| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 2 KOH + 4 H2SO4 + 10 H2O = 3 H2 + 2 KAl(SO4)2*6H2O
H2SO4 + HCl = HClO3 + H2S =>
3 H2SO4 + 4 HCl = 4 HClO3 + 3 H2S
Ca5[(OH)(PO4)3] + HCl = Ca3(PO4)2 + CaCl2 + H2O =>
2 Ca5[(OH)(PO4)3] + 2 HCl = 3 Ca3(PO4)2 + CaCl2 + 2 H2O
Pb(OH)2(s) + OH{-} = Pb(OH)4{2-} =>
Pb(OH)2(s) + 2 OH{-} = Pb(OH)4{2-}
SnCl2 + Zn = SnZn + Cl =>
SnCl2 + Zn = SnZn + 2 Cl
Al(OH)3 + H2SO4 = Al2(SO4)3 + H80O40 =>
40 Al(OH)3 + 60 H2SO4 = 20 Al2(SO4)3 + 3 H80O40
Al + Sn(C2O4)2 = Al2(C2O4)3 + Sn =>
4 Al + 3 Sn(C2O4)2 = 2 Al2(C2O4)3 + 3 Sn
CrSO4 + K2Cr2O7 + H2O = K2CrO4 + CrOHCrO4 + CrOHSO4 =>
3 CrSO4 + 2 K2Cr2O7 + 2 H2O = 2 K2CrO4 + CrOHCrO4 + 3 CrOHSO4
Al + KNO3 + H2O + KOH = KAl(OH)4 + NH3 =>
8 Al + 3 KNO3 + 18 H2O + 5 KOH = 8 KAl(OH)4 + 3 NH3
FeSO4 + KMnO4 + NaHSO4 = K2SO4 + Na2SO4 + Fe2(SO4)3 + MnSO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 16 NaHSO4 = K2SO4 + 8 Na2SO4 + 5 Fe2(SO4)3 + 2 MnSO4 + 8 H2O
CuSO4(aq)NH4OH(aq) = CuOH(s)NH4SO4(aq) =>
CuSO4(aq)NH4OH(aq) = CuOH(s)NH4SO4(aq)
NH3 + H2O = N2O3 + HH3 =>
2 NH3 + 3 H2O = N2O3 + 3 HH3
Cu(CO3)2 + H2SO4 = HCO3 + CuSO4 =>
Cu(CO3)2 + H2SO4 = 2 HCO3 + CuSO4
N2H4O3 + C3H8O3 = N2 + H2O + CO2 =>
7 N2H4O3 + C3H8O3 = 7 N2 + 18 H2O + 3 CO2
NaH2PO2 + CuSO4 + H2O = NaH2PO4 + Cu + H2SO4 =>
NaH2PO2 + 2 CuSO4 + 2 H2O = NaH2PO4 + 2 Cu + 2 H2SO4
P4 + KOH = PH3 + K3PO2 + H2O =>
P4 + 9 KOH = PH3 + 3 K3PO2 + 3 H2O
H3PO4 + Cu(Cl2) = Cu3(PO4)2 + HCl =>
2 H3PO4 + 3 Cu(Cl2) = Cu3(PO4)2 + 6 HCl
Na2Cr2O7 + LiOH = Li2Cr2O7 + NaOH =>
Na2Cr2O7 + 2 LiOH = Li2Cr2O7 + 2 NaOH
AE + I2 = AEI3 =>
2 AE + 3 I2 = 2 AEI3
NaOH + Al2O3 = NaAlO2 + H2O =>
2 NaOH + Al2O3 = 2 NaAlO2 + H2O
Na3B + O2 = NaO + BO =>
Na3B + 2 O2 = 3 NaO + BO
H2SO3 + NaOH = Na2SO4 + OH + H2 =>
2 H2SO3 + 4 NaOH = 2 Na2SO4 + 2 OH + 3 H2
Cl2O + N2O5 = ClNO3 =>
Cl2O + N2O5 = 2 ClNO3
ZnSO3 + H2SO4 = ZnSO4 + SO3H2 =>
ZnSO3 + H2SO4 = ZnSO4 + SO3H2
HBr + NaOH = NaBr + HOH =>
HBr + NaOH = NaBr + HOH
CrO42{-} + H + Fe2{+} = Cr3{+} + H2O + Fe3{+} =>
3 CrO42{-} + 252 H + 12 Fe2{+} = Cr3{+} + 126 H2O + 8 Fe3{+}
Br + I + Cl2 = BrI2Cl =>
2 Br + 4 I + Cl2 = 2 BrI2Cl
H{+} + Cr2O7{2-} + CH3OH = Cr{3+} + HCO2H + H2O =>
16 H{+} + 2 Cr2O7{2-} + 3 CH3OH = 4 Cr{3+} + 3 HCO2H + 11 H2O
Ca(OH)2 + KOH = K2CaO2 + H2O =>
Ca(OH)2 + 2 KOH = K2CaO2 + 2 H2O
NiS + ClH + HNO3 = NiCl2 + NO + S + H2O =>
3 NiS + 6 ClH + 2 HNO3 = 3 NiCl2 + 2 NO + 3 S + 4 H2O
KNO3 + Cu + HCl = KCl + CuCl2 + NO2 + H2O =>
2 KNO3 + Cu + 4 HCl = 2 KCl + CuCl2 + 2 NO2 + 2 H2O
SOCl2 = SO2 + Cl2 + S2Cl2 =>
4 SOCl2 = 2 SO2 + 3 Cl2 + S2Cl2
Au + HgCl2 = Hg + AuCl =>
2 Au + HgCl2 = Hg + 2 AuCl
Cr(NO3)3 + KBrO3 = K2Cr2O7 + Br2 + O2 + KNO3 =>
4 Cr(NO3)3 + 16 KBrO3 = 2 K2Cr2O7 + 8 Br2 + 17 O2 + 12 KNO3
CS2(l) + O2(g) = SO2(g) + CO2(g) =>
CS2(l) + 3 O2(g) = 2 SO2(g) + CO2(g)
[S2O3]2{-} + Br2 + H2O = Br{-} + [SO4]2{-} + H{+} =>
2[S2O3]2{-} + 19 Br2 + 20 H2O = 38 Br{-} + 4[SO4]2{-} + 40 H{+}
KHCO3 + HNO3 = H2 + CO3 + KNO3 =>
KHCO3 + HNO3 = H2 + CO3 + KNO3
NaCl + NH4OH + CO2 = NaHCO3 + NH4Cl =>
NaCl + NH4OH + CO2 = NaHCO3 + NH4Cl
CH4 + H2O2 + KOH = K2CO3 + H2O =>
CH4 + 4 H2O2 + 2 KOH = K2CO3 + 7 H2O
AlCl + NaP = AlP + NaCl =>
AlCl + NaP = AlP + NaCl
MnSO4*H2O + H2O = MnSO4*4H2O =>
MnSO4*H2O + 3 H2O = MnSO4*4H2O
AlCl(OH)2 + NaOH = Al(OH)3 + NaCl =>
AlCl(OH)2 + NaOH = Al(OH)3 + NaCl
C2H5(OH) + K2Cr2O7 + H2SO4 = CH3COH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5(OH) + K2Cr2O7 + 4 H2SO4 = 3 CH3COH + Cr2(SO4)3 + K2SO4 + 7 H2O
Al + Cl2{+} = Al3{+} + Cl =>
3 Al + Cl2{+} = Al3{+} + 2 Cl
H2O2 = O2 + H2O(l) =>
2 H2O2 = O2 + 2 H2O(l)
Mn + Pb{4+} = Mn{3+} + Pb =>
4 Mn + 3 Pb{4+} = 4 Mn{3+} + 3 Pb
Al2O5 + H2O = Al(OH)3 + OH =>
Al2O5 + 5 H2O = 2 Al(OH)3 + 4 OH
H2O + NO3 = HNO2 + OH =>
2 H2O + NO3 = HNO2 + 3 OH
H2C4H4O6 + Al(HCO3)3 = CO2 + H2O + Al2(C4H4O6)3 =>
3 H2C4H4O6 + 2 Al(HCO3)3 = 6 CO2 + 6 H2O + Al2(C4H4O6)3
MnO2 + NaI + H2SO4 = H2O + I2 + MnHSO4 + Na2SO4 =>
2 MnO2 + 6 NaI + 5 H2SO4 = 4 H2O + 3 I2 + 2 MnHSO4 + 3 Na2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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