Équations équilibrées la veille |
2 K3Fe(CN)6 + 3 Ba = Ba3(Fe(CN)6)2 + 6 K
Al(OH)3 + HClO4 = Al(ClO4)3 + H2O =>
Al(OH)3 + 3 HClO4 = Al(ClO4)3 + 3 H2O
Fe2S + Na2CO3 = Fe2O3 + SO3 + Na + CO2 =>
Fe2S + 6 Na2CO3 = Fe2O3 + SO3 + 12 Na + 6 CO2
Na2SO3 + KI + H2SO4 = I2 + K2SO4 + Na2S + H2O =>
Na2SO3 + 6 KI + 3 H2SO4 = 3 I2 + 3 K2SO4 + Na2S + 3 H2O
HCl + FeBr3 = HBr + FeCl3 =>
3 HCl + FeBr3 = 3 HBr + FeCl3
SO3 + Cl = ClO3 + S2O3 =>
2 SO3 + Cl = ClO3 + S2O3
[Co(H2O)6] + NH3 = [Co(NH3)6] + H2O =>
[Co(H2O)6] + 6 NH3 = [Co(NH3)6] + 6 H2O
Sn + MgSO4 = SnSO4 + Mg =>
Sn + MgSO4 = SnSO4 + Mg
P4 + CIO = PO4 + CI =>
P4 + 16 CIO = 4 PO4 + 16 CI
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
HF + K = KHF =>
HF + K = KHF
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Ca(ClO2) + HCl = CaCl2 + Cl2 + H2O =>
2 Ca(ClO2) + 8 HCl = 2 CaCl2 + 3 Cl2 + 4 H2O
HFeO2HCl = FeClOH2O =>
HFeO2HCl = FeClOH2O
LiCO3 + H2O = LiOH + CO3H =>
LiCO3 + H2O = LiOH + CO3H
Al2O3 + C + Cl = CO2 + AlCl3 =>
2 Al2O3 + 3 C + 12 Cl = 3 CO2 + 4 AlCl3
Na + (NH2)2CO = NaCN + NH3 + NaOH =>
2 Na + (NH2)2CO = NaCN + NH3 + NaOH
Cu + OH = Cu(OH)2 =>
Cu + 2 OH = Cu(OH)2
C3H6O + HCl = C3H6Cl2 + H2O =>
C3H6O + 2 HCl = C3H6Cl2 + H2O
AlCl3 + H2S = Al2S3 + HCl =>
2 AlCl3 + 3 H2S = Al2S3 + 6 HCl
Cr2O3 + CaCO3 = Ca(CrO2)2 + CO2 =>
Cr2O3 + CaCO3 = Ca(CrO2)2 + CO2
CH3CO2H + CH3CH3CHCH2CH2 = CH3COOCH2CH2 + H2O =>
29 CH3CO2H + 6 CH3CH3CHCH2CH2 = 22 CH3COOCH2CH2 + 14 H2O
NaI + HNO3 = HI + NaNO3 =>
NaI + HNO3 = HI + NaNO3
Ag + Co2 = Ag2Co3 =>
4 Ag + 3 Co2 = 2 Ag2Co3
MgO + Cu = MgCu + O =>
MgO + Cu = MgCu + O
K(s) + Br2(g) = KBr =>
2 K(s) + Br2(g) = 2 KBr
Ag + CuOH = Cu + AgOH =>
Ag + CuOH = Cu + AgOH
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Bi(NO3)3 + KI = K(BiI4) + KNO3 =>
Bi(NO3)3 + 4 KI = K(BiI4) + 3 KNO3
H2 + CrO4 = Cr2O7 + OH =>
H2 + 4 CrO4 = 2 Cr2O7 + 2 OH
Cu + K2Cr2O7 + HCl = CuCl + KCl + CrCl3 + H2O =>
6 Cu + K2Cr2O7 + 14 HCl = 6 CuCl + 2 KCl + 2 CrCl3 + 7 H2O
C2H4 + Pt + H2 = C2H4PtH2 =>
C2H4 + Pt + H2 = C2H4PtH2
CrPO4 + ZnO = Cr2O3 + Zn3(PO4)2 =>
2 CrPO4 + 3 ZnO = Cr2O3 + Zn3(PO4)2
Mg + AlOH = AlMg + OH =>
Mg + AlOH = AlMg + OH
FeSO4 + H2O + NaOH = Fe(OH)3 + Na2SO4 + H2 =>
2 FeSO4 + 2 H2O + 4 NaOH = 2 Fe(OH)3 + 2 Na2SO4 + H2
KIO3 + HCl = KICl4 + H2O + O2 =>
2 KIO3 + 8 HCl = 2 KICl4 + 4 H2O + O2
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
CsOH + H3AsO3 = Cs3AsO3 + H2O =>
3 CsOH + H3AsO3 = Cs3AsO3 + 3 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
H2S + CdO = CdS + H2O =>
H2S + CdO = CdS + H2O
CuSO4*4H2O + NH3 = CuSO4*4NH3 + H2O =>
CuSO4*4H2O + 4 NH3 = CuSO4*4NH3 + 4 H2O
Ca(OH)2 + NO2 = Ca(NO3)2 + NO + H2O =>
Ca(OH)2 + 3 NO2 = Ca(NO3)2 + NO + H2O
HNO3 + K2O3 = K(NO3)3 + H2O =>
6 HNO3 + K2O3 = 2 K(NO3)3 + 3 H2O
HNO3 + LiOH = LiNO3 + H2O =>
HNO3 + LiOH = LiNO3 + H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
FeCl3 + NH4SCN = NH3 + HCl + Fe(SCN)3 =>
FeCl3 + 3 NH4SCN = 3 NH3 + 3 HCl + Fe(SCN)3
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
HOF = HF + O2 =>
2 HOF = 2 HF + O2
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