(s) + O2(g) = CO2(g) + H2O(l) =>
2 C2H2(s) + 5 O2(g) = 4 CO2(g) + 2 H2O(l)
MoO4{2-} + S2O4{2-} + H{+} = Mo154(OH)2(H2O)70{14-} + SO2 + H2O =>
154 MoO4{2-} + 468 S2O4{2-} + 1230 H{+} = Mo154(OH)2(H2O)70{14-} + 936 SO2 + 544 H2O
NaNO2 + KMnO4 + H2SO4 = NaNO3 + Mn(SO4) + K2SO4 + H2O =>
5 NaNO2 + 2 KMnO4 + 3 H2SO4 = 5 NaNO3 + 2 Mn(SO4) + K2SO4 + 3 H2O
POCl3 + H2O(l) = H3PO4(aq) + HCl(aq) =>
POCl3 + 3 H2O(l) = H3PO4(aq) + 3 HCl(aq)
I + H2SO4 = HSO4 + HI =>
I + H2SO4 = HSO4 + HI
H{+} + Cr2O7{2-} + N2H4 = Cr{3+} + N2 + H2O =>
16 H{+} + 2 Cr2O7{2-} + 3 N2H4 = 4 Cr{3+} + 3 N2 + 14 H2O
Cu2S3 + HNO3 = Cu(NO3)2 + H2SO4 + NO2 + H2O =>
Cu2S3 + 26 HNO3 = 2 Cu(NO3)2 + 3 H2SO4 + 22 NO2 + 10 H2O
Na2S(aq) + CuCl2(s) = CuS(s) + NaCl(aq) =>
Na2S(aq) + CuCl2(s) = CuS(s) + 2 NaCl(aq)
CaCO3(aq) + HCl(aq) = H2CO3(aq) + CaCl2(s) =>
CaCO3(aq) + 2 HCl(aq) = H2CO3(aq) + CaCl2(s)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
SiO2 + C = SiC + CO =>
SiO2 + 3 C = SiC + 2 CO
HClO2 + KClO4 = KClO2 + HClO4 =>
HClO2 + KClO4 = KClO2 + HClO4
Na2S(s) + Cu(NO3)2(aq) = NaNO3(aq) + CuS(s) =>
Na2S(s) + Cu(NO3)2(aq) = 2 NaNO3(aq) + CuS(s)
Cu(s) + MgBr2 = Mg + CuBr2 =>
Cu(s) + MgBr2 = Mg + CuBr2
I + H2SO4 = HSO4 + HI =>
I + H2SO4 = HSO4 + HI
CH3NH2 + FeCl3 + H2O = Fe(OH)3 + CH3NH3Cl =>
3 CH3NH2 + FeCl3 + 3 H2O = Fe(OH)3 + 3 CH3NH3Cl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
A6B8 + C2A3 = A7 + A1B2C3 =>
7 A6B8 + 42 C2A3 = 20 A7 + 28 A1B2C3
CrCl3 + CO = C + Cr2O3 + Cl =>
2 CrCl3 + 3 CO = 3 C + Cr2O3 + 6 Cl
C6H5CH12OH + O2 = CO2 + H2O =>
C6H5CH12OH + 11 O2 = 7 CO2 + 9 H2O
CrCl3 + CO = C + Cr2O3 + Cl =>
2 CrCl3 + 3 CO = 3 C + Cr2O3 + 6 Cl
K2CO3 + Fe = Fe2O3 + C + K =>
K2CO3 + 2 Fe = Fe2O3 + C + 2 K
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
B10H18 + O2 = B2O2 + H2O =>
2 B10H18 + 19 O2 = 10 B2O2 + 18 H2O
K2CO3 + Fe = Fe2O3 + C + K =>
K2CO3 + 2 Fe = Fe2O3 + C + 2 K
I + H2SO4 = HSO4 + HI =>
I + H2SO4 = HSO4 + HI
NaHCO3 + H2O = NaOH + HCO3 + H =>
NaHCO3 + H2O = NaOH + HCO3 + H
K2CO3 + Fe = Fe2O3 + C + K =>
K2CO3 + 2 Fe = Fe2O3 + C + 2 K
MgSO4(s) + H2O(aq) = MgO(aq) + H2SO4(aq) =>
MgSO4(s) + H2O(aq) = MgO(aq) + H2SO4(aq)
KMnO4 + H2SO4 + C2H5OH = CH3COH + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 C2H5OH = 5 CH3COH + K2SO4 + 2 MnSO4 + 8 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na2Co3 + MgBr2 = NaBr + Co3Mg =>
Na2Co3 + MgBr2 = 2 NaBr + Co3Mg
C2H6 + O2 = HOH + CO2 =>
2 C2H6 + 7 O2 = 6 HOH + 4 CO2
CrCl3 + CO = C + Cr2O3 + Cl =>
2 CrCl3 + 3 CO = 3 C + Cr2O3 + 6 Cl
B10H18 + O2 = B2O2 + H2O =>
2 B10H18 + 19 O2 = 10 B2O2 + 18 H2O
CrCl3 + CO = C + CrO3 + Cl2 =>
2 CrCl3 + 6 CO = 6 C + 2 CrO3 + 3 Cl2
Na2 + SO3 = NaO + SO =>
Na2 + SO3 = 2 NaO + SO
K2CO3 + Fe = Fe2O3 + C + K =>
K2CO3 + 2 Fe = Fe2O3 + C + 2 K
Fe + K2CO3 = FeCO3 + K =>
Fe + K2CO3 = FeCO3 + 2 K
Hg2(NO3)2 + NH4Br = NH4NO3 + HgBr =>
Hg2(NO3)2 + 2 NH4Br = 2 NH4NO3 + 2 HgBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/29/23
Équations équilibrées sur01/28/23
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