| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K + H3PO4 = K3PO4 + H2 =>
6 K + 2 H3PO4 = 2 K3PO4 + 3 H2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
C2H5 + Cl2 = C2H4 + HCl =>
2 C2H5 + Cl2 = 2 C2H4 + 2 HCl
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
SiO2(s) + C(s) = Si + CO(g) =>
SiO2(s) + 2 C(s) = Si + 2 CO(g)
H2SO4 + La(OH)3 = La2(SO4)3 + H2O =>
3 H2SO4 + 2 La(OH)3 = La2(SO4)3 + 6 H2O
C2HCl3 + O2 = CO2 + Cl + H2O =>
4 C2HCl3 + 9 O2 = 8 CO2 + 12 Cl + 2 H2O
SnCl2 + O2 = SnO2 + ClO2 =>
SnCl2 + 3 O2 = SnO2 + 2 ClO2
Ba(AlO2)2 + H2O = Ba[Al(OH)4]2 =>
Ba(AlO2)2 + 4 H2O = Ba[Al(OH)4]2
C2H5OH + C4H8O = (C2H5)2OC4H8O + C4H6O2 =>
2 C2H5OH + 6 C4H8O = 3(C2H5)2OC4H8O + C4H6O2
CuFeS2 + O2 + H2O = Fe(OH)3 + CuSO4 + H2SO4 =>
4 CuFeS2 + 17 O2 + 10 H2O = 4 Fe(OH)3 + 4 CuSO4 + 4 H2SO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
H2O2 + KI + H2SO4 = H2O + I2 + K2SO4 =>
H2O2 + 2 KI + H2SO4 = 2 H2O + I2 + K2SO4
C2H2HCN = CH2CHCN =>
C2H2HCN = CH2CHCN
H4AsO7 + Fe(OH)3 = Fe2(H2AsO7)3 + H2O =>
3 H4AsO7 + 2 Fe(OH)3 = Fe2(H2AsO7)3 + 6 H2O
S + NaOH = Na2S + Na2S2O3 + H2O =>
4 S + 6 NaOH = 2 Na2S + Na2S2O3 + 3 H2O
Fe(OH)(NO3)2 + H2SO4 = Fe2(SO4)3 + Fe(NO3)3 + H2O =>
6 Fe(OH)(NO3)2 + 3 H2SO4 = Fe2(SO4)3 + 4 Fe(NO3)3 + 6 H2O
H2CO3 + Cl2 = HCO3 + HCl =>
2 H2CO3 + Cl2 = 2 HCO3 + 2 HCl
KClO3 + NaI + H2O = I2 + KCl + NaOH =>
KClO3 + 6 NaI + 3 H2O = 3 I2 + KCl + 6 NaOH
HI(aq) + KHSO3(aq) = KI(aq) + H2O(l) + SO2(aq) =>
HI(aq) + KHSO3(aq) = KI(aq) + H2O(l) + SO2(aq)
Cu2S + CuO = Cu + SO2 =>
Cu2S + 2 CuO = 4 Cu + SO2
P + Cs = PCs =>
P + Cs = PCs
HNO3 + Al = H2 + Al(NO3)2 =>
2 HNO3 + Al = H2 + Al(NO3)2
CuSO4*5H2O + NaOH = Na2SO4 + H2O + Cu(OH)2 =>
CuSO4*5H2O + 2 NaOH = Na2SO4 + 5 H2O + Cu(OH)2
Mg(OH)2 + AgNO3 = MgNO3 + Ag(OH)2 =>
Mg(OH)2 + AgNO3 = MgNO3 + Ag(OH)2
K2Cr2O7 + FeCl2 + HCl = FeCl3 + CrCl3 + H2O + KCl =>
K2Cr2O7 + 6 FeCl2 + 14 HCl = 6 FeCl3 + 2 CrCl3 + 7 H2O + 2 KCl
H2SO4 + C5H5N = C5H7NO4S =>
H2SO4 + C5H5N = C5H7NO4S
C5H6O(l) + O2(g) = CO2(g) + H2O(g) =>
C5H6O(l) + 6 O2(g) = 5 CO2(g) + 3 H2O(g)
FeJ2 + H2SO4 = Fe2(SO4)3 + SO2 + J2 + H2O =>
2 FeJ2 + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 2 J2 + 6 H2O
NaBr + H2O = HBr + Na(OH) =>
NaBr + H2O = HBr + Na(OH)
B2Cl4 + OH{-} = BO2{-} + Cl{-]+H2O+H2 =>
B2Cl4 + 6 OH{-} = 2 BO2{-} + 4 Cl{-]+2H2O+H2
CUSO4 + NaI = CUI + I2 + Na2SO4 =>
2 CUSO4 + 4 NaI = 2 CUI + I2 + 2 Na2SO4
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
Zn(NO3)3 + HCl = ZnCl3 + HNO3 =>
Zn(NO3)3 + 3 HCl = ZnCl3 + 3 HNO3
KHS + K = K2S + H2 =>
2 KHS + 2 K = 2 K2S + H2
Fe + Cl12 = FeCl4 =>
3 Fe + Cl12 = 3 FeCl4
(NH4)2S + Co(NO3)2 = Co2S2 + NH4NO3 =>
2(NH4)2S + 2 Co(NO3)2 = Co2S2 + 4 NH4NO3
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
CH3CH2COOMgBr + H2O = CH3CH2COOH + HBr + Mg(OH)2 =>
CH3CH2COOMgBr + 2 H2O = CH3CH2COOH + HBr + Mg(OH)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
P + P2I4 + H2O = H3PO4 + PH4I =>
26 P + 5 P2I4 + 64 H2O = 16 H3PO4 + 20 PH4I
NaOH + H2SO4 = NaOHH2SO4 =>
NaOH + H2SO4 = NaOHH2SO4
KS2 + HNO3 = KNO3 + HS2 =>
KS2 + HNO3 = KNO3 + HS2
Ca + Fe2 = CaFe2 =>
Ca + Fe2 = CaFe2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
MgCl2 + K2S = MgS + KCl =>
MgCl2 + K2S = MgS + 2 KCl
As2S3 + NO3 + H = H3AsO4 + NO + SO4 =>
As2S3 + 10 NO3 + 6 H = 2 H3AsO4 + 10 NO + 3 SO4
SnCl2 + Hg(NO3)2 = Sn(NO3)2 + HgCl2 =>
SnCl2 + Hg(NO3)2 = Sn(NO3)2 + HgCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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