| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2O + 2 MnO4{1–} + 7 HCN + 7 I{-} = 2 Mn{2+} + 9 OH{-} + 7 ICN
C8H10 + O2 = C8H6O4 + H2O =>
C8H10 + 3 O2 = C8H6O4 + 2 H2O
Na2(CO3)2 + Cr3Cl3 = Na2Cl3 + Cr3(CO3)2 =>
Na2(CO3)2 + Cr3Cl3 = Na2Cl3 + Cr3(CO3)2
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
TiO2 + Fe2O3 + H2 = FeTi2O5 + H2O =>
4 TiO2 + Fe2O3 + H2 = 2 FeTi2O5 + H2O
PbCl4 + Al = Pb + AlCl =>
PbCl4 + 4 Al = Pb + 4 AlCl
CO + Na2CrO4 + H2SO4 = CO2 + Cr2(SO4)3 + Na2SO4 + H2 =>
8 CO + 2 Na2CrO4 + 5 H2SO4 = 8 CO2 + Cr2(SO4)3 + 2 Na2SO4 + 5 H2
Cr(OH)3 + HNO3 = Cr(NO3)3 + H2O =>
Cr(OH)3 + 3 HNO3 = Cr(NO3)3 + 3 H2O
C20H17O2S + O2 = CO2 + H2O + SO2 =>
4 C20H17O2S + 97 O2 = 80 CO2 + 34 H2O + 4 SO2
Al + KOH + H2O = KAl9(OH)4 + H2 =>
18 Al + 2 KOH + 6 H2O = 2 KAl9(OH)4 + 3 H2
MnSO4 + NaOH = Mn(OH)2 + Na2SO4 =>
MnSO4 + 2 NaOH = Mn(OH)2 + Na2SO4
CON2H4 + NO = CO2 + H2O + N2 =>
2 CON2H4 + 6 NO = 2 CO2 + 4 H2O + 5 N2
Mg(H2PO4)2 + Mg(OH)2 = (MgOH)3PO4 + H2O =>
Mg(H2PO4)2 + 5 Mg(OH)2 = 2(MgOH)3PO4 + 4 H2O
Z + FeCl3 = ZCl + Fe =>
3 Z + FeCl3 = 3 ZCl + Fe
C4H9OH = H2O + C2H4 =>
C4H9OH = H2O + 2 C2H4
Copper + nitrogen = Cu3N2 =>
3 Cu + N2 = Cu3N2
Ca(OH)2 + Cl2 = Ca(O)2 + CaCl2 + H2O =>
2 Ca(OH)2 + Cl2 = Ca(O)2 + CaCl2 + 2 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
C7H16(g) + O2(g) = CO2(g) + H2O(g) =>
C7H16(g) + 11 O2(g) = 7 CO2(g) + 8 H2O(g)
Al(OH)3 + C2H4O2 = Al(CH3CO2)3 + H2O =>
Al(OH)3 + 3 C2H4O2 = Al(CH3CO2)3 + 3 H2O
KOOCCH2COOK + KOH = CH4 + K2CO3 =>
KOOCCH2COOK + 2 KOH = CH4 + 2 K2CO3
H2O2 + Na2MnO4 = H2MnNa2 + O2 =>
H2O2 + Na2MnO4 = H2MnNa2 + 3 O2
Br2 + Na3P + H2O = Na3PO4 + HBr =>
4 Br2 + Na3P + 4 H2O = Na3PO4 + 8 HBr
C8H8O3 + C7H9N = C15H15N1O2 + H2O =>
C8H8O3 + C7H9N = C15H15N1O2 + H2O
CON2H4 + NO = CO2 + H2O + N2 =>
2 CON2H4 + 6 NO = 2 CO2 + 4 H2O + 5 N2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaS + Cu(NO4)2 = NaNO4 + CuS2 =>
2 NaS + Cu(NO4)2 = 2 NaNO4 + CuS2
Al(s) + F(g) = AlF3 =>
Al(s) + 3 F(g) = AlF3
Zn + CuBr2 = CuZn + Br =>
Zn + CuBr2 = CuZn + 2 Br
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
HCl(aq) + NaHCO3(aq) = H2CO3(s) + NaCl(aq) =>
HCl(aq) + NaHCO3(aq) = H2CO3(s) + NaCl(aq)
Cr2(SO3)3 + H2SO4 = Cr(SO4)3 + H2O + SO2 =>
Cr2(SO3)3 + 9 H2SO4 = 2 Cr(SO4)3 + 9 H2O + 6 SO2
O2 + H2S = S + H2O =>
O2 + 2 H2S = 2 S + 2 H2O
NiF2 + H2S = NiS + HF =>
NiF2 + H2S = NiS + 2 HF
ZnO + BrF3 = ZnF2 + Br2 + O2 =>
6 ZnO + 4 BrF3 = 6 ZnF2 + 2 Br2 + 3 O2
He + Cl2 = HeCl2 =>
He + Cl2 = HeCl2
CH3CH2CH2CHCl2 + KOH = CH3CH2CH2COH + KCl + H2O =>
CH3CH2CH2CHCl2 + 2 KOH = CH3CH2CH2COH + 2 KCl + H2O
Br2 + NaClO3 = NaBrO3 + Cl2 =>
Br2 + 2 NaClO3 = 2 NaBrO3 + Cl2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
C4H10(g) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
S{-2} + NO3{-} + H{+} = SO4{-}2 + NO + H2O =>
S{-2} + 3 NO3{-} + 4 H{+} = SO4{-}2 + 3 NO + 2 H2O
Cl2 + KOH = KCl + KClO + H2O =>
Cl2 + 2 KOH = KCl + KClO + H2O
C2H4O2 + Na2CO3 = CO2 + H2O + Na(CH3COO) =>
2 C2H4O2 + Na2CO3 = CO2 + H2O + 2 Na(CH3COO)
CO(NH2)2 + HNO3 = N2 + CO2 + H2O =>
5 CO(NH2)2 + 6 HNO3 = 8 N2 + 5 CO2 + 13 H2O
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
PbOH2 = Pb + H2O =>
PbOH2 = Pb + H2O
AgNO3 + NaNO2 = AgNO2 + NaNO3 =>
AgNO3 + NaNO2 = AgNO2 + NaNO3
HNO3 + CuS + HBr = NO + CuBr2 + H2O + S =>
2 HNO3 + 3 CuS + 6 HBr = 2 NO + 3 CuBr2 + 4 H2O + 3 S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/05/24
Équations équilibrées sur03/06/23
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