| Équations équilibrées la veille | Équations équilibrées le lendemain |
SiO2(s) + 4 HF(aq) = SiF4(g) + 2 H2O(l)
BaCl2 + KIO3 = Ba(IO3)2 + KCl =>
BaCl2 + 2 KIO3 = Ba(IO3)2 + 2 KCl
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
Ta2NbN2 = Ta2N + NbN =>
Ta2NbN2 = Ta2N + NbN
BaO2 + H2SO4 = BaSO4 + H2O + O2 =>
2 BaO2 + 2 H2SO4 = 2 BaSO4 + 2 H2O + O2
I2O5(s) + F2(g) = IF5(s) + O2(g) =>
2 I2O5(s) + 10 F2(g) = 4 IF5(s) + 5 O2(g)
Ta2NbN2 = TaN + Nb2N + Ta =>
2 Ta2NbN2 = 3 TaN + Nb2N + Ta
KMNO4 + HCl = KCl + MNCl2 + H2O + Cl2 =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 8 H2O + 5 Cl2
Ca2 + Cl = CaCl2 =>
Ca2 + 4 Cl = 2 CaCl2
NaCN + CuCO3 = Na2CO3 + Cu(CN)2 =>
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
H2SO4 + Al2O3 = Al2(SO4)3 + H2O =>
3 H2SO4 + Al2O3 = Al2(SO4)3 + 3 H2O
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
NaNO3 + H = NaOH + NH3 + H2O =>
NaNO3 + 8 H = NaOH + NH3 + 2 H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Ta2MoN2 = TaN + MoN + Ta =>
Ta2MoN2 = TaN + MoN + Ta
COCl2 + H2O = HCl + CO2 =>
COCl2 + H2O = 2 HCl + CO2
CuSO4(aq) + NaCl(aq) = CuCl2(aq) + Na2SO4 =>
CuSO4(aq) + 2 NaCl(aq) = CuCl2(aq) + Na2SO4
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
6 FeSO4 + K2Cr2O7 + 7 H2SO4 = 3 Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + 7 H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Ta2MoN2 = Ta2N + MoN =>
Ta2MoN2 = Ta2N + MoN
FeSO4*7H2O + (NH4)2SO4 = Fe(NH4)2(SO4)2*6H2O + H2O =>
FeSO4*7H2O + (NH4)2SO4 = Fe(NH4)2(SO4)2*6H2O + H2O
NaOH + C25N3H30Cl = C25N3H30OH + NaCl =>
NaOH + C25N3H30Cl = C25N3H30OH + NaCl
Fe + Cl2 = FeCl2 =>
Fe + Cl2 = FeCl2
Fe(NO3)2 + MnO2 + HNO3 = Mn(NO3)2 + Fe(NO3)3 + H2O =>
2 Fe(NO3)2 + MnO2 + 4 HNO3 = Mn(NO3)2 + 2 Fe(NO3)3 + 2 H2O
Na2SO3 + H = NaOH + H2O + H2S =>
Na2SO3 + 6 H = 2 NaOH + H2O + H2S
Ta2HfN2 = TaN + HfN + Ta =>
Ta2HfN2 = TaN + HfN + Ta
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
SnCl2 + Hg2(NO3)2 = Sn(NO3)2 + Hg2Cl2 =>
SnCl2 + Hg2(NO3)2 = Sn(NO3)2 + Hg2Cl2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Ta2HfN2 = Ta2N + HfN =>
Ta2HfN2 = Ta2N + HfN
magnesium + chlorine = magnesiumchloride =>
Mg + Cl2 = MgCl2
NaHCO3(aq) + H2SO4(aq) = Na2SO4(aq) + H2O + CO2(g) =>
2 NaHCO3(aq) + H2SO4(aq) = Na2SO4(aq) + 2 H2O + 2 CO2(g)
K2Cr2O7 + C2H6O + H2SO4 = Cr2(SO4)3 + K2SO4 + CH4O2 + H2O =>
2 K2Cr2O7 + 3 C2H6O + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 6 CH4O2 + 5 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
FeS2 + O2 = Fe2O3 + SO =>
4 FeS2 + 7 O2 = 2 Fe2O3 + 8 SO
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
(CuOH)2CO3 = CuO + CO2 + H2O =>
(CuOH)2CO3 = 2 CuO + CO2 + H2O
Cd3(PO4)2 + (NH4)2S = (NH4)3PO4 + CdS =>
Cd3(PO4)2 + 3(NH4)2S = 2(NH4)3PO4 + 3 CdS
Cl2 + SO2 + H2O = SO4{2-} + Cl{-} + H{+} =>
Cl2 + SO2 + 2 H2O = SO4{2-} + 2 Cl{-} + 4 H{+}
NaHCO3(aq) + H2SO4(aq) = Na2SO4(aq) + H2O + CO2(aq) =>
2 NaHCO3(aq) + H2SO4(aq) = Na2SO4(aq) + 2 H2O + 2 CO2(aq)
KMnO4 + KOH = K2MnO4 + O2 + H2O =>
4 KMnO4 + 4 KOH = 4 K2MnO4 + O2 + 2 H2O
KCLO3 = KCLO4 + KCL =>
4 KCLO3 = 3 KCLO4 + KCL
Ta2WN2 = Ta2N + WN2 + W =>
2 Ta2WN2 = 2 Ta2N + WN2 + W
OH{-} + BrO3 + F2 = BrO4{-} + F{-} + H2O =>
4 OH{-} + 2 BrO3 + F2 = 2 BrO4{-} + 2 F{-} + 2 H2O
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
AgF + Na2S = Ag2S + NaF =>
2 AgF + Na2S = Ag2S + 2 NaF
FeBr3 + Pb(NO3)2 = Fe(NO3)2 + Pb(Br)3 =>
FeBr3 + Pb(NO3)2 = Fe(NO3)2 + Pb(Br)3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/07/18
Équations équilibrées sur09/06/17
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