Équations équilibrées la veille |
SnCl4 + 6 NaOH = 4 NaCl + Na2SnO3 + 3 H2O
OH = OHOH =>
2 OH = OHOH
Fe(OH)3 + KOCl + KOH = K2FeO4 + KCl + H2O =>
2 Fe(OH)3 + 3 KOCl + 4 KOH = 2 K2FeO4 + 3 KCl + 5 H2O
CH3COOH + Ba + OH = H2O + Ba2(C2H3O2) =>
CH3COOH + 2 Ba + OH = H2O + Ba2(C2H3O2)
FeSO4NaCl = NaSO4FeCl =>
FeSO4NaCl = NaSO4FeCl
Cr + AgC2H3O2 = Cr(C2H3O2)3 + Ag =>
Cr + 3 AgC2H3O2 = Cr(C2H3O2)3 + 3 Ag
HCOOH + C2H5 = HCOOC2H5 + H2 =>
2 HCOOH + 2 C2H5 = 2 HCOOC2H5 + H2
Na2Co3 = Na + Co3 =>
Na2Co3 = 2 Na + Co3
Na2Cr2O7 + Cu2O + H2O = Cu(OH)2 + Cr(OH)3 + NaOH =>
Na2Cr2O7 + 3 Cu2O + 10 H2O = 6 Cu(OH)2 + 2 Cr(OH)3 + 2 NaOH
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
C3H4N2HCl + NaOH = C3H4N2 + NaCl + H2O =>
C3H4N2HCl + NaOH = C3H4N2 + NaCl + H2O
Mg3N2 + Li2SO4 = MgSO4 + Li3N =>
Mg3N2 + 3 Li2SO4 = 3 MgSO4 + 2 Li3N
Cr(OH)3 + NaNO3 + KOH = K2CrO4 + NaNO2 + H2O =>
2 Cr(OH)3 + 3 NaNO3 + 4 KOH = 2 K2CrO4 + 3 NaNO2 + 5 H2O
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
FeCl2 + K2CrO4 + HCl = FeCl3 + CrCl3 + KCl + H2O =>
3 FeCl2 + K2CrO4 + 8 HCl = 3 FeCl3 + CrCl3 + 2 KCl + 4 H2O
CaBr2 + Na2CO3 = CaCO3 + NaBr =>
CaBr2 + Na2CO3 = CaCO3 + 2 NaBr
Na2O + CaO = Ca(NaO)2 =>
Na2O + CaO = Ca(NaO)2
Ir + HNO3 + HCl = H2[IrCl6] + NO + H2O =>
3 Ir + 4 HNO3 + 18 HCl = 3 H2[IrCl6] + 4 NO + 8 H2O
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
Pb(NO3)2 + H2O = Pb + O2 + HNO3 =>
2 Pb(NO3)2 + 2 H2O = 2 Pb + O2 + 4 HNO3
Cu{+} + ClO4{-} = CuClO4 =>
Cu{+} + ClO4{-} = CuClO4
Mn(NO3)2Na2S2O8 = MnO2Na2(NO3)2S2O6 =>
Mn(NO3)2Na2S2O8 = MnO2Na2(NO3)2S2O6
MnSO4 + Li2CO3 = MnCO3 + Li2SO4 =>
MnSO4 + Li2CO3 = MnCO3 + Li2SO4
CCl3COOH = CHCl3 + CO2 =>
CCl3COOH = CHCl3 + CO2
NaMnO4 + PbSO4 + H2SO4 = H2O + NaSO4 + MnSO4 + Pb(SO4)2 =>
NaMnO4 + 2 PbSO4 + 4 H2SO4 = 4 H2O + NaSO4 + MnSO4 + 2 Pb(SO4)2
C9H20SO2 + HNO3 = CO2 + H2O + N2 + SO2 =>
5 C9H20SO2 + 56 HNO3 = 45 CO2 + 78 H2O + 28 N2 + 5 SO2
Na + O + H + Cl = NaOHCl =>
Na + O + H + Cl = NaOHCl
S3O2 + Fe2O3 = SO2 + FeO =>
S3O2 + 4 Fe2O3 = 3 SO2 + 8 FeO
CH3COOHH2O = CH3COOH3O =>
CH3COOHH2O = CH3COOH3O
NaHSO4 + H2O = Na + SO4 + H3O =>
NaHSO4 + H2O = Na + SO4 + H3O
CoCl2 + NH4SCN = H2Co(SCN)4 + NH3 + HCl =>
CoCl2 + 4 NH4SCN = H2Co(SCN)4 + 4 NH3 + 2 HCl
Ni + CO = Ni(CO)4 =>
Ni + 4 CO = Ni(CO)4
SiO2 + Al(OH)3 = Al2SiO3 + H2O + O2 =>
SiO2 + 2 Al(OH)3 = Al2SiO3 + 3 H2O + O2
MnO2 + O2 = MnO4 =>
MnO2 + O2 = MnO4
C2H3O2 + H2 = C2H4O2 =>
2 C2H3O2 + H2 = 2 C2H4O2
HClO + BaO2 = O2 + BaCl2 + H2 =>
2 HClO + BaO2 = 2 O2 + BaCl2 + H2
ZnS + H2O = ZnOH2S =>
ZnS + H2O = ZnOH2S
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Tl + HNO3 = TlNO3 + H2 =>
2 Tl + 2 HNO3 = 2 TlNO3 + H2
SO3 + Zn = S + ZnO =>
SO3 + 3 Zn = S + 3 ZnO
Cs2O(s) + H2O(l) = CsOH(aq) =>
Cs2O(s) + H2O(l) = 2 CsOH(aq)
CrSe3 + HNO3 + PbO2 = H2Cr2O7 + H2SeO4 + Pb(NO3)2 + H2O =>
2 CrSe3 + 48 HNO3 + 24 PbO2 = H2Cr2O7 + 6 H2SeO4 + 24 Pb(NO3)2 + 17 H2O
Ca3Al2(OH)12 = Ca12Al14O33 + CaO + H2O =>
7 Ca3Al2(OH)12 = Ca12Al14O33 + 9 CaO + 42 H2O
Cu + Co = Cu2Co3 =>
2 Cu + 3 Co = Cu2Co3
(NH4)2S + CoCl3 = Co2S3 + NH4Cl =>
3(NH4)2S + 2 CoCl3 = Co2S3 + 6 NH4Cl
(NH4)2SO4 + CaO = (NH4)2O + CaSO4 =>
(NH4)2SO4 + CaO = (NH4)2O + CaSO4
FeCl2 + K2CrO7 + H2SO4 = Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O + HCl =>
18 FeCl2 + 2 K2CrO7 + 32 H2SO4 = 9 Fe2(SO4)3 + 2 K2SO4 + Cr2(SO4)3 + 14 H2O + 36 HCl
CO2 + MgCO3 + H2O = Mg(HCO3)2 =>
CO2 + MgCO3 + H2O = Mg(HCO3)2
VO5 + H2CrO4 = V(CrO4)5 + H2O =>
VO5 + 5 H2CrO4 = V(CrO4)5 + 5 H2O
Al(OH)3 + HI = Al(I)3 + H2O =>
Al(OH)3 + 3 HI = Al(I)3 + 3 H2O
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